Engine

KPMI® solid Viton® valve stem seals are designed to have optimum fitment, allow for maximum lift, and to give maximum life. KPMI® Red valve stem seals are resistant to high temperatures, petroleum products and the corrosive gasses that are the...

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...

KPMI® valve springs are wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI® valve springs are heat-treated, stress relieved, and shot peened to insure maximum performance and life. Springs are engineered for each specific application using...

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...

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...

Kit Includes: Connecting Rod, Crank Pin, Crank Bearing, Wrist Pin Bearing & Thrust WashersForged 8620 AISI steel connecting rod and crank pinSAE recommended phosphor bronze thrust washersHigh quality, silver coated crankpin bearing for improved sliding...

A quick solution to repairing a leaking counter shaft seal in one complete kitIncludes Hot Rods countershaft seal, countershaft bushing, O-rings, and sprocket nut washer (where applicable)Note: Does not include water pump bearing or transmission bearings.

A must have for any new counter balancer or engine case installation or repairIncludes trusted Hot Rods’ bearings for the counter balancer shaft of most modern 4-stroke enginesNote: Does not include water pump bearing or transmission bearings

A must have for any new counter balancer or engine case installation or repairIncludes trusted Hot Rods’ bearings for the counter balancer shaft of most modern 4-stroke enginesNote: Does not include water pump bearing or transmission bearings

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...