1970-1973 Ski-Doo Snowmobiles Technical Data Manual, Page 5Get this manual
1970 I'JlODEL
1970 ALPINEINVADER SPECIFICATIONS
TWO 2x64.5 M.M2x61 M.M398.6 c.c8.75:1 103" 35" 37" 515 1756 sqin.294 2x15" 1339 Standard Electric 75W W-240-T-1 .018"-.022" .014"-.018" gal, 6.25 gal20: Disc