Thread: Engine Rebuild.. Fuel Economy?
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Old 06-17-2008, 01:57 PM   #19 (permalink)
hunkybizkit
Motorcycle Rider
 
Join Date: Jun 2008
Location: Hagerstown, Md
Posts: 9

Thumper - '08 Yamaha XT250X none
90 day: 79 mpg (US)
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boring an engine out actually increases the stock compression ratio a bit as well... a nice little bonus.
keep it under 60 you will get great mileage
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