COMETIC C9488F Transmission Top Cover Gasket for High-Performance 4-Stroke Engines

Transmission Top Cover Gasket

The COMETIC C9488F transmission top cover gasket is designed to ensure reliable sealing in high-performance 4-stroke engines, including naturally aspirated and boosted applications. Crafted with multi-layered steel and embossed with a Viton rubber coating, this gasket provides an even torque load across the sealing surface, reducing bore distortion and enhancing piston ring sealing for increased power output. This gasket is ideal for engines subjected to high-cylinder pressure and high horsepower, making it suitable for racing, performance upgrades, and demanding off-road use. Compatible with a wide range of motorcycles, ATVs, and other 4-stroke machines, it offers a durable and heat-resistant seal that helps prevent hot spots and gasket failure. The kit includes the necessary base, head, and rocker gaskets, along with other top-end seals and O-rings needed for removal and reinstallation, simplifying maintenance and ensuring optimal engine performance. Made in the USA, the COMETIC C9488F gasket meets modern high-performance standards and is built to deliver consistent, long-lasting sealing under extreme conditions, helping your engine maintain maximum power and efficiency.

Features:

• Multi-layered steel design with embossed Viton rubber coating for durability and heat resistance

• Promotes even torque distribution to reduce bore distortion and improve piston ring sealing

• Includes base, head, and rocker gaskets along with essential seals and O-rings for top-end assembly

• Designed for high-horsepower, high-cylinder-pressure 4-stroke engines, including boosted models

• Constructed with Extreme Sealing Technology (EST) for superior sealing performance under demanding conditions