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High Performance Bicycle Engine Tips We all want our bicycle engines to push our bikes faster. Get exclusive engine modification tips and suggestions from us.

2 stroke stuff


Discussion at Motorized Bicycle Engine Kit Forum in the High Performance Bicycle Engine Tips forum. hey :-) I wanted to ask with the stuff I have on my engine so far it does seem to have ...
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Old 10-16-2008, 04:05 PM
Master Motorized Bicycle Builder
 
Join Date: Sep 2008
Location: black mountain NC
Posts: 152
Default Re: 2 stroke stuff

hey :-)
I wanted to ask
with the stuff I have on my engine so far it does seem to have more of a power band in the upper mid range & a tad flat on the bottom where before it was Ok on the bottom & then sorta petered out so I like that better because it pulls hills at higher speed

I noticed in the video of the suspension bike build that those things really have a power band like a turbo kicking in
what makes the engines so different
I know ours are more designed for a broad low RPM power curve
I guess its all that tuning with the EGT temp, swept volume ETC that need to really be done to get it to work where you want it too
mine is getting better & better
I actually had to re ring the one in my bike because I over revved it a bit during break in
honing took the scuffing out & with the cylinder a little looser it revs more freely & seems to run better every day as the rings seat
the porting on the cylinder on the bike is about the same as the one in the pic
you all have a great weekend
JAK
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