QR Code Link to This Post For Sale: 1970 Moto-Ski MS18. It has the big 36 horsepower 634 Hirth engine in it. It is in nice original condition. Complete except it is missing the seat cover. Runs good. The track, bogies, bumpers, belly pan and gas tank are all good. Comes with spare parts. You don't see these come up for sale too often. Looking to get $1,200. with the spare parts or $1,000 without the extra parts. May consider trades for a vintage 1960's or 70's snowmobile or a vintage 1960's or '70's Honda motorcycle or mini-bike or a personal watercraft such as a Jet Ski. Thanks for looking. Key words: Polaris, Yamaha, Ski-Doo, Ski Doo, MotoSki, Moto Ski, Rupp, Honda, vintage. Let's block ads! (Why?)