Nationwide warranties available
Daily driver, heavy hauler, performance oriented, marine and even industrial, JASPER has the application to replace your tired old gasoline engine.
JASPER remanufactured automatic and manual transmissions and transfer cases are available for a full range of driving needs and applications.
Choose JASPER for a complete line of front and rear axle differential assemblies. Popular applications are available for immediate exchange.
JASPER remanufactures a complete line of domestic and import diesel engines for on-highway, off-road and even industrial equipment applications.
Whether it’s an I/O engine, stern drive, outboard lower unit or outboard powerhead, Jasper Marine has the remanufactured product for you.
JASPER has been remanufacturing quality products since 1942 and today we are the nation's largest remanufacturer of gas and diesel engines, transmissions, differentials, rear axle assemblies, marine engines, stern drives, performance engines, and electric motors.
And, we back up that commitment with a 3 year/100,000 mile warranty on our gas engines, transmissions and differentials. That means you can have confidence in your vehicle's performance for years to come, and confidence in JASPER for life.