Heavy Duty Diesel Engine Tech Tips & How To Help

Dec
13
2019

Boost Profits by Rebuilding Parts and Selling Labor

Boost Profits by Rebuilding Parts and Selling Labor     If you run a diesel engine repair shop, odds are you're always looking for ways to increase your profits. And...

Dec
12
2019

Meet the Experts at HHP: Rob McDowell

Meet the Experts at HHP: Rob McDowell     Our team of experts here at HHP work hard every day to make sure you're getting the right parts every time. It's important to them...

Dec
11
2019

Reusing Pistons to Save Money: The Benefits and Drawbacks

Reusing Pistons to Save Money: The Benefits and Drawbacks Rebuilding an engine on a Class 8 truck is a costly procedure. Depending on how extensive the repairs are, the parts alone can...

Dec
10
2019

Meet the Experts at HHP: Brooke Lovejoy

Meet the Experts at HHP: Brooke Lovejoy     We feel that one of HHP's greatest strengths is the people who work hard to get you the exact diesel engine parts you need!...

Dec
5
2019

Caterpillar 3406E Engine Spotlight

Caterpillar 3406E Engine Spotlight Are you curious about your Caterpillar 3406E diesel engine? Well, we're taking you through this engine in detail, so wonder no more! Read on to learn the...

Dec
3
2019

Caterpillar Diesel Engine Serial Numbers

Caterpillar Diesel Engine Serial Numbers     If you're shopping for parts for your Caterpillar diesel engine, then you're going to want to make sure that you're getting...

Dec
2
2019

5 Misconceptions and Myths About Diesel Engines

5 Misconceptions and Myths About Diesel Engines     We've identified five common myths about diesel engines that we're happy to debunk! Learn some of the misconceptions...

Nov
29
2019

Navistar Diesel Engine Serial Numbers

Navistar Diesel Engine Serial Numbers   At some point in time, you'll probably need to know where the engine serial number is on your Navistar engine. Having this number can help...

Nov
21
2019

Why Do I Want a VSR Balanced Turbo for My Diesel Engine?

Why Do I Want a VSR Balanced Turbo for My Diesel Engine?      It's probably safe to say that you want your turbocharger to be balanced. Otherwise, you run the...

Nov
19
2019

How to Return Diesel Engine Core Parts

How to Return Diesel Engine Core Parts     If you've recently purchased a remanufactured diesel engine part, you've probably run into a core charge. This charge can make...

Nov
14
2019

HHP Spotlight: How to Rebuild a Caterpillar C2.2 T/A Diesel Engine

HHP Spotlight: How to Rebuild a Caterpillar C2.2 T/A Diesel Engine Are you working on your Caterpillar C2.2 T/A? Does it need a complete rebuild? (If you're not sure whether or not your...

Nov
12
2019

HHP Spotlight: How to Rebuild a Perkins Diesel Engine

HHP Spotlight: How to Rebuild a Perkins Diesel Engine Perkins has a long history of producing high-performance engines for agricultural, marine, industrial, and construction applications, among...

Nov
11
2019

The Benefits of Diesel VGT Turbochargers Compared to Wastegate Turbos

The Benefits of Diesel VGT Turbochargers Compared to Wastegate Turbos   There are some great benefits to using a VGT turbocharger in your diesel engine that you might be...

Nov
7
2019

Meet the Experts at HHP: Andy Thompson

Meet the Experts at HHP: Andy Thompson We usually focus in on diesel engine parts, but today we're taking a look at a different part of our company—the people who make it great! You can...

Nov
6
2019

What Diesel Information does HHP need to quote a John Deere Kit?

What Diesel Information does HHP need to quote a John Deere Kit? If you've been looking for a rebuild kit or any other diesel engine parts for your John Deere , this blog is here...

Oct
31
2019

How Does a Wastegate Work on a Diesel Engine Turbo?

How Does a Wastegate Work on a Diesel Engine Turbo? We've talked a lot about turbochargers before—how they work, problems you might have with them, and why you need one. But now we're...

Oct
29
2019

How Diesel Engine Turbochargers Work

How Diesel Engine Turbochargers Work You want more power in your engine. Well, that's what your turbocharger helps with! You probably haven't put much thought into this vital diesel engine...

Oct
26
2019

The Primary Differences Between Caterpillar 3406E, C15, and C15 Acert Diesel Engines

The Primary Differences Between Caterpillar 3406E, C15, and C15 ACERT Diesel Engines     Picking the right diesel engine model is no easy task. If you're considering...

Oct
24
2019

HHP Spotlight: Diesel Engine VGT Turbocharger Advantages

HHP Spotlight: Diesel Engine VGT Turbocharger Advantages What? Advantages to a VGT? Are you reading that correctly?  In fact, you are! You've probably spent years hearing about all the...

Oct
22
2019

HHP Spotlight: VGT Turbocharger Problems in Your Diesel Engine

HHP Spotlight: VGT Turbocharger Problems in Your Diesel Engine Variable geometry turbo problems. If you're running a diesel engine with a VGT, you can't tell me that you haven't had a turbo...

Oct
17
2019

HHP Spotlight: VGT Turbo Options for Your Diesel Engine

HHP Spotlight: VGT Turbo Options for Your Diesel Engine Today's product spotlight is on variable geometry turbocharger. Highway & Heavy Parts is proud to announce that we have a complete...

Oct
15
2019

Variable Geometry Turbochargers for Your Diesel Engine are Here!

Variable Geometry Turbochargers for Your Diesel Engine are Here! If you're running an engine with a VGT, you've probably had problems with it. It's well-known that these complicated diesel...

Oct
10
2019

Diesel Engine Emission Requirements

Diesel Engine Emission Requirements Your emission system on your diesel engine has failed. Again. Shocking, right? So, you're faced with either spending a lot of money on an emission or...

