Do you know why you need your EGR valve? It’s an important component of your EGR system that takes a ton of abuse because of its environment, and it’s gotten a bad reputation over the years. People often choose to delete it because of the problems it can cause your diesel engine and VGT turbo. But, did you know that this can end up costing you more money in the long run?
Continue reading Why is My Diesel Engine EGR Valve Failing?Category: Blog – All HHP Blog Articles
What Metrics Impact the Value of Your Diesel Repair Shop?
So, you’re working on getting your diesel repair shop ready to sell. Or, you’re at least considering selling at some point in the future. It should be as easy as figuring the going rate of repair shops and finding a buyer willing to pay that, right?
Continue reading What Metrics Impact the Value of Your Diesel Repair Shop?What’s New at Highway and Heavy Parts
At Highway and Heavy Parts, we’re always working to improve how we support diesel repair shops and equipment owners. While our commitment to quality parts, fast shipping, and real technical support hasn’t changed, we’ve added new tools, products, and ways to stay connected.
Continue reading What’s New at Highway and Heavy PartsAbout the Bosch Reman Diesel Engine Oil Pump
When we talk about oil pumps, most people think of the component in the oil pan that supplies oil to the bearings and the crankshaft. But, with a high pressure system, you actually have two oil pumps on your engine.
Continue reading About the Bosch Reman Diesel Engine Oil PumpAftermarket Vs. OEM Diesel Engine Parts: Off-highway and Construction
For a long time, job-site foremen and independent mechanics have assumed that the best quality parts come from the OEM. And maybe at one time that was true.
Continue reading Aftermarket Vs. OEM Diesel Engine Parts: Off-highway and ConstructionAbout the Cat C15/C15 ACERT/3406E Stage 3 Performance Diesel Engine Cylinder Head
Are you running a Caterpillar C15, C15 ACERT, or 3406E diesel engine? Maybe you’ve taken the time to change some of the components, like an upgraded turbocharger, a marine cam, bigger fuel injectors, or a high performance manifold.
Continue reading About the Cat C15/C15 ACERT/3406E Stage 3 Performance Diesel Engine Cylinder HeadAbout the Cat C15/C15 ACERT/3406E Stage 4 Performance Diesel Engine Cylinder Head
If you’ve spent the time and money upgrading components on your Caterpillar diesel engine, you’re going to want a cylinder head that can handle the increase in horsepower.
Continue reading About the Cat C15/C15 ACERT/3406E Stage 4 Performance Diesel Engine Cylinder HeadAbout the CAT C15/C15 ACERT/3406E Diesel Engine Cylinder Head
Are you looking for a new cylinder head? If so, you’re probably overhauling your engine. Or maybe you’ve got a blown head gasket, or cracks between your exhaust valves. These are all things that lead to cylinder head replacements.
Continue reading About the CAT C15/C15 ACERT/3406E Diesel Engine Cylinder HeadAn In-Depth Look at Diesel Engine Common Rail Fuel Injector Problems
If you’re experiencing problems with your common rail fuel injectors, you’ve probably noticed a difference in the way your diesel engine performs. And you’re probably eager to get the issue taken care of.
Continue reading An In-Depth Look at Diesel Engine Common Rail Fuel Injector ProblemsCaterpillar C15 ACERT Diesel Engine Camshaft Problems
Is the camshaft in your CAT C15 ACERT diesel engine performing correctly? It’s essential that this component operates properly for your engine to function as it should. Each part of the camshaft must perform their functions at precise timing in relation to the motion of the piston. If they don’t, it could spell disaster for your diesel engine.
Continue reading Caterpillar C15 ACERT Diesel Engine Camshaft ProblemsAnti-Polish Rings: Do I Need Them For My Diesel Engine?
Like most engine design changes, anti-polish rings (APRs) were created with a particular purpose in mind to remove carbon buildup from the piston.
Continue reading Anti-Polish Rings: Do I Need Them For My Diesel Engine?Meet the Experts at HHP: Andy Thompson
We spend a lot of time talking about diesel engine parts – but today, we want to shift the focus to something just as important: the people behind it all.
If you’ve ever called in, asked a question, or needed help finding the right part, chances are you’ve already experienced what makes our team different. This is your chance to get to know one of those people a little better.
Continue reading Meet the Experts at HHP: Andy Thompson





