- 1981 Factory-verified
No cost — the sole engine, all 40,606 cars; no optional engines offered; factory kit p.5/p.6 lists RPO L81 as the only engine
GM Heritage factory kit — 1981 Chevrolet Corvette, p.5.
L81 Factory-verified
Documented applications
This page aggregates every documented appearance of L81 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.