Description
A properly sealed engine is the foundation of reliable power delivery and longevity. The JAMES GASKET Cylinder/Base Gasket Set ensures your Big Twin maintains pressure integrity across combustion cycles, eliminating compression leaks that rob performance and damage internal components. This genuine American-made kit includes everything needed for a complete, factory-spec seal installation.
- Manufacturer: JAMES GASKET
- MPN: JGI-16770-66-S
- Application: Big Twin engines
- Kit Contents: Matched head gaskets
- Includes: Base gaskets
- Includes: O-rings (where applicable)
- Material: OEM-specification compounds
- Origin: Made in U.S.A.
- Installation: Bolt-on replacement
- Fitment: Big Twin specific









