Aluminum Fast Burn Bare Cylinder Head

19300956 Fast-Burn Aluminum SBC Cylinder Head – Bare

Maximum performance for serious street engines is at your fingertips when you order a set of these Aluminum Fast Burn Cylinder Heads. Fast Burn technology delivers more horsepower by increasing cylinder pressures, which maximizes the air/fuel mixture. The 62cc combustion chamber is designed for use with flat-top pistons. The Fast Burn head requires no additional porting for optimum performance. This 23-degree Small-Block cylinder head is the same as is used on Chevrolet Performance CT400, SP350, ZZ6 and SP383 crate engines.

– Aluminum cylinder head
– 210cc intake port
– 62cc combustion chamber
– No heat riser
– Angled spark plugs
– Screw-in studs

The heads can be used on any 4.00-inch bore Small-Block with the standard-flow coolant system. NOT for use on Gen II 1992-1996 LT1/LT4 engines with reverse-flow cooling system.

Previously was GM P/N 12497186

Sold individually.