McCoys Performance is the "one stop shop" for all your ATV and Snowmobile High Performance needs. We build both small and extremely large motors for the ATV and Snowmobile Racing industries. Our experience, and understanding has been backed by thousands of Dyno runs and fine tuning on track across the US. You can trust that we will do our part to help you out perform the competition.

Whether it's blasting Sand, ripping through the Snow, or tearing up Asphalt, we can help! We carry of complete line of aftermarket parts and accessories for all ATV and Snowmobile racing needs. We use only the best components in our motors and can help you select the parts that will compliment your motor setup for your specific application.

We do custom porting on two stroke cylinders, from small go-cart engines to Huge sled engines capable of over 500 HP, and we can help your motor preform the way it should in its the real-world application.

Dyno tuning and custom race pipes are available for all motors that we build. Extreme Sled motor dyno tuning and custom race pipes are provided in conjunction with Jaws Performance.

We also do custom cylinder repair specializing in the hard-to-fix damage, and modification that others will not. We have had great success with radical performance modifications that exceed the traditional limitations of cylinder design. Take a moment to view some of our custom repairs, and extreme cylinder mods. Call for specific details.

Tired of wasting time?

McCoys Sales and Support Center
Talk to Nate Now: 1-530-476-2222

CALL NOW!

McCoys Performance

6517 Marine Ave. Arbuckle Ca 95912

When shipping motors: Please package them so they can sustain a drop from 3 feet without damage. We can not be held responcible for motors damaged during shipping. Please insure for replacement cost of the motor.

 

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