VEHICLE APPLICATION: Fits Chevrolet K5 Blazer 1978-1986, Chevrolet K20 Suburban 1978-1986, Chevrolet K30 1978-1986, Chevrolet R30 1988, Chevrolet V30 1987-1988, Chevrolet C35 1983, Chevrolet C10 1983, Chevrolet C10 Suburban 1980, Chevrolet C20 1978-1983, Chevrolet C20 Suburban 1980, Chevrolet C30 1983, Chevrolet K10 1978-1986, Chevrolet K10 Suburban 1978-1986, Chevrolet K20 1978-1986, GMC C1500 1983, GMC C1500 Suburban 1980, GMC C2500 1980-1983, GMC C2500 Suburban 1980, GMC C3500 1979-1980, GMC K1500 1979-1986, GMC K1500 Suburban 1979-1986, GMC K2500 1979-1986, GMC K2500 Suburban 1979-1986, GMC K3500 1979-1986, GMC R3500 1987-1988, GMC V3500 1987-1988, GMC C25 1978, GMC C35 1978, GMC Jimmy 1978-1986, GMC K15 1978, GMC K15 Suburban 1978, GMC K25 1978, GMC K25 Suburban 1978, GMC K35 1978 BUILT FOR DURABILITY – Featuring precision castings and rockers, this pump is designed for long-lasting operation under demanding conditions. FUEL BLEND COMPATIBLE – Equipped with advanced polymer diaphragms, it delivers reliable performance across multiple modern fuel blends, including ethanol mixes. RECOMMENDED INSTALLATION TIP – For optimal performance and protection, always replace the fuel filter when installing a new pump. OE-LEVEL PERFORMANCE – Carter mechanical fuel pumps are engineered to meet or exceed original equipment specifications, ensuring dependable and consistent fuel delivery.