Precision-machined rather than stamped for the ultimate in accuracy; Super-tough, fatigue resistant alloy material; Inside tang-to-taper relationship held tightly for repeatable valve spring...
Ideal for use in race applications, our wider 10 degree angle locks better distribute increasing spring loads over the retainer more than typicaly 7 degree locks.
These hardened steel, single groove Steel Street Locks with 7? lock angle and 11/32" valve stem size are perfect replacement locks for stock engine rebuilds. They are recommended only for street...
Typically requiring no machine work, our 502 umbrella seal is a great option for stock guide applications with 11/32" valves needing a seal replacement.