Spark Plugs (8) Set Corvette C3 C4 1972-1991 73, 74, 75, 76, 77, 78, 79 R45TS

Reach 11MM Thread 14MM. Chevrolet Corvette 5.0L 1980, 5.7L 350cid V8 1972-1991, 7.4L 454cid V8 1972-1974. Chevrolet Corvette 5.0L 305cid V8 1980, 5.7L 350cid V8 1972-1974 1976-1982 1984 1987-1991, 7.4L 454cid V8 1972-1974.

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