TBolt USA is open and filling orders quicker than ever!
Email: contact@tboltusa.com
• Text
704-826-5887 • Request a Callback
Welcome to the TBoltUSA Tech Database! To visit our store, click here, or use the menus at the top of the page.
Pit bike Piston Sizing
First Measure your cylinder bore & Piston OD Diameter
(47mm , 52.4 , 54 & 60mm are comon stock sizes)
Now Measure your wrist pin OD
(13mm & 14mm are most common , a few are 15mm)
See our piston selection in Pit Bike engine Parts