(720) 378-7888  

At Carbon Valley Garage we offer only the best products to our Longmont, CO drivers, that’s why we are excited to partner with Jasper Engines and Transmissions. JASPER is known for their great transmissions, some of which are even used in NASCAR. The JASPER 4-Speed Transmission is currently being used by seventeen team/driver combinations during the 2020 Monster Energy NASCAR Cup Series. The 4-Speed transmission is also being used by ten team/driver combinations for the 2020 NASCAR Xfinity Series as well.

Honesty!  Especially for an elderly woman. I know that what is told needs done is what really needs doing! - Polly R. (recommended on Facebook)

Cylinder Head

At Carbon Valley Garage we offer only the best products to our Longmont 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.

Cummins 6.7L

At Carbon Valley Garage we offer only the best products to our Longmont 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 Carbon Valley Garage, 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.

Ford 6.7L Scorpion Running Complete Diesel Engine

At Carbon Valley Garage we offer only the best products to our Longmont, CO 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 Carbon Valley Garage, 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.

Excellent communication and transparency of taking photos of good and bad things about the vehicle. Honest pricing and quick turnaround time. Highly recommend Carbon Valley Garage. Andrew was very provided superior customer service. - Jordan G. (5 star review on Google)

GM Gen V 5.3L GDI engine

Here at Carbon Valley Garage in Longmont, CO we offer only the best products for our Longmont, CO 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.

Carbon Valley was recommended by our son and we were very pleased with Andrew and the service that was done. Will definitely have future work done at his shop. Very nice man! - Ronald M. (5 star review on Google)

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Carbon Valley Garage

13730 Deere Court
Longmont, CO 80504
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Weekdays:   8:00 AM - 5:30 PM
Weekends: Closed

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