Bare Small Block Ford Windsor 289-351 200cc CNC Ported Aluminium Cylinder Heads with 60cc Chamber (Pair) 2.13" x 1.28" Intake Port, 1.40" x 1.40" 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 Ford Windsor 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, they feature full CNC intake ports and chambered square exhaust ports.

Note: These heads are drilled for 1/2" head bolts. If using a 7/16" bolt, you must use a head boltbushing kit or step down head bolts.