*item may differ from images
The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.
- Improved clamp load around the cylinder without increasing bore distortion
- Embossed Outer Layers Coated w/Viton
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2018 | Chevrolet | Corvette | Grand Sport |
| 2017-2018 | Chevrolet | Corvette | Stingray |