Oct
8
2019

Removing Carbon from Diesel Engines

Removing Carbon from Diesel Engines Have you recently had a failure in your turbocharger ? You're not alone!  We get a lot of turbocharger cores coming through, so we've seen a...

Oct
3
2019

Problems with EGR Systems in Diesel Engines

Problems with EGR Systems in Diesel Engines We've seen it countless times. Our customer calls in upset about a $7,000 turbocharger that he just had a quote for.  But wouldn't we all...

Oct
1
2019

How does a Variable Geometry Turbocharger work?

How Does a Variable Geometry Turbocharger Work in Diesel Engines?    Variable geometry is a fancy term for “extra moving parts.” Unless you fly aircrafts, variable geometry...

Sep
26
2019

“What is a core charge and why do I have to pay it?”

WHAT IS A CORE CHARGE AND WHY DO I HAVE TO PAY IT?     Considering how common core charges are in the diesel engine industry, a surprising number of our customers ask us...

Sep
24
2019

Flywheel versus Flexplate

What's the Difference between a Flywheel and a Flexplate in Diesel Engines?   We get a lot of people wondering what the difference is between flywheels and flexplates. While...

Sep
20
2019

How Does a Diesel Engine Work?

How Does a Diesel Engine Work? Diesel engines excel in areas where gasoline engines simply can't compete. Shipping trucks, buses, generators, construction, agriculture, and...

Sep
19
2019

Yanmar Engine Serial Number

YANMAR DIESEL ENGINE SERIAL NUMBER Originally founded in Japan in 1912, Yanmar is now a global company, spanning across Europe and America. They began by producing gasoline engines, but...

Sep
17
2019

HHP Spotlight: What's in the Yanmar Diesel Engine Overhaul Kit?

HHP Spotlight: What's in the Yanmar Diesel Engine Overhaul Kit?      We like to talk about rebuild kits around here—what's in them, what engines they fit, all that...

Sep
12
2019

Perkins Engine Serial Number

PERKINS DIESEL ENGINE SERIAL NUMBER Founded in the early 20th century, Perkins has long produced diesel engines for various industries. They sought to change diesel engines from a...

Sep
10
2019

HHP Spotlight: What's in a Perkins Diesel Engine Overhaul Kit?

HHP Spotlight: What's in a Perkins Diesel Engine Overhaul Kit?     You probably recognize Highway & Heavy Parts for our quality aftermarket products in the Class 8...

Sep
9
2019

Brake Air Compressor Troubleshooting - Simplified

Brake Air Compressor Troubleshooting - Simplified The Basics If you're reading this you probably already know at least a little something about diesel brake air compressors. So we won't...

Sep
5
2019

Exploring PurePower Diesel Engine Fuel Injectors

Exploring PurePower Diesel Engine Fuel Injectors If you're looking for replacement diesel engine parts, you undoubtedly want the best! That's why here at Highway & Heavy Parts we're...

Sep
3
2019

Exploring PurePower Diesel Engine Turbochargers

Exploring PurePower Diesel Engine Turbochargers   Are you looking for a great turbo for your diesel engine? Here at HHP, we're excited to carry the line of PurePower diesel...

Aug
30
2019

Mack Engine Serial Number

MACK DIESEL ENGINE SERIAL NUMBERS Mack engines have long meant durability and strength—just look at their bulldog mascot. They were founded in 1900, originally as the Mack Brothers...

Aug
28
2019

HHP Spotlight: About the Caterpillar C15 Diesel Engine Inframe Rebuild Kit

About the Caterpillar C15 ACERT Diesel Engine Inframe Rebuild Kit     We've highlighted several different rebuild kits in the past, and today we're going to focus on...

Aug
22
2019

John Deere Engine Serial Number

JOHN DEERE DIESEL ENGINE SERIAL NUMBER John Deere didn't start out producing diesel engines. Instead, their first product was a self-scouring steel plow made in the 19th century, and it...

Aug
20
2019

HHP Spotlight: About the International / Navistar DT466E Diesel Engine Inframe Rebuild Kit

About the International / Navistar DT466E Diesel Engine Inframe Rebuild Kit     You've noticed that your International diesel engine just isn't running the way it used to....

Aug
15
2019

HHP Spotlight: About the CAT C13 Diesel Engine Rebuild Kit

HHP Spotlight: About the CAT C13 Diesel Engine Rebuild Kit     If your Caterpillar C13 needs a rebuild, we've got a great kit for you!  At Highway & Heavy...

Aug
13
2019

5 Easy Ways to Improve Fuel Economy

5 Easy Ways to Improve Fuel Economy with Your Diesel Truck There’s no denying that diesel prices have been  a tad high lately.   While they may have come back down, it's likely...

Aug
8
2019

5 Tips to Help Your Diesel Engine Live Longer

5 Tips to Help Your Diesel Engine Live Longer   Are you worried that your diesel engine won't last as long as you need it to?  There are many great ways to help your engine...

Aug
6
2019

HHP Spotlight: About the Cummins ISX Inframe Rebuild Kit

HHP Spotlight: About the Cummins ISX Inframe Rebuild Kit Eventually, no matter how reliable, your diesel engine is going to need to be rebuilt. Which leads to today's product spotlight—an...

Aug
1
2019

HHP Spotlight: About the DD15 Detroit Diesel Rebuild Kit

HHP Spotlight: About the DD15 Detroit Diesel Rebuild Kit   You asked for it, and we've got it! The Detroit Diesel DD15 inframe overhaul kit is here at Highway & Heavy Parts,...

Jul
30
2019

What is the Purpose of a Cylinder Head in a Diesel Engine?

What is the Purpose of a Cylinder Head in a Diesel Engine? Today we’re going to go over a little bit about cylinder heads . Before diving head first into the cylinder head market, it’s...

