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High Performance Bicycle Engine Tips and Motorized Race Bicycles We all want our bicycle engines to push our bikes faster. Get exclusive engine modification tips and suggestions from us. Also check out some of our racing members builds

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  #91  
Old 10-22-2016, 05:47 PM
Sam90lx Sam90lx is offline
Motorized Bicycle Senior Member
 
Join Date: Sep 2015
Location: Ventura CA
Posts: 62
Default Re: kings motors gt 80

Quote:
Originally Posted by streak View Post
Its called four stroking
Think mine has this issue as well. May be time to put a KTM 50 in there.😀
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  #92  
Old 10-24-2016, 02:47 AM
Neptunati Neptunati is offline
Motorized Bicycle Member
 
Join Date: Jun 2009
Location: Kansas city
Posts: 40
Default Re: kings motors gt 80

I got my gt80 up to 35 mph, GPS verified. That was with the crappie flex pipe exhaust and 41 tooth sprocket. I got a kx80 exp chamber lined up to be welded on next. Looking to get to 40 mph and beyond.
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  #93  
Old 11-20-2016, 12:37 AM
mike carter 2 mike carter 2 is offline
Motorized Bicycle Elite Member
 
Join Date: Nov 2011
Location: west virgina
Posts: 101
Smile Re: kings motors gt 80

well, ive ridden all spring through summer,at least 1000 miles.this bike has been my only transportation.absolutly no trouble with the gt80 engine.runs better now than it ever has.i realy like this little engine! if you have folowed this thread you know what i have done to it. i would realy like to hear about your builds and mods that you have done, o yea,almost forgot ,bike pulls from about 2 or 3 mph to around 40 !!! thanks and i just hope that you have had as much fun as i have
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