This screwset fits for following Sachs engines with handgear, fan or air cooled and with pedals or with kickstarter:
2-gears
50/2 MB, 50/2 ML B, 50/2 MA NL, 50/2 MA SF, 50/2 MAK SF,
50/2 MA X, 50/2 MLA X, 50/2 DK, 50/2 S, 50/2 KS, 50/2 K DK,
50/2 D NL, 50/2 C
3-gears
50/3 MB, 50/3MA I, 50/3 MA NL, 50/3 MA SF, 50/3 MA X,
50/3 MAK SF, 50/3 MKA, 50/3 MKX, 50/3 HX, 50/3 LS
M=Membranecylinder, L=Fancooling, K=Kickstarter,
H=Squere intake for Bing 17mm