Complete Small Block Chev 327-350-400 213cc CNC Ported Aluminium Cylinder Heads with 68cc Chamber (Pair) 2.15" x 1.30" Intake Port, 1.45" x 1.50" Exhaust Port

The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. Theseheads utilise ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamberdesigns produce excellent flownumbers. 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 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-T6 aluminium castings, these 213cc cylinder heads feature full CNC ports and are ideal for operating in the idle to 7500 rpm range. These completecylinder heads will fit a 4.00" bore and larger. They include larger then stock1.57" diameter dual valvespring to handle up to .625" maximum lift. Suitsmechanical and hydraulic roller camshafts.