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SR 1981 - 1985 Buick Riviera T-Type 1983 Buick Riviera XX Anniversary Edition 1972 - 1977 Buick Skylark Base 1972 Buick Skylark Custom
H11 bulb ready - Compatible bulbs included
LS 1992 - 1994 Chevrolet K1500 Suburban Silverado 1995 - 2000 Chevrolet Tahoe Base
The original car opens the mold
Comp Cams +.050 11/32 Super Lock Front Slotted Rotors SR 1981 - 1985 BuickMost people believe that the tang inside a valve lock is what holds the valve spring retainer and spring in place while the engine is running, however tangs are not strong enough to withstand today's open spring loads of 1000+ pounds. The tang's sole purpose is to temporarily locate the lock, retainer, and spring relative to the valve until the taper of the retainer can nest around the outside surface of the lock. This creates the "collet effect" that