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Posted

i have a 2001 shee t5's,open air filters,stock carbs 300mains boysens carbonfiber reeds i just put the reeds in went one clip richer on the needles went to the track last night pulled my plugs the were kinda greyish b4 the were brown some one told me i was i was good but i dont think i am

Posted

You're lean. Fatten up the main a few sizes, install new plugs, and check them again. Tan, or a light brown is good, but gray, or white is lean, and bad.

right how many sizes up should i go like 310 or 320??

Posted

Are you stock port,whats your elevation.I just plug chopped a bike at sea level same set up.I ended up with 190 main jet 25 pilot 1-turn out.Perfect plug chop.Every bike is diffrent but you should do a chop

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