The Enginetech Cylinder Head Spacer Shim helps restore valve train geometry, valve clearance, O.E. compression ratios and cam timing to factory specifications on engines where cylinder head and/or block surfaces have been resurfaced below factory limits. Use this shim with conventional head gaskets only.
Use on engines where extreme resurfacing of cylinder head and/or block head surface has occurred
Shims restores compression ratios and assembled heights to factory specs
Made from .020” cold rolled steel (thickness of steel shim may vary).
OEM / Interchange Numbers: HS3166
ENGINETECH Warranty Information:Stock / Standard Replacement Parts: 12 months / 12,000 miles; High Performance Parts: No WarrantyWarranty Details
