Gas Engines

JASPER® remanufactured gas engines are built to meet or exceed original equipment manufacturer measured tolerances, and most applications are covered by a 3 year/100,000


Every JASPER Transmission is completely disassembled, thoroughly cleaned, and inspected. Wear parts are replaced with new or qualified parts.

Diesel Engines

JASPER® remanufactures a complete line of domestic and import diesel engines including Caterpillar, Cummins, GM, International, Ford, Isuzu, and Perkins.


Jasper Engines & Transmissions offers a complete line of full-float and semi-float rear wheel drive differentials for Dana/Spicer, Dodge/Jeep/Stellantis, Ford, GM, RAM.


JASPER Marine Products offer a better value in comparison to the expensive replacement cost of new components. Marine engines, sterndrives, and outboard lower units.

Turbos & Fuel

Edit Column Edit Text Editor JASPER specializes in providing dependable diesel air and fuel components for various applications. This product line includes fuel pumps…

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