What Year Did Internal Drive Come Out In? [Archive] - Snowmobile World : Your #1 Snowmobile Forum
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: What Year Did Internal Drive Come Out In?

Good2Go
12-27-2003, 01:50 PM
Wondering what year the better drive system for ski-doo came out in? '90? '91? Thanks.
Thumbdoctor
12-27-2003, 11:39 PM
In production, 1989 Mach 1, In racing 1981 sno pro twin tracks.
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