Jul
25
2019

HHP Spotlight: Considering Jrone for Your Diesel Engine?

HHP Spotlight: Considering Jrone for Your Diesel Engine? How do you know that the parts you're putting in your diesel engine are quality construction? Check out our line of turbos and...

Jul
23
2019

Rebuild Cylinder Head vs Remanufactured Cylinder Head

Rebuilt or Remanufactured Head for Your Diesel Engine? When the cylinder head in your diesel engine reaches the end of its useful life, you have an important decision to make, and you...

Jul
18
2019

What to do About a Cracked Cylinder Head in Your Diesel Engine

What to do About a Cracked Cylinder Head in Your Diesel Engine We're back with more on your cylinder head! We recently talked about when you might want to resurface your head , and now we're...

Jul
17
2019

Diesel Engine Fuel Injectors Explained

Diesel Engine Fuel Injectors Explained We’re here to talk about fuel injectors today. We’ll be breaking down our most commonly asked questions.      ...

Jul
11
2019

HHP Spotlight: Jrone Diesel Engine Turbo Cartridges and Repair Kits

HHP Spotlight: Jrone Diesel Engine Turbo Cartridges and Repair Kits Have you been having trouble with your diesel engine turbocharger ? There's a chance you might need a new one—but,...

Jul
9
2019

When Can I Resurface My Diesel Engine Cylinder Head?

When Can I Resurface My Diesel Engine Cylinder Head? Have you thought much about your cylinder head ? Well, we have! Today we're going to let you know when you can safely resurface your diesel...

Jul
5
2019

How to Diagnose Diesel Engine Noise: Clutch Engagement

How to Diagnose Diesel Engine Noise: Clutch Engagement We've talked about several different causes of diesel engine in recent blog posts, including noise under load , belt noise , and valve...

Jul
2
2019

The Differences between Refurbished, Rebuilt, and Remanufactured in Diesel Engines

The Differences between Refurbished, Rebuilt, and Remanufactured in Diesel Engines Refurbish. Rebuild. Remanufacture. You often see these three terms used interchangeably. But is...

Jun
27
2019

HHP Spotlight: Diesel Engine Rocker Arm vs. Pin and Roller Kits

HHP Spotlight: Diesel Engine Rocker Arm vs. Pin and Roller Kits When it comes to overhead cam engines—your Detroit Diesel Series 60 , your Cummins ISX , your Caterpillar...

Jun
25
2019

Diesel Engine Turbochargers: Rebuild with a Cartridge or a New Turbo?

Diesel Engine Turbochargers: Rebuild with a Cartridge or a New Turbo? If you're running a diesel engine, odds are you'll eventually experience some kind of failure. That might...

Jun
20
2019

How to Diagnose Diesel Engine Noise: Valve Train

How to Diagnose Diesel Engine Noise:  Valve Train  We've recently talked about how to diagnose engine noise while your diesel is under load and noise due to engine belts . In this...

Jun
18
2019

How to Diagnose Diesel Engine Belt Noise

How to Diagnose Diesel Engine Belt Noise In our past blog, we discussed engine noise that occurs when your diesel engine is under load. This problem can be caused by bad gaskets or oil that is...

Jun
14
2019

HHP Spotlight: Diesel Engine Rocker Cover Gaskets

HHP Spotlight: Rocker Cover Gaskets If you’ve noticed a leak in your engine, or you’re just replacing your injectors , you should probably take a look at your rocker cover gaskets. If...

Jun
12
2019

Cleanliness in Diesel Engine Repair

Cleanliness in Diesel Engine Repair When you're working on your engine, I'm sure you're focused on getting it back up and running as soon as possible. But have you ever given much thought to...

Jun
7
2019

Why Not to Rebuild Your Diesel Engine Fuel Injectors

Why Not to Rebuild Your Diesel Engine Fuel Injectors Do your fuel injectors need a rebuild? Have you thought about just doing it yourself? Master Diesel Mechanic Mike Schrems discussed with...

Jun
4
2019

HHP Spotlight: About Jrone Turbochargers

HHP Spotlight: Jrone Turbochargers If you're like us, you want more power in your engine! Your turbocharger is what helps you accomplish this, so you want to make sure that you have the best...

May
30
2019

Ways to Keep Your Turbocharger Healthy

Ways to Keep Your Turbocharger Healthy As I'm sure you know, turbochargers are a key component of a diesel engine. (You can learn more about them in our general guide !) They produce...

May
28
2019

HHP Spotlight: More on the Cummins ISX

HHP Spotlight: More on the Cummins ISX The ISX engine is one of our most popular engines, and we get a lot of questions about them and the changes they've undergone through the years (for...

May
23
2019

How To: Diesel Injector Installation, Cummins ISX

How To: Diesel Injector Installation, Cummins ISX Odds are, at some point in the life of your diesel engine you'll need to remove or replace your fuel injectors . But do you know the right way...

May
21
2019

Common Turbo Problems & Failures

Common Turbo Problems and Failures Are you worried that your diesel engine turbocharger isn't functioning as well as it should? Do you know what to look for? The turbocharger...

May
16
2019

HHP Spotlight: About PurePower Diesel Air Management Systems

HHP Spotlight: About PurePower Diesel Air Management Systems Ever wonder about your EGR valve? What makes it so important to your engine's function? We're going to talk a little bit about...

May
14
2019

HHP Spotlight: About PurePower Diesel Engine Fuel Injectors

HHP Spotlight: About PurePower Diesel Engine Fuel Injectors As I'm sure you know, fuel injectors serve a critical function in your engine. They give you everything you want—economy...

May
9
2019

HHP Spotlight: About PurePower Diesel Engine Turbochargers

HHP Spotlight: About PurePower Diesel Engine Turbochargers We've talked about the turbocharger on this blog before—and that's because they're a critical part of your engine! And we're...

