Barrel and Piston - Big Bore Kit - Aprilia SR 50 WWW (A/C) (LYH00) 1999

Bore Size 47mm for 70cc, Contains gudgeon pin, circlips, head and base gaskets and Bigger ports. DOES NOT CONTAIN CYLINDER HEAD. PLEASE ORDER SEPARATELY. Our product code: AH2842 Carburettor may need rejet to get the best from Kit. *Please note* Increased Performance can put additional strain on aged components. Licensing , Registration and Insurance may be affected (depending on country).