At Highway and Heavy Parts, it’s our mission to take the risk out of buying diesel engine parts for our customers. So we work hard to stock parts for a large range of applications.
Continue reading What Parts We Offer; Caterpillar, Detroit Diesel and More
Highway & Heavy Parts carries a large selection of rebuild kits — and we’re pretty proud of the quality of kits we offer.
Continue reading What Rebuild Options Do I Have For My Cummins ISX?
You’ve probably heard a lot about variable geometry turbochargers in the past. And, we’re willing to bet you’ve been told horror stories about them as well.
Continue reading All You Need To Know About VGT TurbochargersWe all know losing oil pressure can result in catastrophic damage to your engine. It may also be accompanied by increased temperatures and engine noise.
Continue reading Oil Pump Assembly for Cummins ISX (4309500RX)
Noticing an increase in oil consumption in your Cummins ISM? Are you hearing knocking sounds or is your engine losing compression?
Continue reading Inframe Engine Rebuild Kit for Cummins ISM (4918787)
When you’re looking for injectors for your diesel engine, we know you want the best.
Continue reading How our XPI injectors get testedAre you looking for new injectors for your Cummins diesel engine and are wondering what’s up with XPI injectors?
Continue reading An Overview Of XPI Needles And Nozzles
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.
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.
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.
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 today and discover why Highway and Heavy Parts is the trusted choice for diesel professionals nationwide.