May
7
2019

How to Diagnose Diesel Engine Noise While Under Load

How To Diagnose Diesel Engine Noise While Under Load Are you having a problem with noise in your diesel engine? It's one of the most common diesel engine problems , so you're definitely not...

May
2
2019

Block Gaskets Failure Analysis

Head Gaskets Failure Analysis It's a pain when your head gasket blows. But what might seem like a simple problem can reveal a deeper problem in your engine. Read on to find out what might be...

Apr
30
2019

Piston Crowns Failure Analysis

Piston Crowns Failure Analysis Cold Coolant to a Hot Engine In this we see the results of cold coolant being added to a hot engine. The pictures show the discoloration on the pistons...

Apr
25
2019

Detroit Diesel Electronic Control: Versions and Development

Detroit Diesel Electronic Control: Versions and Development Your engine may run on diesel, but it's probably controlled by electronics (unless of course you run a much older engine)....

Apr
23
2019

Head Gaskets Failure Analysis

Head Gaskets Failure Analysis It's a pain when your head gasket blows. But what might seem like a simple problem can reveal a deeper problem in your engine. Read on to find out what might be...

Apr
18
2019

Detroit Diesel Series 60 Common Failures and Problems

Detroit Diesel Series 60 Common Problems and Failures Do you have a Series 60 engine from Detroit? For the most part, it probably runs great for you. This electronically controlled...

Apr
11
2019

Detroit Diesel Series 60: Differences Between 12.7L & 14L

Detroit Diesel Series 60: Differences Between 12.7L and 14L If you've heard of Detroit Diesel, odds are you've heard of their Series 60 line of engines. It includes three different...

Apr
9
2019

Track Tension Adjusting and Maintenance Tips

Track Tension Adjusting and Maintenance Tips Adjusters are designed to absorb shock, provide proper track tension, and protect track systems and idlers. It's critical to maximize track...

Apr
4
2019

A Look at Detroit Diesel Series 60 14L

A Look at Detroit Diesel Series 60 14L Detroit Diesel, or just Detroit as it's more commonly known now, is one of the best known names in diesel engines. Beginning in 1938, it used to be...

Mar
28
2019

Cummins ISX and N14 Engines: Tips and Tricks for Rebuild

Cummins ISX and N14 Engines: Tips and Tricks for Rebuild The N14 and ISX engines are some of the most popular engines Cummins has produced, and even though the N14 has been out of production...

Mar
26
2019

Valves Failure Analysis

Valves Failure Analysis Your valves aid in the combustion process, letting air in and exhaust out. So when they fail, you can run into a whole host of other problems, including problems with...

Mar
21
2019

What's the Difference Between the Cummins N14 and ISX?

What's the difference between the Cummins N14 and ISX   Cummins has a history of producing strong, long-lasting diesel engines, including some of the most popular...

Mar
14
2019

Cummins ISX Problems and Failures

Cummins ISX Problems and Failures The ISX engine by Cummins is one of the most popular diesel engines on the road today. The first ISX was produced in 1998, as a response to the EPA's...

Mar
7
2019

Cummins ISX Engine Rebuild Kits from HHP

Cummins ISX Engine Rebuild Kits from HHP Here at HHP, we’re pretty proud of the rebuild kits we offer. So, we’re going to use this article to brag a little bit about the...

Mar
5
2019

Oil Cooler Benefits

Oil Cooler Benefits The oil cooler is not typically a component that goes bad, but should be replaced after any catastrophic engine failure. The best way to protect a new engine...

Feb
28
2019

Diesel Engine Turbocharger Installation Tips

Diesel Engine Turbocharger Installation Tips All diesel engines reach a point where no matter how much you increase the fuel injection, you can't achieve any additional power. Because of...

Feb
26
2019

Replacing Your Spacer Plate: When Should It Be Done?

Replacing Your Spacer Plate: When Should It be Done? Installing a cylinder head , whether on its own or as part of an engine overhaul, is a big job--and expensive. It's not unusual for...

Feb
21
2019

Turbocharger Failure: Lack of Lubrication/Contaminated Oil

Turbocharger Failure: Lack of Lubrication/Contaminated Oil Your turbocharger spins at incredibly high speeds in your engine, making it all the more susceptible to damage and failure than...

Feb
19
2019

OEM vs. Aftermarket: Parts and Warranties

OEM vs. Aftermarket: Parts and Warranties For a long time now, people have assumed that the best quality parts come from that OEM—and the OEM isn't going to do anything to make them...

Feb
14
2019

Turbochargers: A General Guide

Turbochargers: A General Guide It makes your engine more powerful and it helps with efficiency. Your turbocharger helps increase the power of your engine without the need to increase...

Feb
12
2019

Engine Sleeve / Liner Pitting Explained

Engine Sleeve/Liner Pitting I'm sure everyone out there religiously takes oil samples at every change so you'll know if you have a drop of coolant in your oil, right? Yeah, right! So, here...

Feb
5
2019

Fixing the Problem: Identify and Replace Faulty Diesel Injectors

Fixing the Problem: Identify and Replace Faulty Diesel Injectors As the name says, a diesel fuel injector literally injects fuel into the cylinder as part of the combustion process. In...

Jan
31
2019

Adjusting Diesel Injector Timing: ISX Injectors

Adjusting Diesel Injector Timing: ISX Injectors In another post, we talked generally about adjusting injection timing . We focused primarily on advancing timing, though, and the...

Jan
29
2019

Oil Pump Failure Analysis

Oil Pump Failure Analysis The oil pump is vital to keeping your engine lubricated. If it's not functioning properly, other parts of your engine could wear and seize, costing you even more...

