86 atc 350x

[kreativespeed]

I am trying to find big bore parts and a performance cam for this machine. any ideas?

[keister]

Welcome!
They are selling big bore kits for the 350X.
http://www.3wheelerworld.com/showthread.php?104995-*NEW*-350x-Big-Bore-kits.....................NOW-WITH-RIDE-REPORT!!!

You can check the classified section of this board for other parts for sale. I also highly recommend using the search function - you will find lots of answers.