AeroFlow=GM LS1 OE Rocker Arm Set Straight Design 1.7 Ratio GM12681275

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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 needle bearings and keep them cool for long lasting durability and performance. All rocker arms are moly coated for wear resistance