Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil. We are constantly updating and adding models to our ever growing library of gaskets for Powersports, Street Bikes, Snowmobiles, Harley-Davidson and V-Twin applications.
Honda ATC250ES/ATC250SX, 1985-1987 TRX250, TRX300/TRX300FW Head and Base Gasket Kit, 75mm Bore, .043" CFM-20 Cylinder Head Gasket
All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns
Cometic utlizes their in-house dynamometersand engine assembly rooms to ensure quality and reliability
Honda ATC250ES/ATC250SX, 1985-1987 TRX250, TRX300/TRX300FW Head and Base Kit
Cometic 85-87 Honda ATC250SX 75mm Bore Head & Gasket Kit
Hond ATC250ES/SX,TRX250, TRX300 Head Kit
Engine Cylinder Head Gasket Kit
No Additional Sealer Needed
75mm Top End Gasket Kit
Top End Gasket Kit
Head and Base Kit
Head & Gasket Kit