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About the Cat C15/C15 ACERT/3406E Stage 2 Performance Diesel Engine Cylinder Head

Are you putting an engine together? Maybe you’re looking for an added sense of security when it comes to your cylinder head. Or maybe you’ve got a bigger turbo, larger injectors, or upgraded horsepower.

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Highway & Heavy Parts Answers Your Diesel Engine Questions: Rebuild Kits

Everyday we receive questions from you, the customer, through email, social media, and from calls into our sales department. It’s difficult to answer everyone’s questions that come in, so this month, we’re answering a number of those questions about fuel injectors, turbochargers, and fuel systems.

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What You Should Know About the CAT C15 ACERT Diesel Rebuild Kit

Are you running a CAT C15 ACERT diesel engine? Odds are, at some point you’ll need to rebuild that engine, and you’re probably wondering how to choose the right kit for you. 

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Highway & Heavy Parts Answers Your Diesel Engine Questions

Here at Highway & Heavy Parts, we take pride in bringing you the best information about your diesel engine. We want to give you the answers you need, no matter what issue you’re facing. That’s why this month we’re focusing on questions from you.

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Why Did My Diesel Engine Valves Break?

Have you recently experienced a valve failure? Are you left wondering what caused that valve to break?

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What is Inconel Material in Your Diesel Engine?

We get it. You want the best parts made from the best materials for your diesel engine to keep you running for miles and miles.

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Problems That Require Diesel Engine Cylinder Head Components for CAT C15

Is your cylinder head failing? It might be, but you might be surprised to find out that individual components within the cylinder head could be the cause of your issues.

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Problems Indicating CAT C15 Diesel Head Gasket Failure

So, we’ve talked about various components of your CAT C15 is located where the most combustion is created. Remember that your head gasket creates the seal that allows for the combustion in your engine to happen properly. If your combustion chamber isn’t sealed properly, you’ll have a noticeable change in the performance of your diesel engine.

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CAT C15 Diesel Engine Turbocharger Problems

Are you noticing lower power or low boost in your CAT C15 diesel engine? Is your engine performance lacking? You may have a turbocharger that’s going bad! 

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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 others. They helped to change the diesel engine from a slow-moving engine, to a faster, high-performance engine all to help you get the job done!

Continue reading HHP Spotlight: How to Rebuild a Perkins Diesel Engine

Premium Quality Parts for Your Caterpillar Equipment

Highway and Heavy Parts is your trusted source for over 250,000 replacement diesel engine parts, including a comprehensive selection of Caterpillar engine components. Whether you’re maintaining fleet vehicles or heavy equipment, we carry the parts you need to keep your Caterpillar engines running at peak performance. This, combined with our ASE Certified service team, makes us industry experts and qualified to write about everything Caterpillar-related.

On this page, you will find blogs that discuss common Caterpillar issues, diesel engine part highlights, and how-tos.

Complete Caterpillar Parts Inventory

Engine Components & Service Parts

Our extensive Caterpillar inventory includes essential engine components such as engine blocks, pistons, fuel injectors, and turbochargers. From routine maintenance items to major engine rebuild components, we stock everything required for C15, C15 ACERT, 3406E, and other popular Caterpillar engine models.

Quality You Can Trust

At Highway and Heavy Parts, you’ll get parts that have been manufactured in an ISO 9001:2015 certified facility, ensuring quality and consistency for your Caterpillar equipment. Our commitment to quality ensures you receive parts engineered for durability and long-lasting performance.

Why Choose Highway and Heavy Parts for Caterpillar Components?

Fast, Reliable Service

Order by 2PM EST, and in-stock items will ship the same day (M–F), ensuring minimal downtime for your equipment.
We understand the importance of keeping your fleet operational and ready for work.

Expert Knowledge & Support

Highway and Heavy Parts, LLC is owned and operated by diesel engine experts.
We know the importance of keeping a delivery fleet on the road. Our team combines decades of experience with comprehensive product knowledge to help you find the right parts for your specific application.

Comprehensive Parts Selection

You can quickly and easily find the precise part you need with our large range, saving you time and effort. From gaskets and seals to major engine components, our inventory covers the full spectrum of Caterpillar parts needs.

Caterpillar’s Legacy in Heavy-Duty Applications

While Caterpillar has a long and storied history of producing top-notch diesel engines and was known for construction and mining equipment, they also produced engines for on-highway applications. Though Caterpillar has discontinued their truck engine production, existing equipment still requires quality replacement parts and ongoing maintenance support.

Browse our complete selection of Caterpillar parts today and experience the Highway and Heavy Parts difference – where quality meets reliability for all your heavy-duty diesel engine needs.