Mini Dirt Bikes & Pit Bikes Forum

Help Support Mini Dirt Bikes & Pit Bikes Forum:

  1. Jonte

    Jetting 28mm pwk 160cc yx

    Hello! Can someone give me some baseline jetting for 28mm pwk carb. I think that 100 main and 38 pilot would be good, what do you guys think? I have 160cc yx with tb v2 head.
  2. T

    yx 160 4v genuine pwk

    Hi I have been searching the internet for what seems like forever trying to find settings for the 4v with a genuine Keihin pwk 28mm I have a jjg needle (which I was told is a 4stroke needle) and pilot jets 35 ,38 ,42 & 45 and main jets 95 ,100 , 105 it will idle with a lot of kicks with the...