Ramey Racing High Pressure Cylinder Rings provide a mechanical cylinder-head sealing system for extreme boost, high compression and racing conditions. Precision-machined rings interface with a compatible receiver shelf in a sleeved engine block and cylinder head.
- B18 applications: 81–85.5 mm bore range
- K-Series applications: 86–89.5 mm bore range
- Choose copper or composite material
- Standard listed gasket thickness: 0.060 in
Requires a compatible prepared block/head sealing surface. Confirm ring material and engine specifications before installation. The shipping weight is a conservative estimate because the manufacturer does not publish a packaged weight.