hehehe... thanks brodont call me master bro, im jst a friend..
1.hacksaw
2. 3 edge file

hmm applying on rouser200? hahasirs, is the singh groove could not make the compression ratio decrease since you have taken some amount of metal on the combustion chamber?
i've read that this mods is made when you are experiencing knocking meaning having a high compression ratio...

hahadont worry singroove is safe@traxxas Sir Admin just incase.. How much is the Stock head of our bike? hehehe

sir trax! i'd love to visit your house...hmm applying on rouser200? haha
come to my house i have the perfect tool for that![]()
pag may time ako buksan natin ang head! 
and a steady hand or it's
ed