Special Purpose LT1 Engine Package

Years 1970–72, 1990–95 Models 2 Factory citations 6

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Also described as Special performance coupe package

Documented applications

Corvette (C3)

1970 Confirmed

$968.95; 25 built
1971 Confirmed

$1,010.00; 8 built — rarest year of the C3 ZR1
1972 Confirmed

$1,010.05; 20 built; final year of the C3 ZR1

Corvette — C4 (1984–1996)

1990–1995 Factory-verified

only in: ZR1 coupe (model 1YZ07 on the example label of the 1992 service manual, p.31); 1991 from the ZR1 coupe column of the 1991 dimension page (p.47); the 1991, 1993 (p.18) and 1995 (p.104) pages print ZRI; 1989 is not claimed: no final 1989 RPO list prints it; the 1989 pages that name it are preliminary engineering pages or interim sales copy (p.140)

GM Heritage factory kit — 1990 Chevrolet Corvette, p.31.
GM Heritage factory kit — 1991 Chevrolet Corvette, p.47.
GM Heritage factory kit — 1992 Chevrolet Corvette, p.33.
GM Heritage factory kit — 1993 Chevrolet Corvette, p.18.
GM Heritage factory kit — 1994 Chevrolet Corvette, p.64.
GM Heritage factory kit — 1995 Chevrolet Corvette, p.104.

This page aggregates every documented appearance of ZR1 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.