Kitaco 39mm Forged Hi Compression Piston Kit - 12:1
To Suit XR 50, CRF 50, Baja 50 and Monkey/Gorilla 12v models.
- Bore diameter: 39 mm (Stock 50cc Bore Size)
- Compression ratio:12.0:1(normal 10:01)
- Piston: Forged 2 Ring specifications /WPC+MOS2 processing
- Weight: 35 g (normal 40 g)
- Fits models: 12V monkey