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Old 12-09-2009, 08:29 PM
Upshifter Upshifter is offline
Motorized Bicycle Member
Join Date: Dec 2008
Location: Oregon
Posts: 30
Default Re: Do slant heads really make a difference in power?

I haven't had a chance to mount and run my Pk49. slant, yet. But I like it. It looks like it will fit in frames that will not take an upright spark plug.
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