Description
Starter bolt seal failures are a common source of oil leaks on Big Twin engines, often going unnoticed until oil pooling becomes a real problem. This COMETIC O-ring provides a precision seal at the starter motor mounting point, eliminating weeping and protecting your engine bay from premature wear. A simple, bolt-on replacement that prevents costly oil contamination and keeps your drivetrain running clean.
- Fits: Harley Big Twin engines
- MPN: C9436
- Manufacturer: COMETIC Gasket
- Type: Starter bolt O-ring
- Material: Nitrile rubber compound
- Installation: Bolt-on replacement
- OEM equivalent: Factory specification
- Prevents: Oil seepage leaks
- Recommended: Routine maintenance









