Couple ?'s

Blasterr525

New Member
Sep 29, 2010
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30
Mt. Pleasant, PA
A. I cant do plug chops at the moment but look at the mods in my sig... I got a 148 Main... and a 50 Piolet. Is this lean/rich/good?

B. Why do i have so much like carbon or pre detonation at the top of my cylinder by the spark plug?
 
have you tried to run it at all?
and from what i have read and seen on my running bike the top of the piston should have some blackness to it. cant expect some thing that has explosions on it to be clean can you?

and my mods are quite similar to yours but i have a 160 main and a 52 pilot in my pwk 28.
i have a dyno port ,uni clamp on, boyseen reeds, and some head work done.

big question for ya ....Whats your altitude and temps for where you ride???