HONDA 400EX ENGINE BORE TIPS NEEDED
#3
<div class="FTQUOTE"><begin quote>Originally posted by: 270quadsportguy
why u boring .020 ? wont notice any power difference</end quote></div>
because i have a blown ring what do you suggest? i ride for hours at a time i dont wanto do .40 because of heat issues
why u boring .020 ? wont notice any power difference</end quote></div>
because i have a blown ring what do you suggest? i ride for hours at a time i dont wanto do .40 because of heat issues
#4
i suggest u have ur jug checked if its not gouged have honed and get a 11.0-1 piston off ebay ... will notice difference in power and if u do work ur self be like 175.00 for a piston kit and gaskets
#6
get what u pay 4 i did 2 400 ex stock bore with 11.0-1 pistons and stage one hot cam that out run 450 r with a 125# rider[img]i/expressions/face-icon-small-smile.gif[/img] u have to pay 50+to bore it
#7
as far as pulling ur motor as long as the swingarm bolt is not seized in its pretty easy take ya hour or so and a metric wrench and socket set 12mm and 14?mm i believe are 90% of the bolt size with 10mm being the rest
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jrooker6
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Apr 21, 2016 07:35 PM
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