Part Type: Electric Fuel Pump. Electric Fuel Pump. 1991 Chevrolet S10 Blazer Engine: 4.3L V6; Position: In-Tank;. 1994 Chevrolet S10 Blazer Engine: 4.3L V6; EngineVIN: Z; Position: In-Tank;. 1992 Chevrolet S10 Blazer Engine: 4.3L V6; EngineVIN: Z; Position: In-Tank;.
