Cometic 14-17 Yamaha YZ450F Top End Gasket Kit

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. Yamaha 2016-2018 WR450F, 2014-2017 YZ450F, 2016-2018 YZ450FX Top End Gasket Kit, 97mm Bore, .027" MLS 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
• High Performance Gasket Kits