PISTON KIT KTM 505 XC-F SX-F, WISECO 4947M10000 100 07-08

Part no 56-W4947.WI (phoenixmotos.com)
Wiseco 100mm piston kit Application KTM 505 SX (12.5:1 comp) 09-10 505 XC (12.5:1 comp) 2009
(Wiseco part no 4947M10000)