Bare GM LS3 4 Bolt 276cc CNC Ported Aluminium Cylinder Heads with 70cc Chamber ( Roll Over Valves Billet Bottle Mount suit 4-1/2"

Billet Bottle Mount suit 4-1/2" (114mm) Bottle DiameterBlack Finish

Crank pulley includes v-groove for power steering or A/C drive

7" Adjustable Timing Pointer - BlueSuits Big Block Chevy

500 Series Cutter Swivel 120° Hose End -8ANSilver Finish

Bare GM LS3 4 Bolt 276cc CNC Ported Aluminium Cylinder Heads with 70cc Chamber ( Roll Over Valves Billet Bottle Mount suit 4-1/2"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 AF95 0415 95 0415 The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilise ultra smooth A356 T6 aluminium castings, new as cast runner and chamber designs produce excellent flow numbers. This combined with a 5 angle