S&S CYCLE900-1090 Big lift cams can open up the high rpm potential of the M8 powerplant, but they can also cause their own issues due to the extra stresses and stock valvetrain geometryExcessive valve thrust and valvetrain wear drove S&S engineers to design stronger, more durable components that will help you get the most out of your M8S&S Forged Roller Rocker arms for M8 models are stronger, more durable and easier on the rest of your valvetrain, and are essential for increasing the longevity of your valvetrain components on cams with greater than .550" lift FEATURES & BENEFITS• Replace broken or worn OEM pieces with stronger, more durable S&S performance parts•Direct replacement for stock parts•Hardened and surface ground for ultimate precision and durability Part Number : 900-1090 900-1090 Big lift cams can open up the high rpm potential of the M8 powerplant, but they can also cause their own issues due to the extra stresses and stock valvetrain geometryExcessive valve thrust and valvetrain wear drove S&S engineers to design stronger, more durable components that will help you get the most out of your M8S&S Forged Roller Rocker arms for M8 models are stronger, more durable and easier on the rest of your valvetrain, and are essential for increasing the longevity of your valvetrain components on cams with greater than .550" lift FEATURES & BENEFITS• Replace broken or worn OEM pieces with stronger, more durable S&S performance parts•Direct replacement for stock parts•Hardened and surface ground for ultimate precision and durability **** PLEASE NOTE ***** : 900-1090 These are performance and custom aftermarket products sourced to match or exceed original specifications as an alternative to the OEM version. Any Harley-Davidson part numbers referenced are for identification purposes only.
