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Old 12-04-2013, 08:20 PM
waldo11 waldo11 is offline
Motorized Bicycle Member
Join Date: Mar 2013
Location: bucks co
Posts: 35
Default Re: what did you do to your motorized bicycle today?

MY last build,china girl 66 cc, never ran good from the start,you know how they are a crap shoot.well anyway i tried everything i know to remedy the issue,bogging something awfull from the day i bought it,checked for air leaks,none found,swaped carbs no change,swaped coil, no today i took off the head and cylinder,all looked good.had some blow bon piston below rings so i investigated further,found lower ring had no alinghment pin allowing ring to rotate on the piston.swaped cylinder that i ported and polished,replaced piston with one i skirted,new rings,put it back together and it runs better than it ever is on a genesis onyx with custon tank and exhaust all black bike,i
call her my black widow
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