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  1. Vintage Ski Doo's
    Hey all, hope you are all enjoying any snow you have for some riding! I had a question about the motors in the MX and Formula plus and I'm hoping you can help. When I was a kid, I had an 88' Formula Plus with a 521 rotax motor. The seat and the hood had black and white striping. Not sure what...
  2. Vintage Ski Doo's
    Good Friday afternoon Doo'rs!!! Can anyone tell me if these sleds were a limited production like the Formula Plus 500? The Vin # 3745-00XX is very low and the date stamped on the tag is JU1N 1989. I looked here...
  3. Vintage Ski Doo's
    how do you take the belt off a safari 377 1990 my buddy and i couldn't for the life off us soo we took out the whole motor we decided to give her a good cleaning at the same time we are doing an oil delete to the machine to what is the mixing ratio
  4. Vintage Ski Doo's
    Just hauled home a sled, guy said it was a Mach1, it has a 583 that started on the first pull with gas from a jug. It has a guage cluster that looks like formula. I also has different skid (extra wheels)... VIN # is 3746 01303 Hood was painted dark metallic purple with all the stickers...
  5. Vintage Ski Doo's
    I have a 1990 617 mach 1 otherwise known as the mach ton. I rode it this year and decided I hate the chassis. I just bought a 1998 670 chassis and plan on dropping my motor into it. Does anyone have any advice or will this even work? Also my motor runs great once you get it started... once I...
  6. Vintage Ski Doo's
    looking at buying a 1990 safari l. it has a brand new track, the seats a little ripped, but it has a blown top end. everything is there. the guy wants $250 is that a good price?
1-6 of 6 Results