chevette_boy

hey got a question... just finishin my 91 ext special and i wanna know which jets to run right now it has 310s but the chart on the clutch cover says to run a 330 for -7to -18c so while i was at the dealer they said it should be a 290 cuz thats what it came with..... any suggestions ?

smallengineguy

CHeck the spark plugs to tell. If they are very light brown, go richer. If they are almost too dark brown or black, go smaller.

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1992 Ski Doo Mach 1 (SC-10/2 suspended) March '07 SF.com Sled of the Month!
1993 Ski Doo Mach Z 780 triple
2001 Ski Doo Mini Z



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