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Old 04-13-2014, 08:30 PM
jeffromoocow jeffromoocow is offline
Motorized Bicycle Newbie
Join Date: Oct 2013
Location: Crawfordville, FL
Posts: 7
Default Re: Intermittent 4 stroking

Me too!!! Mine is doing something very similar and I switched from an NGK B5HS to a stock china girl plug and she runs better, but still four stroking at the top end intermittently.
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