Spectre Header Gaskets for big block Chevy 396-454 engines with 1.70 inch round ports are made from compressed ceramic fiber. They will not deteriorate or crack from excessive heat or pressure. This part comes with 2 header gaskets. Spectre header gaskets are designed to stop header leaks by conforming to warped header flanges and manifolds.
- Fits big block Chevy 396-454 with 1.70 inch round ports
- Includes 2 gaskets
- Conforms to warped header flanges and manifolds
- Stops header leaks
- 1/16-inch thick