Category: Cummins Diesel Engine Parts & Components
Cummins N14 Camshaft (4024849)
Cummins N14 Camshaft | Losing Power Or Backfiring? HHP Can Help – 844.447.1453

Continue reading Cummins N14 Camshaft | Losing Power Or Backfiring? HHP Can Help – 844.447.1453
Cummins ISX oil pump assembly (5599284)
Is your ISX overheating? Low oil pressure? Or is there an unusual noise coming from your engine? You may need an oil pump replacement in your Cummins ISX.
Continue reading Cummins ISX oil pump assembly (5599284)Cummins ISX Oil Pump Assembly | Issues With Low Oil Pressure Or A Noisy Engine? – Contact Us Today 844.447.1453

Cummins ISX Upper Engine Gasket Set (4376104)
If you’re replacing the top end on a Cummins ISX, this upper engine gasket set is one of the most critical parts you’ll install. When the head comes off – or you’re addressing signs of upper-end leaks – you can’t afford to skimp on sealing integrity.
Continue reading Cummins ISX Upper Engine Gasket Set (4376104)Cummins ISX Single & Dual Cam Electronic Actuator (4034289)
If your Cummins ISX is having trouble creating boost, throwing fault codes or if the turbocharger creates a lot of noise. You may have a faulty actuator on your VGT turbocharger.
Continue reading Cummins ISX Single & Dual Cam Electronic Actuator (4034289)Cummins ISX Turbocharger, Remanufactured (5357368)
Your Cummins ISX on a streak of failed turbochargers? Searching for answers on why it’s not creating enough boost, getting poor fuel economy or only roughly 15k miles per turbocharger before failing? Identify the real engine issue with your ISX that’s causing your turbocharger to quit after install.
Continue reading Cummins ISX Turbocharger, Remanufactured (5357368)Remanufactured, Fuel Injector for Cummins ISX (4088665R)
Is the Cummins ISX in your truck having trouble starting? Misfiring? Noticing an increase of fuel consumption? Your ISX fuel injectors may have become faulty.
Continue reading Remanufactured, Fuel Injector for Cummins ISX (4088665R)Cummins ISX Valve Camshaft (191937)
Diagnosing your Cummins ISX Engine Issues
A sudden engine knock, accompanied with a drop in engine performance from your Cummins ISX? It may be time to replace your Valve Camshaft. Get the right camshaft, fast, from America’s Trusted Diesel Engine Parts Supplier!
Continue reading Cummins ISX Valve Camshaft (191937)Camshaft for Cummins ISX15 (4298629)
When is it time to replace my Cummins ISX15 Camshaft? You may experience knocking or a drop in engine performance. Avoid any impacts while on the job. Get back on the road with an ISX15 Camshaft from America’s trusted diesel engine parts supplier!
Continue reading Camshaft for Cummins ISX15 (4298629)Cummins ISX15 Camshaft | Knocking Sounds Or Drop In Performance? HHP Has What You Need 844.447.1453

Your Premier Source for Cummins Heavy-Duty Engine Parts
Highway and Heavy Parts is the premier source for high-quality heavy-duty Cummins diesel engine parts. You know the value of dependable and long-lasting parts as a fleet owner, technician, or equipment operator to maintain your Cummins engines operating at their peak efficiency.
Here you will find blogs that focus on Cummins diesel engines and the heavy-duty parts you need to keep your large truck on the road. Read about diesel engine issues, diagnostic tips, and the best engine parts for the job.
Complete Cummins Engine Coverage
Popular Cummins Engine Models
Our comprehensive inventory covers all major Cummins engine families, including ISX, ISX15, N14, ISM, ISC, M11, and X15 engines. Whether you’re maintaining legacy engines or modern powerplants, we stock the critical components needed to keep your Cummins engines performing at their best.
ISX and N14 Engine Solutions
The ISX12 and ISX15 were involved in the phase out of the N14 and M11 engines, which were unable to meet emissions standards. Because of the shift to electronic controls, the N14 has more valve train components than the ISX. We carry parts for both engine families to support your fleet’s diverse needs.
Quality Cummins Components & Services
Engine Rebuild Parts
From complete engine rebuild kits to individual components, our Cummins parts selection includes pistons, cylinder heads, fuel injectors, turbochargers, and gasket sets. Whether you’re performing routine maintenance or major rebuilds, we have the quality parts you need.
Engine Identification Support
Need help identifying your Cummins engine? For ISB engines, you’ll find the serial number on your rocker cover or on the side of the gear housing. For Cummins ISM engines, the serial number is located on the rocker housing on the fuel pump side. Our experts can help you identify the right parts for your specific engine model.
Why Choose Highway and Heavy Parts for Cummins?
Unmatched Expertise
Our diesel engine experts understand the evolution of Cummins engines and can help you navigate the differences between engine families. From the mechanical N14 to the electronic ISX series, we know what it takes to keep these engines running strong.
Quality & Reliability
Every Cummins component in our inventory meets or exceeds OEM specifications. We understand that downtime is costly, which is why we stock only the highest quality parts designed for durability and long-lasting performance.
Comprehensive Support
Whether you’re rebuilding a Cummins ISX or maintaining an N14, our team provides expert technical support and fast shipping to minimize your equipment downtime. We serve fleet owners, technicians, and equipment operators with the parts and knowledge they need.
Fast Service & Shipping
With our extensive inventory and efficient logistics, we can quickly get you the Cummins parts you need. Our commitment to fast service helps keep your heavy-duty equipment operational and productive.
Browse Our Complete Cummins Parts Catalog
Browse our complete Cummins parts catalog today and discover why Highway and Heavy Parts is the trusted choice for diesel professionals nationwide.






