Click Here For Value Added Improvements On Popular Applications (800) 827-7455 About Us For Our Customers Installer & Fleet Resources Warranties Blog Careers HOME GAS ENGINES TRANSMISSIONS DIESEL ENGINES DIFFERENTIALS MARINE PRODUCTS QUICK LINKS 1 2 3 GAS ENGINES Daily driver, heavy hauler, performance oriented, marine and even industrial, JASPER has the application to replace your tired old gasoline engine. TRANSMISSIONS JASPER remanufactured automatic and manual transmissions and transfer cases are available for a full range of driving needs and applications. DIFFERENTIALS Choose JASPER for a complete line of front and rear axle differential assemblies. Popular applications are available for immediate exchange. DIESEL ENGINES JASPER remanufactures a complete line of domestic and import diesel engines for on-highway, off-road and even industrial equipment applications. MARINE PRODUCTS Whether it’s an I/O engine, sterndrive, outboard lower unit or outboard powerhead, Jasper Marine has the remanufactured product for you. Who We Are 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, air and fuel components, marine engines, sterndrives, performance engines, and electric motors. JASPER's 2,300+ Associates and 50 branch and distributor locations are committed to providing you with the perfect product. Our processes and procedures are designed to produce a quality component that will meet or exceed the expectations of every one of our customers. 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. Click here for a full warranty disclosure and coverage on our entire product line. See why JASPER is the best alternative to extend the life of your vehicle Home Gas Engines Stock Replacement Engines Crate Engines Authentic Custom Engines Featured Engines Remanufactured Engines FAQ The Jasper Process: Engines Installation Kits Why Jasper Reman Engines Transmissions Stock Replacement Transmissions Authentic Custom Transmissions Performance Transmissions Featured Transmissions Replacement Transfer Cases Transmission Coolers Remanufactured Transmissions FAQ The Jasper Process: Transmissions Why Jasper Reman Transmissions RAP®2 Remote Assist Program Diesel Engines Highway - Fleet Diesel Engines Automotive Diesel Engines Industrial Diesel Engines Diesel Components Diesel Engine Formats Featured Engines Featured Diesel Fuel & Air Components Remanufactured Diesel Engines FAQ The Jasper Process: Diesel Engines Installation Kits Why Jasper Reman Diesel Engines Differentials Four Wheel Drive / All-Wheel Drive Front Differentials 2 Wheel Drive / 4 Wheel Drive Rear Differentials Remanufactured Differentials FAQ The Jasper Process: Differentials Marine Products Marine Engines Sterndrives Lower Units Yamaha Outboard Motors Performance Marine Engines The Jasper Process: Marine Quick Links Become An Installer Core Purchasing Proudly Re-Made in the USA Jasper Engines & Transmissions P.O. Box 650 Jasper, IN 47547-0650 812-482-1041 812-634-1820 Fax 800-827-7455 Toll Free Site Map home Also of InterestTransmissionsautomotive shops near mecrate engines Accessibility Statement: At JASPER®, we strive to ensure that everyone who visits our website has full access to the services and shared information regardless of ability. If you experience any issues accessing the information on our site, please call us at 800-827-7455 ext. 11155, Monday through Friday, 7:00 am to 3:30 pm EST, for assistance. Thank you. © 2021 Jasper Engines & Transmissions. All Rights Reserved.