This Victor Reinz Oil Cooler Gasket Set fits your 1978 1977 GMC P25 5.7L V8 and is perfect for a tune up or performance upgrade. .
MAHLE Oil Cooler Gasket Set for 1990-1991 Chevrolet R3500 5.7L 7.4L sv
MAHLE Oil Cooler Gasket Set for 1981-1987 GMC P2500 5.7L V8 - Engine my
MAHLE Oil Cooler Gasket Set for 1976-1978 GMC G25 5.0L 5.7L 7.4L V8 - jz
MAHLE Oil Cooler Gasket Set for 1976-1978 GMC C35 5.0L 5.7L 7.4L V8 - kw
MAHLE Oil Cooler Gasket Set for 1992-1998 Chevrolet C2500 Suburban bz
MAHLE Oil Cooler Gasket Set for 1976-1978 GMC K15 5.0L 5.7L 7.4L V8 - eo