Jan
24
2019

Identifying Common Signs of Fuel Injector Failure

Identifying Common Signs of Fuel Injector Failure There's something wrong with your diesel engine—you can feel it (or maybe see or smell it)—but you can't quite figure out...

Jan
22
2019

Diesel Injector Repair Kits and Remanufactured Injectors

Diesel Engine Injector Repair Kits and Remanned Injectors About Fuel Injectors A fuel injector is one of the more complicated components in your engine. It is responsible for...

Jan
17
2019

The Difference Between Common Rail and Unit Injectors

The Difference between Common Rail and Unit Injectors A fuel injector is a fuel injector. They're all the same, right? Well, not so much. There are actually many different methods to...

Jan
15
2019

Preventive Maintenance Inspection (PMI): Do it Properly to Increase Profits

Preventive Maintenance Inspection: Do It Properly to Increase Profits Do you like it when your truck breaks down unexpectedly? Probably not. No one does. But what can you do about it? A...

Jan
10
2019

ISX Fuel Injectors: Products Offered from HHP

Cummins ISX Fuel Injectors: Products Offered from Highway & Heavy Parts If you've noticed excessive smoke coming from your engine, hard starting, or engine knocking, it might be time...

Jan
8
2019

Graphite vs. MLS: What's the Difference in Gasket Materials?

Graphite vs. MLS: What's the Difference in Gasket Materials? When it comes to gaskets, the material can make all the difference. Most current gaskets are made of a combination of metal and a...

Jan
3
2019

Cummins ISX Engine Spotlight

Cummins ISX Engine Spotlight The History of Cummins The huge company that is Cummins was founded almost a century ago in 1919 by Clessie Cummins. Cummins partnered with J. Irwin...

Jan
2
2019

Low Oil Pressure: I Changed My Oil Pump, Now What?

Low Oil Pressure: I Changed My Oil Pump, Now What? So you notice your oil pressure is low. Your automatic response might be to have your oil pump looked at, or to replace it...

Dec
26
2018

When Can I Reuse My Head Bolts?

When Can I Reuse My Head Bolts? Head bolts might seem like a minor or unimportant part, but without them, combustion wouldn't be possible and your engine wouldn't work. They hold your...

Dec
26
2018

Cylinder Head Failure Analysis: Warped or Pitted Heads

Cylinder Head Failure Analysis: Warped or Pitted Heads As we've mentioned in a previous post , cylinder head damage is a major issue that can cause problems throughout your engine....

Dec
20
2018

Cylinder Head Failure Analysis: Why is My Head Cracked?

Cylinder Head Failure Analysis: Why is My Head Cracked?   A damaged cylinder head can be devastating to your engine—and your wallet. And sometimes it's not just your...

Dec
18
2018

Selecting Head Gasket Sets

Selecting Head Gasket Sets A blown head gasket. That can mean major issues for your diesel engine, and major costs. If this happens to you, make sure you know what parts you need to...

Dec
13
2018

OEM vs. Aftermarket Cylinder Heads

OEM vs. Aftermarket Cylinder Heads We've talked about it before—OEM parts are simply more expensive than their aftermarket counterparts, and this holds true for cylinder heads as...

Dec
11
2018

How to Install a Diesel Engine Cylinder Head

How to Install a Diesel Engine Cylinder Head It's no small undertaking to replace your cylinder head, and it only makes sense that you want it done correctly. Ensure yours is properly...

Dec
6
2018

Diesel Engine Cylinder Head Buying Guide

Cylinder Heads: HHP Buying Guide When's the last time you thought about your cylinder head? If you've noticed a decrease in fuel economy or your engine has been overheating, you might want...

Dec
4
2018

Signs You Need to Replace Your Cylinder Head

Signs You Need to Replace Your Cylinder Head   Just What is a Cylinder Head? A cylinder head is a critical part of your engine. With the head gasket and cylinder itself, it...

Nov
29
2018

Diesel Engine Failure Analysis: Compression Issues

Diesel Engine Failure Analysis: Compression Issues   As we talked about in an earlier post , there are many things that could lead to an engine failure or the need for an engine...

Nov
27
2018

Diesel Engine Break-in Guide

Diesel Engine Break-in Guide Have you been considering an engine rebuild but aren't sure where to start? Is your engine still giving you trouble after a recent rebuild and you don't know...

Nov
21
2018

Diesel Engine Failure Analysis: Fuel Contamination

Diesel Engine Failure Analysis: Fuel Contamination Are you experiencing low power or poor fuel economy? Do you find yourself replacing filters more often, or have you noticed smoke coming...

Nov
20
2018

How to Prepare Your Diesel Truck for Winter

How to Prepare Your Diesel Truck for Winter Winter is rough on all vehicles, whether they’re driving on the road, exploring off the road, or sitting in the yard. However, it seems...

Nov
15
2018

How to Choose an Engine Rebuild Kit

How to Choose an Engine Rebuild Kit An engine rebuild is a large and expensive job, and choosing the right kit can seem a daunting task. There are a lot of kits for sale, and they may all...

Nov
13
2018

Signs Your Engine May Need a Rebuild

Signs Your Engine May Need a Rebuild In an earlier post, we took a look at some symptoms of common diesel engine problems . But did you know that sometimes those symptoms could indicate...

Nov
8
2018

The Difference between OEM and Aftermarket Engine Rebuild Kits

The Difference between OEM and Aftermarket Engine Rebuild Kits So, let’s start off admitting that we obviously have a strong preference in the OEM versus aftermarket debate. But...

Nov
6
2018

Common Diesel Engine Problems

Common Diesel Engine Problems It's unlikely that you'll never have a problem with your diesel engine. But when one occurs, you want to get back on the road as quickly as possible. Being...

Nov
1
2018

Diesel Engine Rebuild Kits Buying Guide

Diesel Engine Rebuild Kits: HHP Buying Guide Have you noticed a loss in fuel economy? Are you consuming a lot of oil? Is there coolant in your crankcase? If you answered yes to any of...

