BB CHRY 220cc 383 413 440 PAIRASSEMB. ALLOY CYLINDER HEADS

The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilize ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamber designs produce excellent flow numbers. This combined with a 5-angle competition valve job, diamond-honed bronze guides, hand bowl blending and professional assembly help to outperform some of the best brands in the business.

The Aeroflow Performance big block Chrysler cylinder heads are designed for street performance engines to give the ultimate in flow at a budget price. Made from A356 aluminium castings, the 220cc cylinder heads are ideal for operating in the idle to 6500 rpm range. The complete heads include larger then stock 1.55" diameter dual valve spring to handle up to .550" maximum lift.