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

Canfields 23 degree 195cc runner head in testing has proven it is 500 plus horsepower capable. In dyno testing with a camshaft of less than .600 lift, mildly ported single plane manifold. our 406 c.i. 10.9 cr. dyno mule engine made 468 h.p.

Canfields 23 degree 220cc runner head in testing has proven it is 600 plus horsepower capable. In dyno testing with a camshaft of less than .700 lift, ported victor. our 406 c.i. 13.5 cr. dyno mule engine made 620 h.p. The 220 c.c. runner volume enabling engine builders to build a configuration with a wide power band.

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 quide machines.

Combustion chambers are standard at 65 c.c in as cast or see our optional cnc milled 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!