For 1975-1978 GMC C25 Intake Manifold APR 11527CKCF 1976 1977

1975-1978 GMC C25 High Sierra 5.7L V8 Naturally Aspirated OHV GAS. 1975-1978 GMC C25 Sierra Classic 5.7L V8 Naturally Aspirated OHV GAS. 1975-1978 GMC C25 Base 5.7L V8 Naturally Aspirated OHV GAS. 1975-1978 GMC C25 Sierra Grande 5.7L V8 Naturally Aspirated OHV GAS.