Fits Vehicle: 1991
Chevrolet
K2500
Engine: 4.3L/262ci V6
Engine: 5.0L/305ci V8
Engine: 5.7L/350ci V8
Engine: 7.4L/454ci V8
Engine Details: Engine VIN N
Engine Type: Naturally Aspirated GAS
Fuel System Details: FI
Location: Pre-cat
Position: Upstream
Required Per Vehicle: 1