National Power Supply is the industry leader in new and remanufactured diesel engines and generators. National Power Supply is a proud member of A.E.R.A (Engine Builders Association) and offers remanufactured diesel engines from Caterpillar, Cummins, Perkins and many more.
National Power Supply has been featured on CNN, Bloomberg, The New York Times and USA Today for better deals on remanufactured diesel engines. Start saving like our corporate clients do.
Industrial and Commercial Diesel Engines Construction, Mining, Oil Fields, Agriculture, Farming, Forestry, Rail & Locomotive, Marine Freight, Commercial Marine, Commercial and Sport Fisheries
In-Stock and finished to match Your engine's specification
or send us your engines for remanufacture to 0 Hours with your choice of genuine OEM equipment parts or quality aftermarket components. Great Remanufacture turn around time!
Quality work by trained technicians on Cat, Cummins and Detroit Diesel and with Warranty.
Generous acceptance on cores.
Many types of Diesel Engines are listed on our site pages with special pricing! If you don't see your needs here call or email on any inquiry! If we don't have your needs in our inventory we'll find it at the best price available!