Bare GM LS3 4 Bolt 276cc CNC Ported Aluminium Cylinder Heads with 70cc Chamber (Pair) 2.60" x 1.28" Intake Port, 1.47" x 1.64" Exhaust Port Hose Ends Pump spray bottle

Pump spray bottle

Features built-in bleeders & 70's OEM look

BB Chev Head Application

Aeroflow's 570 series fittings are the choice of professionals for use in power steering

Black finish

Bare GM LS3 4 Bolt 276cc CNC Ported Aluminium Cylinder Heads with 70cc Chamber (Pair) 2.60" x 1.28" Intake Port, 1.47" x 1.64" Exhaust Port Hose Ends Pump spray bottleThe 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