Cometic Top End Gasket Kit for Gas Gas and Yamaha 77mm Engines - Part C7905-EST 1989 GMC G2500 patent-pending bypass technology that provides

patent-pending bypass technology that provides outstanding on-road comfort and off-road performance

Custom Horn - 10 Gauge - Chrome - Universal

the VR09 Dual Port is engineered to improve throttle response and boost control

this high-intensity LED light bar ensures you have the visibility you need to conquer any terrain

Light Weight High Performance Design

Cometic Top End Gasket Kit for Gas Gas and Yamaha 77mm Engines - Part C7905-EST 1989 GMC G2500 patent-pending bypass technology that providesTop End Gasket Kit 77 mm Gas Gas Yamaha The Cometic C7905 EST Top End Gasket Kit is designed for high performance 4 stroke engines, including Gas Gas and Yamaha models with a 77mm bore. This kit includes a base gasket, head gasket, and cylinder O rings, along with other essential seals for top end repairs. The MLS (multi layer steel) head gaskets feature embossed outer layers coated with Viton rubber, promoting even torque load distribution across the