AFR 305cc Rectangle Port 24 Degree Magnum Aluminum Cylinder Heads - Big Block Chevrolet MAC-4P-KIT Bracket is flame cut from

Bracket is flame cut from 1/2" thick steel

Mounts are designed for fabricated chassis or stock chassis that have fabricated engine mounts attached to the frame

The 8 Hole Top Air is designed to utilize the top ventilation channels on the HP7

Valves and studs are in stock GM L98 locations just like the 180cc

(Replaces - Moog K6117

AFR 305cc Rectangle Port 24 Degree Magnum Aluminum Cylinder Heads - Big Block Chevrolet MAC-4P-KIT Bracket is flame cut fromThe smallest big block Chevy rectangle port intake volume runners in AFR's line up, but don't let size fool you. This partially ported 305cc cylinder head features a CNC bowl & chamber blend that will provide you with flow numbers most medium sized cylinder heads (and some larger) can only dream about. This line was designed to optimize low and mid lift airflow, while still generating impressive peak figures. The application should be focused on