Buyer Tip: Before purchasing, remove your cylinder to be inspected and measure for bore size. Standard Bore Size is 74mm. If boring is required for your cylinder, purchase a piston at least two sizes larger than the measured size to allow clean-up and honing to the new piston size.
This kit is for the Honda ATV Sport Trax 300, TRX-300 EX, X 1993-2008, 09. This is the 4-Valve engine!
Rebuild the top end and keep your TRX300 EX running!
Features a new PRO-X Standard 74.00mm piston kit. Check your bore size before ordering.
A qualified mechanic or machine shop is required to measure your cylinder to fit the piston kit, and re-install the parts to the bottom end.
Piston is stock compression and includes rings, clips, wrist pin.
PRO-X pistons are quality OEM type replacement for a smooth rebuild.
Picture is for reference only and is not the exact item listed. You will receive the correct parts when purchasing.