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195" Overall Valve Length
Your New LS 347ci Forged Engine Package Includes -
This grind has powered multiple boosted LS1 street cars to a solid sub 10 second 1/4 mile while still retaining great streetability
Volume -14
Smith Bros GM LS1 1.7 Ratio Rocker Arms Kit | Trunnion Upgraded 871384 195" Overall Valve LengthThe GM LS rocker has been proven to handle majority of engine applications. Whether it is a standard daily driver or a race drift application the OEM rocker supports a vast range of camshaft & valvetrain applications. The one common failure in the OEM rocker is the rocker trunnion bearing which is a needle roller system with a failure prone bearing housing. The design works fine for stock applications with relatively low km's however it is not