YAMAHA
YSR50 (1950-2014),
DT50 AC (1950-2014),
Chappy 50 (1950-2014),
LB 50 Chappy (1950-2014),
RD50 (1950-2014),
TZR50 (1950-2014)

PISTON KIT STD BORE 40.00mm 2-STROKE YAM. -353-

- Ready to install, Dirt Racing Piston Kits are supplied complete with piston rings, wrist pin, and circlips.
- Dirt Racing pistons are precision machined on the latest, state of the art CNC equipment and use the same low-expansion, low-friction piston alloy all major Japanese engine manufacturers use.
- Uses an OEM style tin coating to assist the break-in process when you first start your machine.
- Meets or exceeds OEM quality.
- Direct oem replacement.
- oro2u products are a high quality replacement part and carries our guarantee of your satisfaction.

Part No. 56-W9855.000.DR (oro2u.com)

Cross reference numbers ONLY.
PROX 01.2003.000, 353-11631-00-00 / 4K5-11631-00-00 / 5L3-11631-00-00, MP-09926