Description
Rocker box gasket failures lead to oil leaks, engine contamination, and costly downtime—especially on high-mileage or frequently serviced Big Twin motors. The COMETIC Rocker Gasket EST (C9753) eliminates guesswork with a complete, US-manufactured gasket kit engineered for reliable, long-term sealing. By using premium materials and precision engineering, this kit delivers the durability you need between major services.
- Fits Big Twin applications
- Complete rocker box kit
- Includes all gaskets, seals
- Includes O-rings, bolt seals
- Premium material construction
- US-manufactured
- Both rocker boxes covered
- Bolt-on installation
- Extended service intervals









