Engine

Includes cylinder, piston kit and gasketsMatched with vertex pistons to ensure longevity, performance and reduce engine noiseReplacement piston, gaskets, and ring sets availableCylinder looks just like stockNickel silicon carbide plated for longer...

Bronco® offers OEM replacement valves for both ATV and UTV modelsOEM replacement valves are made of durable SUH35B heat resistant steel that also comes with fill Nitride finish for further durability and resistance to corrosionPerformance valves receive...

Bronco® offers OEM replacement valves for both ATV and UTV modelsOEM replacement valves are made of durable SUH35B heat resistant steel that also comes with fill Nitride finish for further durability and resistance to corrosionPerformance valves receive...

Bronco® offers OEM replacement valves for both ATV and UTV modelsOEM replacement valves are made of durable SUH35B heat resistant steel that also comes with fill Nitride finish for further durability and resistance to corrosionPerformance valves receive...

Convenient one stop shop in a box! Nearly all components required for a complete and professional rebuild.Includes:Vertex Piston Kit (standard compression piston, rings, pin and clips)Hot Rods Heavy Duty crank (stock stroke - includes wrist pin bearing...

Convenient one stop shop in a box! Nearly all components required for a complete and professional rebuild.Includes:Vertex Piston Kit (standard compression piston, rings, pin and clips)Hot Rods Heavy Duty crank (stock stroke - includes wrist pin bearing...

Convenient one stop shop in a box! Nearly all components required for a complete and professional rebuild.Vertex Piston Kit (standard compression piston, rings, pin and clips)Hot Rods Heavy Duty crank (stock stroke - includes wrist pin bearing for two...

High Quality OEM type replacement valve setsSave $$$ over OEM pricesValve Stem Hard Coated for improved wearMade in JapanSet contains one intake valve and one exhaust valve

Manufactured in Japan by Borg WarnerDesigned to O.E.M. specificationsStrong M-Type chain which has special heat treated pin plus advanced pin and link connections for maximum performance and durability

These materials have proven heat and corrosion resistance properties. Each valve is designed using Finite Element Analysis software, and profiles are tested on our computerized flow bench. Strict attention is paid to the surface preparation of the...

These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes. While maintaining compression through piston shape, we’ve minimized moving mass in...

We choose to use C630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application. The 5 percent nickel content provides superior resistance to wear, and the 80 percent copper content delivers outstanding...