EVO TAPP Primary Clutch Standard Weight Kit blow-off-valve We believe so strongly in

We believe so strongly in the strength of this lift kit

and a convenient carrying strap

and height the S1 is highly versatile for any application that is in need of light

Simple 60 second install

EVO TAPP Primary Clutch Standard Weight Kit blow-off-valve We believe so strongly inEVO TAPP Primary Clutch Standard Weight Kit The weight in the arms of a TAPP primary can be adjusted in two ways: set screws in the arms, and washers on the roller thru bolt. Your clutch was shipped with a basic tuning kit. As with all other clutches, add weight to lower RPM, remove weight to raise RPM. Set screws in the arms affect the low speed shift points more than the high speed and will reduce the max RPM. Weight on the roller axle bolt acts