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0 4500 BA intake is designed for engines making 850+HP street
Oversize rocker gear posts for maximum rigidity suit shaft mounted rocker gear system
The CID JK400 Big Block Chevy Cylinder Heads flow an impressive 400CFM from as cast ports on a standard bore
One CID Heads one piece LS Oval Port 5
4500 Carb bolt pattern
SC2 - LSCR Solid Cylinder Head Option Big Block Chevy cylinder heads 0 4500 BA intake isSolid Cylinder Head Castings Option available for our LS, Gen V LT & SB Ford SC2 Heads. This option removes the water jacket from our cylinder head castings. If your looking for the strongest cast cylinder head option available, this is it. Ideal for those super high boost applications where one might exceed the structural rigidity of a water jacketed casting.