AFR 345cc Rectangle Port 24 Magnum Aluminum Cylinder Heads - Big Block Chevrolet CHOP3LG Duckbill latch makes for engaging

Duckbill latch makes for engaging and releasing belts simple and easy

Aggressive engagement

The G-Force Racing Gear SFI 3

All filter assemblies feature an O-ring for positive sealing in high pressure applications

AFR 345cc Rectangle Port 24 Magnum Aluminum Cylinder Heads - Big Block Chevrolet CHOP3LG Duckbill latch makes for engagingIf huge horsepower is what you are searching for, the 345 can certainly deliver. These cyilnder heads were targeted at larger cubic inch engines, 509 632ci, looking for maximum horsepower and rpm capability with a primary operating range of 3500 8000 rpm's (This range is an average and will vary with engine displacement and component selection). As well, these aluminum heads provide impressive torque figures at higher rpm levels, so higher reving 450+