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Bare GM LS3 4 Bolt 276cc CNC Ported Aluminium Cylinder Heads with 70cc Chamber (Pair)2
Holden Calibra V6 2
90° AN Bulkhead -16ANBlack Finish
AF89-454LSFI
The taper design provides straight through connection with easy alignment
GM LS1 OE Rocker Arm Set AF95-1000 Product:Straight Design, 1.7 Ratio, GM12681275 Bare GM LS3 4 BoltGM LS1 OE Rocker Arm SetStraight Design, 1. 7 Ratio, GM12681275 AF95 1000 95 1000 These Aeroflow Performance OEM GM LS rocker arms feature an upgraded trunnion and install easily on your LS cylinder heads without any modifications and a direct OEM (GM12681275) replacement rocker. The rocker is a pedestal mount, roller fulcrum style, and are made of ductile iron construction. Each rocker also features an oil slot design to priority feed the roller
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