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falling on its face in third
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Posted by: jeepman

Hey I got an 05 yfz450 with a athena 478 big bore on it got this bike in a trade a it was off like 6 teeth from being timed right fixed that now starts up fast and idles great does anyone one know what the piliot jet and main jets are suppoed to be for that kits or does anyone know the number to ATHENA

Posted by: shawn3389

what jets are in it now? that will help

Posted by: shawn3389

i got a smokin deal on a ATHENA 478 kit and it will soon be up and runnin (i hope lol) i need to know what jets too

Posted by: jeepman

It has a 205 main now and i dont know what the piliot is

Posted by: shawn3389

whats your plug look like, it maybe running rich

Posted by: jeepman

I need a new plug i know that its black

Posted by: shawn3389

yeah if its black its too rich you have to lean it up some, get a few jets and start tuning. i would go down a couple and see where you are at