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Old 01-09-2016, 09:22 AM   #2 (permalink)
sendler
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Join Date: May 2011
Location: Syracuse, NY USA
Posts: 2,935

Honda CBR250R FI Single - '11 Honda CBR250R
90 day: 105.14 mpg (US)

2001 Honda Insight stick - '01 Honda Insight manual
90 day: 60.68 mpg (US)

2009 Honda Fit auto - '09 Honda Fit Auto
90 day: 38.51 mpg (US)

PCX153 - '13 Honda PCX150
90 day: 104.48 mpg (US)

2015 Yamaha R3 - '15 Yamaha R3
90 day: 80.94 mpg (US)

Ninja650 - '19 Kawasaki Ninja 650
90 day: 72.57 mpg (US)
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A gearing change might help. Aero mods might not do much at 50 kmh but you could add a windscreen and narrower bars and crouch forward with your elbows on your knees for comfort. Get a wideband O2 logging sensor or do a dyno session to make sure the carb is tuned well.
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