Oct
30
2018

The Camshaft Reconditioning Process

The Camshaft Reconditioning Process There are a few parts that you see as many (or more) remanufactured options for as new. Camshafts are one of these parts. That’s because camshafts...

Oct
25
2018

Camshaft Failure: Camshaft Bearings

Camshaft Failure: Camshaft Bearings It's not just camshafts that can wear or fail—the camshaft bearings can have issues as well. Bearing failure can cause extensive damage to other engine...

Oct
23
2018

Camshaft Bearing Facts and Installation

Camshaft Bearing Facts and Installation As we discussed in a previous post, Camshaft Bearings Explained , a camshaft bearing is meant to reduce the amount of friction on your camshaft...

Oct
18
2018

Camshaft Failure Analysis: What Causes Excessive Lobe Wear?

Camshaft Failure Analysis: What Causes Excessive Camshaft Lobe Wear? We all know how important camshafts are to the function of your engine, and when they fail it can spell trouble....

Oct
16
2018

Camshaft Bearings Explained

Camshaft Bearings Explained In its most basic form, bearings are meant to reduce friction—that's what they do for your camshaft. They keep it rotating where it should be and help...

Oct
11
2018

OEM vs. Aftermarket Diesel Camshafts

OEM vs. Aftermarket Diesel Camshafts So you're looking for a new camshaft. Maybe you think an OEM part is the only way to go. Maybe you've heard horror stories of inferior aftermarket...

Oct
9
2018

How to Install a Diesel Engine Camshaft

How to Install a Diesel Engine Camshaft The camshaft. Its health is vital to the overall function of your engine, so it's important to know how to properly install it. Improper install...

Oct
4
2018

HHP Buying Guide: Camshafts

HHP Buying Guide: Camshafts Do you want good engine power? Great fuel economy? I think it's fair to assume we all do. Well, the camshaft plays a big role in whether or not you're...

Oct
2
2018

How Do I Know if My Camshaft is a Good Core?

How Do I Know if My Camshaft is a Good Core? When purchasing a camshaft, one question that often comes up is whether or not your old cam will be accepted as a core. The part can only be...

Sep
27
2018

Crankshaft and Engine Bearing Installation Guidelines

Crankshaft and Engine Bearing Installation Guidelines Proper crankshaft function hinges on a correct installation. Don't just guess when installing yours. Follow these easy steps to help make...

Sep
18
2018

Failure Analysis: How Can My Crankshaft be Bent?

Failure Analysis: How Can My Crankshaft be Bent? A Crankshaft Failure Analysis It keeps your engine moving and is vital to the overall health of your rig. So when something goes...

Sep
11
2018

America Runs on Diesel

America Runs on Diesel Do you ever stop and think about where our things come from? Not how they're made or grown, but how they literally arrive for our consumption. If you're in the...

Sep
4
2018

September Featured Products

September Featured Products It’s time for September’s featured products! This month, we’re featuring crankshafts. These important parts are a driving force in your engine, and it’s...

Aug
20
2018

Why Aftermarket Oil Pumps Hold Their Own

. Why Aftermarket Oil Pumps Hold Their Own Look, we get it. Your truck is your livelihood, and its health directly affects whether or not you can pay your bills. That’s why you may be...

Aug
13
2018

The Causes of Oil Pump Failure

The Causes of Oil Pump Failure Oil pumps are critical to the mechanics of the rest of the engine. Without proper oil circulation, the moving parts of the engine cannot work properly....

Aug
6
2018

August Featured Products

August Featured Products If an engine were a living creature, oil would be its blood; it’s necessary to keep every moving part of the engine functioning. Without a proper oil flow, no parts...

Jul
3
2018

July Featured Products

July Featured Products It’s July, and a new month means new featured products! This month we’re featuring hydraulic pumps! If your engine has hydraulics, you know the pump is the heart of...

May
21
2018

More than the OEM: Know Your Turbo Options

More than the OEM: Know Your Turbo Options Looking for turbo info? Download our free turbocharger eBook! Download My eBook!! OEM Turbochargers There’s no doubt...

May
14
2018

Signs You Should Have Your Turbocharger Serviced

Signs You Should Have Your Turbocharger Serviced Depending on what kind of engine you have, servicing your turbo can get expensive fast. That’s why, if you don’t notice your engine acting...

May
7
2018

May Featured Products

May Featured Products Everybody loves a good turbocharger, and that’s why turbos are May’s featured part! Highway and Heavy Parts has a wide selection of turbos, so you can replace your...

Apr
23
2018

Gasket Damage: Thermal Push from Detonation

Gasket Damage: Thermal Push from Detonation What is Thermal Push? Thermal push is a type of gasket damage where the armored, cylinder bore edges of head gaskets become deformed from...

Apr
16
2018

How Aftermarket Gaskets Can Save You Time and Money

How Quality Aftermarket Gaskets Can Save You Time and Money Not all gaskets are created equally, and that is proven with Highway and Heavy Parts’ quality aftermarket gaskets . With the...

Apr
9
2018

Gasket Installation Mistakes to Avoid

Gasket Installation Mistakes to Avoid We’ve all fallen victim to common mistakes before. Whether it’s minor traffic errors (yes, left turners always yield ) or any of the following...

Apr
2
2018

April Featured Products

April Featured Products Gaskets are often overlooked, since they’re not a big, expensive performance part that adds horsepower to your engine. However, anyone that’s had failing or blown...

Mar
7
2018

HHP Announces the Winner of the HHP Prize Pack!

Congratulations to Scott Cross for winning the Yeti Roadie with HHP Swag! We'd like to give a HUGE thank you to everyone who entered! We appreciate your support and feedback, and look...

