clutch spring kit for Polini Speed ??Clutch 3G 245.085 fitting for Aprilia Rally 50 MD 1996-1998,

Tuned Motors develop their power only at higher engine speeds, and the engine loses power in the lower speed range, which leads to poor drive. You can get past this loss of grunt by using the Polini clutch springs from the 3G Evo clutch system.