Looking for big bore kit

[Legal_Brap]

Hello guys I got my 125cc, it's not that fast only gets to 65 mph. I heard of people putting big bore kits on this 125s, turning them into 150 or 160 and yeah you get the idea. I want to get a kit, but don't know where to find them. Any help would be great

 

[my67xr]

Welcome to Minirider's
Drop in an Introduce Yourself here.

With there being so many different 125's, what is the model number and maker of your engine ?
There's a stamped number in the case below the front sprocket area on the top row


Cheer's, Craig