At Mark's Trackside Auto we offer only the best products to our Princeton drivers, that’s why we’re excited to announce the newest offering from Jasper Engines & Transmissions. JASPER is the nation’s leader in remanufactured engines and drivetrain products and now they are offering Ford/International 7.3L/444TE Diesel Cylinder Heads.

At Mark's Trackside Auto we offer only the best products to our Princeton drivers, that’s why we’re excited to announce the expanded availability of the Cummins 6.7L ISB/QSB Rear Gear Running Complete engine from our partner Jasper Engines & Transmissions. JASPER is the nation’s leader in remanufactured engines and drivetrain products.

If you are experiencing issues with the current engine on your 2013-2018 medium-duty on-road trucks, agriculture, construction, and industrial applications you now have an affordable option for an engine replacement. This engine is available with and without head studs and is completely remanufactured using a standard set of new parts. At Mark's Trackside Auto, we love JASPER products because we know that our customers can depend on the quality of the product while having peace of mind because of the warranty this great company offers.

At Mark's Trackside Auto we offer only the best products to our Princeton, NJ drivers, that’s why we’re excited to announce the availability of the Ford 6.7L Scorpion Running Complete Diesel Engine from our partner Jasper Engines & Transmissions. JASPER is the nation’s leader in remanufactured engines and drivetrain products.

If you are experiencing issues with the diesel engine on your Ford truck, you now have an affordable option that will allow you to keep the truck you love by installing a remanufactured Ford 6.7L Scorpion Running Complete Diesel Engine giving you more power to do the work you need your truck to do. At Mark's Trackside Auto, we love JASPER products because we know that our customers can depend on the quality of the product while having peace of mind because of the warranty JASPER offers.

Here at Mark's Trackside Auto in Princeton, NJ we offer only the best products for our Princeton, NJ drivers and the new GM Gen V 5.3L GDI engine from our partner Jasper Engines & Transmissions, who is the nation’s leader in remanufactured engines and drivetrain products, make no exception.

When you experience issues with your Silverado, Tahoe, Suburban, Yukon, or Sierra (Hybrid) you now have an option to KEEP your vehicle and install a New JASPER GM Gen V 5.3L GDI engine which comes with their 3 yr | 100,000-mile Parts & Labor nationwide warranty which is fully-transferrable. That vehicle you love is now ready for lots of vacation trips and hard work.

The JASPER way is to fix any issues with the engine and re-design any inherent problems in the original product which is why they have been a leader in the market since 1942! We love their products because we know our customers can depend on the quality as well as the warranty if there should be an issue which brings complete peace of mind.

Jasper Engines and Transmissions is proud to announce their expanded availability of the remanufactured Ford 6R140 RWD and 4WD transmissions. These 6-speed transmissions are electronically-controlled and are available for a variety of vehicles. This expanded transmission line is available for the 2015-2019 6R140 F250, F350 6.2L, and F350 6.7L (RWD & 4WD).