Engine, 7.4L V8, 4 barrel

Years 1983–86 Models 2 Factory citations 8

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Also documented for Chevrolet

Documented applications

Sierra — Square body (1983–1991)

1983–1986 Factory-verified

shared platform code; cited from the square-body C/K pickup kits; the option pages list the 7.4 liter (454 cu in) 4 barrel V8

GM Heritage factory kit — 1983 Chevrolet Truck, p.15.
GM Heritage factory kit — 1984 Chevrolet Truck, p.23.
GM Heritage factory kit — 1985 Chevrolet Truck, p.23.
GM Heritage factory kit — 1986 Chevrolet Truck, p.22.

Suburban — Square body (1983–1991)

1983–1986 Factory-verified

only in: C20/2500; requires N41 power steering and UA1 heavy duty battery; shared square-body platform code; cited from the Chevrolet Suburban kit

GM Heritage factory kit — 1983 Chevrolet Suburban, p.13.
GM Heritage factory kit — 1984 Chevrolet Suburban, p.16.
GM Heritage factory kit — 1985 Chevrolet Suburban, p.16.
GM Heritage factory kit — 1986 Chevrolet Suburban, p.15.

This page aggregates every documented appearance of LE8 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.