900-1084 | S&S Forged Roller Rocker Arms for M8 Models, 1.640:1 ratio tool duffel Arlen Ness 71-701

Arlen Ness 71-701

Perfect for Gear Drive Cams

Miscellaneous hose fittings

2011 Harley-Davidson Touring FLTRU Road Glide Ultra

Arlen Ness 50-820

900-1084 | S&S Forged Roller Rocker Arms for M8 Models, 1.640:1 ratio tool duffel Arlen Ness 71-701S&S Cycle 900 1084 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 geometry. Excessive 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 M8. S&S Forged Roller Rocker arms for M8 models are stronger, more durable and easier on the rest of your