This PROFORM Engine Water Pump fits your 1978 1977 1976 1975 GMC P35 7.4L V8 and is perfect for a tune up or performance upgrade. .
PROFORM Engine Water Pump Housing for 1974 Dodge MB300 7.2L V8 - Belts rx
PROFORM Engine Water Pump for 1979-1999 GMC K2500 Suburban 5.7L 6.6L V8 - eu
PROFORM Engine Water Pump for 1979-1999 GMC P3500 5.7L V8 - Coolant if
PROFORM Engine Water Pump for 1987-1988 Chevrolet V20 Suburban 7.4L V8 - ci
PROFORM Engine Water Pump for 1987-1988 Chevrolet R20 7.4L V8 - Coolant fx
PROFORM Engine Water Pump for 1991-2000 Chevrolet C2500 7.4L V8 - Coolant cq