Description
The starter shaft oil seal is a critical component that prevents oil leakage from your Big Twin engine’s crankcase—a common failure point that can lead to messy garage floors and potential engine damage if left unchecked. JAMES GASKET’s OEM-specification seal maintains a tight barrier under pressure and temperature cycles, ensuring your engine stays sealed and your oil stays where it belongs. This U.S.A.-manufactured part delivers the reliability you need for consistent performance, whether you’re putting in miles on the street or fine-tuning on the dyno.
- OEM-specification design
- Big Twin fitment
- Prevents crankcase oil leakage
- Made in U.S.A.
- Direct replacement seal
- Temperature and pressure rated
- MPN: 31341-80DL
- Bolt-on installation









