SS 454 (1970) / SS Equipment (1971–72)

Years 1970–72 Models 1 Factory citations 6

Also described as SS 454SS Equipment

Documented applications

1970 Factory-verified

GM Heritage factory kit — 1970 Chevrolet Chevelle, p.79.
GM Heritage factory kit — 1970 Chevrolet El Camino, p.24.
1971–1972 Factory-verified

GM Heritage factory kit — 1971 Chevrolet Chevelle, p.70.
GM Heritage factory kit — 1972 Chevrolet El Camino, p.11.
1970–1972 Factory-verified

1970: SS 454 with LS5 base; 1971–72: single SS option covering 350/402/454 engines

GM Heritage factory kit — 1970 Chevrolet Chevelle, p.79.
GM Heritage factory kit — 1972 Chevrolet El Camino, p.11.

This page aggregates every documented appearance of Z15 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.