Small Block Chev 327-350-400 212cc Aluminium Cylinder Heads with 66cc Chamber (Pair)

The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilise 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. Include valves, valve springs, retainers & locks, guide plates and 7/16" rocker studs

The Aeroflow Performance small block Chevy cylinder heads are designed for street / race performance engines to give the ultimate in flow at a competitive price. Made from A356 aluminium castings, these 210cc cylinder heads are ideal for operating in the idle to 7500 rpm range. These complete cylinder heads will fit a 4.00" bore and larger. The complete heads include larger then stock 1.57" diameter dual valve spring to handle up to .625" maximum lift. Suits solid and hydraulic roller camshafts.