what plug chop means??

[tio ale]

like the tittle say

 

[2strokepower]

2-Stroke Plug Chop How-to
it shows you if your bike is jetted correctly.

 

[MINIGfather]

Basically you cut the a section of the threads off of the plug and see what color the porcelain is. Different colors tell you if your running lean or rich. Check that DIY it tells you there...