Gen III/LS1/LS2/LS6 1.85:1 Rocker Arm Upgrade Kit - 1997-2007

1.85-ratio rocker arm package for GM "Gen III" engines which includes LS1, LS6, LS2. Designed as a true bolt-on replacement, these new rockers require No valve cover or cylinder head modifications (please reference our instruction for proper installation). This exclusive design is based off the stock rocker providing an OEM quality steel construction and a bearing trunion which results in a 10% increase in valve lift over the stock 1.7 ratio rocker arms and gains of up to 12 horsepower over stock. This package includes 16 rocker arms, springs, titanium retainers, and keepers, detailed instructions and all required installation hardware.
This Package Includes
*1.85 Ratio Rocker Arms (16)
*High-Performance Valve Springs (16)
*Titanium Retainers (16)
*Valve Keepers (32)
*New Bolts (16)