Complete Small Block Chev 327-350-400 204cc Aluminium Cylinder Heads with 67cc Chamber (Pair) 2.22" x 1.31" Intake Port, 1.34" x 1.39" Exhaust Port Master Cylinders new as-cast runner and chamberdesigns

new as-cast runner and chamberdesigns produce excellent flownumbers

43" diameterdual valve springs to handle up to

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1" Bore Master Cylinder

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Complete Small Block Chev 327-350-400 204cc Aluminium Cylinder Heads with 67cc Chamber (Pair) 2.22" x 1.31" Intake Port, 1.34" x 1.39" Exhaust Port Master Cylinders new as-cast runner and chamberdesignsThe 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. Include