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AF156-09-12T
Gloss Black 45° Silicone Reducer / Expander Hose 3-1/4" (82mm) to 3" (76mm) I
Stubby Spanner / Wrench kit comes with two spanners
0002 straightness and roundness
GM LS 276cc 6 BOLT ALUMINIUM CYLINDER HEADS BARE 2.165"/1.60" VALVES Category_FLEXPLATE BOLTS AF156-09-12TBare GM LS3 6 Bolt 276cc Aluminium Cylinder Heads with 70cc Chamber (Pair) 2. 60" x 1. 28" Intake Port, 1. 47" x 1. 64" Exhaust Port 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 competition valve job,