SB Chev 327-350-400 186cc Aluminium Cylinder Heads with 67cc Chamber (Pair) Valve Covers 5mm (1-1/4”) breather hole

5mm (1-1/4”) breather hole

Burst pressure rated: 2500-9000psi

Holden Monaro HQ-HZ LC LJ LH LX Torana

The kits include fittings with Viton® O-rings for a superior seal

Each coil's alkyd tower assembly offers high dielectric characteristics

SB Chev 327-350-400 186cc Aluminium Cylinder Heads with 67cc Chamber (Pair) Valve Covers 5mm (1-1/4”) breather holeAF95 0327 Bare Small Block Chev 327 350 400 186cc Aluminium Cylinder Heads with 67cc Chamber (Pair) 2. 00" x 1. 20" Intake Port, 1. 42" x 1. 53" Exhaust Port The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilize ultra smooth A356 T6 aluminium castings, new as cast runner and chamber designs produce excellent flow numbers. This combined with a 5 angle