Revitalize your Honda TRX 300 ATV with our CPPBB333 Big Bore Kit, engineered to elevate your riding experience to new heights. This advanced kit amplifies your engine’s displacement from the standard 287cc to an impressive 333cc, delivering unparalleled power and performance for the ultimate off-road adventure.

Crafted with a high-quality forged Carrillo piston, this kit ensures exceptional durability and reliability, even in the most demanding environments. The piston’s precision engineering guarantees optimal performance and longevity, allowing you to push your ATV to its limits with confidence and peace of mind.

Featuring a compression ratio of 11.5:1, our big bore kit is meticulously designed to maximize power output while maintaining efficient combustion. Experience enhanced throttle response and acceleration as you conquer every trail and terrain with ease.

Upgrade your TRX 300 with our CPPBB333 Big Bore Kit and unleash the full potential of your ATV. Dominate the off-road landscape and leave your competitors in the dust with unparalleled performance and power.

please call  us for any tuning questions.