Description
A proper gasket set is the foundation of any reliable big twin engine—factory seals degrade over time, leading to oil weeps, compression loss, and potential catastrophic failure. The JAMES GASKET Big Bore Gasket Set ensures you’re sealing critical junctions with matched, precision-engineered components that maintain consistent compression and prevent fluid loss. Whether you’re rebuilding after high mileage or refreshing a performance build, this OEM-quality kit delivers the durability and fitment accuracy that separates a solid engine from a problematic one.
- Matched head gaskets
- Matched base gaskets
- O-rings included
- Big Twin fitment
- Part number 16770-86-S
- Manufactured in U.S.A.
- Genuine James components
- Bolt-on installation
