This intake manifold accepts late-model water neck air-conditioning alternator H.E.I. and have rear water crossovers. Will not fit Chevrolet Bowtie or LT1 heads. Fits : Fits 1977 GMC C25 5.7L 350 CID.
This product would be ideal for classic GMC C25 enthusiasts upgrading their vehicle's engine performance and air filtration.
