Short engine M500 - 50ccm, 4-speed, for liner bush Ø46 mm - for S51, KR51/2, SR50, S53 OrderNo.: 12142-A-12-01 GTIN/EAN: 4056144150244 Reproduction Engine case unit - drilled to Ø 46,1 mm for 60 km/h standard cylinder - You receive a complete new short engine, without attachment parts! 508,10 € (incl. VAT, plus shipping) in stock