Engine - V8, 283 Cu. In., 4-bbl carburetor

Years 1963–79 Models 3 Factory citations 3

Also described as 283 CID V8 220hpV8 engine - 283 4-bbl

Documented applications

Chevelle / El Camino

1964, 1966 Factory-verified

GM Heritage factory kit — 1964 Chevrolet Chevelle, p.55.
GM Heritage factory kit — 1966 Chevrolet El Camino, p.3.

Impala / Full-Size

1963–70s (varies) Confirmed

4 barrel carb

Nova / Chevy II

1966 Factory-verified

GM Heritage factory kit — 1966 Chevrolet Nova, p.20.

This page aggregates every documented appearance of L77 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.