Jan
29
2018

Are the OEM Engine Rebuild Kits Worth It?

Are the OEM Engine Rebuild Kits Worth It? If you’ve heard of Highway and Heavy Parts, you probably know we sell aftermarket diesel engine parts. But do you know the difference between...

Jan
8
2018

January Featured Products

January Featured Products Happy 2018! A new year at HHP means a new focus, and this January we’re focusing on our engine rebuild kits and the parts in them. To kick off the month,...

Nov
15
2017

Anti-Polishing Rings (APR) Explained

Anti-Polishing Rings (APR) Explained ”APR” stands for “anti-polishing ring.” Other terms for anti-polishing rings include “carbon scraper ring,” “piston cleaning ring,” and...

Nov
8
2017

Diesel Engine Serial Numbers

Engine serial numbers are specific numbers assigned to every individual engine. No engine that exists has the same serial number as another engine. If you know you engine serial number, you...

Oct
27
2017

Detroit Diesel Engine Serial Numbers

How to Find a Detroit Diesel Engine Serial Number While most OEM’s are pretty irregular, Detroit Diesel is probably the least consistent OEM about the placement of their engine...

Oct
20
2017

Cummins Diesel Engine Serial Numbers

Looking for your Cummins ESN? Download this  free quick guide to help! Download My Guide!! How to Find a Cummins Engine Serial Number Cummins engines will have...

Sep
15
2017

Adjusting Diesel Engine Injection Timing

Injection Timing Basics We often get all kinds of calls asking for technical advice, from both owner-operators trying to troubleshoot a problem with their truck to repair shop mechanics...

Aug
30
2017

Excessive Oil Consumption Explained

What is Excessive Oil Consumption? Excess oil consumption is any oil consumption above an acceptable range during normal operating conditions. Each engine will have a natural and acceptable...

Aug
23
2017

Order Shipping Guide

Shipping facts seem to be pretty simple. After all, if you choose 2 Day Shipping your order should get to you in 2 days, right? Unfortunately, a lot of people make similar assumptions when...

Aug
15
2017

Diesel Engine Break-In Explained

We often get calls about the break-in procedure of a newly-rebuilt engine. Proper break-in is critical and sometimes overlooked. Even though you may have used one of our outstanding overhaul kits...

Aug
10
2017

HHP New Product Releases: August 2017

Highway and Heavy Parts is excited to announce the addition of several oil pans to our product offering These new oil pans fit Mack, Cummins, Navistar, and Detroit Diesel engines. Having a good...

Aug
3
2017

Liner & Piston Update for ISX Engines

Cummins has been producing the ISX engine since it replaced the N14 in 2001. In those years, many improvements have been made to the designs of both the pistons and the cylinder liners....

Jul
21
2017

Liner Failure Analysis

A. Cylinder kit failure caused by twisted liner o-ring The picture shows one of the liner o-rings that twisted during assembly in engine.      ...

Jul
5
2017

Valve Train: Function, Components, and Repair Options

The valve train of any type of engine is a fairly complicated system that often causes confusion to those without a large amount of engine knowledge and experience. While this article...

Jun
27
2017

Detroit Diesel Series 60 Engine Spotlight

The History of Detroit Diesel Detroit Diesel was once associated with General Motors, during which time it was called the General Motors Diesel Division. For several years, GM had cornered...

Jun
13
2017

C15 Engine Spotlight

The History of Caterpillar In the late 1800’s and early 1900’s, steam tractors were the primary method of agricultural development. But out in California, they had a problem: the...

Jun
6
2017

What Are Fuel Injector Trim Codes?

Trim codes or trim files are codes that go into an Electronic Control Module (ECM) that determine how long a fuel injector injects fuel into a cylinder for. Trim codes only apply to...

May
9
2017

Oil Change Intervals after Diesel Engine Break-In

Proper break-in after an engine rebuild is one of the things that we find a lot of our customers don’t know about. Because it’s so little known, we wrote another blog about it, which...

May
2
2017

The Pros and Cons of Aftermarket Diesel Engine Parts

HHP's look at the pros and cons of using aftermarket diesel engine parts. Here at Highway and HeavyParts we sell aftermarket diesel parts . An aftermarket part is any part not...

May
1
2017

Apr
11
2017

Camshafts: Replace or Not to Replace?

Camshafts – To Replace or Not to Replace? That is the Question So, you have 1,000,000 plus miles on your engine and you’ve decided it’s time for a rebuild. Some parts...

Mar
28
2017

What goes into a Remanufactured Cylinder Head from HHP?

The Cylinder Head is on of the most important pieces of your engine, and engine repairs due to a faulty cylinder head are time consuming and expensive. So, what goes into one of HHP's...

Nov
19
2015

Piston Pin Retainers Failure Analysis

A. Piston pin retainer improperly installed

The pin retainer came loose, severely damaging the cylinder kit.

 

 

 



Nov
19
2015

Piston Rings Failure Analysis

A. Broken oil control ring caused by assembly error The following picture shows the broken oil control ring positioned on a granite flat surface. Note the upward bend on the broken...

Nov
19
2015

Connecting Rod Failure Analysis

A. Cylinder kit failure from lack of proper lubrication The first two pictures show the spun connecting rod bearings.   The next picture shows the lower part...

Nov
18
2015

Piston Pin Failure Analysis

A. Piston pin failure caused by lack of lubrication
Lack of proper lubrication is cause of the galled and worn piston pin.

Nov
18
2015

Piston Skirt Failure Analysis

A. Piston skirt on upside down The following picture shows the piston skirt in the liner with the skirt on upside down. Red arrows point to bottom of skirt.  ...

Nov
18
2015

Rod Bearings Failure Analysis

A. Bearing failure caused by foreign material on the back of the bearing The next two pictures show a rod bearing with a piece of tape or paper on the back of the bearing where it...

