Description
When you’re servicing your Twin Cam rocker boxes, using OEM gaskets leaves you vulnerable to repeat failures and costly downtime. The COMETIC Rocker Box Gasket Kit C9588 eliminates guesswork by providing every seal, gasket, and O-ring you need in a single, engineered package—ensuring a proper, long-lasting seal on both rocker boxes. Built to U.S. manufacturing standards with premium materials, this kit delivers the reliability that separates a one-time job from a perpetual maintenance headache.
- Complete dual rocker box kit
- Includes gaskets, seals, O-rings
- Quality bolt seals included
- Premium material composition
- Made in the U.S.A.
- MPN: C9588
- Twin Cam specific fitment
- Extended service life
- Bolt-on installation









