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Change the gearing in the chain case.
 

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I have a stock 95' super sport 440 that does 70-ish on a good day down hill with a wind at my back. I thought the 488's did 75? still yours should be faster than my 440 i would think. Clean carbs, gas filter, clean and poss rebuild clutches.
 

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my 90 488 that is bored .20 over ported polished and a few other things would top at 85 ish (speedo) on the perfect day but usualy averaged about 70
 

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Discussion Starter · #7 ·
well seems like it is running right about where it should then i just bought it 10 days ago and put 210 miles on it and its been reliable as hell the new sleds must just be that fast casue they pass me like im stopped
 
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