Nov
18
2015

Main Bearings Failure Analysis

A. Bearing failures caused by lack of proper lubrication Notice the extremely polished condition of the bearings with the worst streaking toward the center of the bearing. This is...

Nov
18
2015

Valve Bridges Failure Analysis

B. Valve failure caused by turned valve bridge Complaint: Valve head came off damaging cylinder kit and head. The first picture shows the valve head. The valve broke in the...

Nov
18
2015

Valve Keepers-Retainers Failure Analysis

A. Valve failure caused by impact loading The following pictures shows material returned. The yellow arrow pointing at the valve retainers show they are undamaged. The rotators...

Nov
18
2015

Valve Guides Failure Analysis

A. Valve and valve guide wear caused by poor maintenance  The first two pictures show the wear in the lower part of the valve guide closest to the valve head. The second picture...

Nov
17
2015

Piston Cooler Failure Analysis

A. Piston cooler failure caused by contamination in the oil system Contamination left in the oil system from an engine overhaul plugged the piston cooler and caused the...

Nov
17
2015

Seals Failure Analysis

A. Seal failure caused by installation error The following two pictures show two locations on the seal that are damaged and provide a leak path for oil. The cause of failure, oil...

Nov
17
2015

Piston Seizure Quick Reference

Quick Reference Guide Piston seizures will only occur when metal-to-metal contact between the piston, rings to liners exists. Thermal expansion and/or lack of lubrication are...

Nov
4
2015

Snacks to Keep You Alert When Driving

Fatigue can set in when truck driving. Often times, what you eat contributes to your alertness on the road. Some snack options might surprise you with their high drowsiness factor. High glycemic...

Nov
4
2015

Safe Winter Truck Driving Tips

Be safe. Stay safe. It’s time to prepare for the changes to your driving that you’ll need to make in response to winter weather and adverse conditions. Plan: Prepare...

Oct
29
2015

Turbocharger Failure Diagnostic Checklist

Turbocharger Failure Diagnostic Checklist Your turbocharger not only helps your engine have more power, but it also helps with efficiency and emissions. When it fails, though, you can be left...

Oct
21
2015

How to Get Better Fuel Economy with your Diesel Truck

Diesels are known to get great mileage. They typically deliver 25 to 30 percent better fuel economy than similarly performing gasoline engines. Although diesel fuel used to be cheaper than...

Oct
15
2015

Common Diesel Acronyms

Common Diesel Acronyms   Term Comments Term Comments ACERT Advance Combustion Emission Reduction...

Oct
7
2015

Preventing Premature Cam Bearing Failure

    For many years, nearly all camshaft bearings were manufactured with a lining of babbitt. Babbitt is a soft slippery material made up primarily of lead and tin and is...

Feb
9
2015

N14 Piston Skirt Design Change

Cummins made a change to their N14 piston skirt design. As Cummins doesn't sell the skirt separately, they didn't give the skirt a part number. Cummins only sells the skirt as part of a complete...

Jan
7
2015

DT466E and DT530E Liner O-ring Change

Near the end of 2004 International Navistar made a change in the DT466E and DT530E cylinder liner o-ring configuration. They moved from the "old" style liner that used both an o-ring and crevice...

Dec
4
2014

Detroit Diesel 14L New Piston Design

Detroit Diesel has released a new piston design for use in current and older model Series 60 14L engines. The new piston has a longer skirt and a new design to the 2nd compression ring. The new...

Nov
13
2014

3406E / C15 Fuel in Coolant, Engine Miss Explained

Caterpillar 3406E, C15, & C15 Acert engines all use the same style cylinder head, injectors, and injector cups (see images 1 & 2). The injector on these engines seats directly against the...

Oct
17
2014

Broken or Cracked Cylinder Liner Flange

Cylinder liner flange and flange seat The cylinder block has circular, plane recesses, called flange seats or counterbores. These hold the cylinder liners in the cylinder block. The...

Sep
26
2014

Detroit Diesel Series 60 Top Liner Cooling

Many people have heard of Detroit Diesel Series 60 Top Liner Cooling or Top Cooled Liners, but don't know what it  really is. Here's a basic explanation: Starting with engine serial...

Jul
14
2014

Cummins N14 Inframe Rebuild Kit - Additional Items

This is a quick blog to share some inexpensive additional pieces you should think about changing when you rebuild your Cummins N14. The Cummins N14 is a strong, reliable engine that will just keep...

Jun
6
2014

Trucking Facts: Looking to the Future

Did you know, if you combined all of the cargo delivered by trucks last year, you would create a chain that would run from the earth to the Moon over eleven times? The above is one of several...

Dec
26
2013

Proposed Category 11 Oil (PC-11): What It Means for the Heavy Highway Industry

Proposed Category 11 (PC-11): What It Means for the Heavy Highway Industry   Until now, oil changes have been rather routine maintenance procedures for diesel engine fleet owners,...

Oct
22
2013

Increase Profit with Remanufactured Injectors From HHP!

When it comes to running a highly profitable diesel engine repair shop, staying one step ahead of your competition is critical to success. With profit margins shrinking and customer demands...

Aug
25
2013

Rebuilt Head or Remanufactured Head?

When the cylinder head in your diesel engine reaches the end of its useful life, you have an important decision to make. You have two options:  Rebuilt...

Aug
4
2013

Camshafts – Replace or not to Replace? That is the Question.

So, you have 1,000,000 plus miles on your engine and you’ve decided it’s time for a rebuild. Some parts you know you have to replace but others you aren’t so sure about. Fuel...

Aug
1
2013

Highway and Heavy Tech Tips: Common Turbo Problems

Common Turbo Problems / Failures Highway and Heavy Parts (HHP) presents the latest in our tech tip blog series. This month we will cover lubricating oil in the turbocharger and external...