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Old 04-11-2016, 03:40 PM   #13
Ebuddy   Ebuddy is offline
 
Join Date: Jun 2013
Location: Minnesota
Posts: 73
Agree with it being a vacuum issue. My 250 (Helix) will, on a flat surface with little/no headwind haul my 270lb. arse up to 72 mph, but that's near redline. I usually keep it to less than 7k RPM and can comfortably go 64-68mph, enough for the minimal freeway driving I do.
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