All Canfield aluminum Cylinder Heads are cast from the finest A356 virgin billet, and are heat treated to a T6 condition. Canfield Heads are machined on the latest precision, computer controlled machining centers

Canfield's standard 20-degree head, in testing, has proven it's 400 plus horsepower capable. In dyno testing with a camshaft of less than .600 lift, unported Victor junior, our 306 c.i. 9.9 compresseion ratio dyno mule engine, made 414 h.p

Intake runners are designed to keep intake volumes at a minimum so as to keep air speeds up.

Head assemblies from Canfield feature premium quality components. Flat tappet assemblies use American made 1.44 or 1.55 diameter dual springs. All locks and retainers are 10-degree heat treated chrome-moly steel. Race quality stainless steel valves or optional titanium is used exclusively.

Race proven valve jobs are done on the latest computerized seat and guide machines.

Combustion chambers are available in CNC milled 54, 58 or 65 c.c. chambered heads.

Price! Canfield Cylinder Heads use only premium parts. NO JUNK! If you are looking for a .99 cents special, you are in the wrong place.

We at Canfield prefer to build our assemblies to your specific application. Getting right the first time helps keep your project fun!