K 1500 Truck 4WD V8-350 5.7L (1986)
Early 86
8654304
8654732
Late 86
8663570
8654732
Early 87
8663570
8654732
Some of these pumps will have 10 Vane Rotor
Late 87
8663570
8654732
All pumps have 10 vane rotor. Cup plug beside filter inlet removed only on models with auxiliary valve body.
The 1985 pump cover (8654304) can be used with the early type pump body (8642380). When using the 1985 pump cover on the early type pump body,
plug the hole in the pump cover as shown.
