Brand New Big Bore Cylinder Kit to fit:
Yamaha YBR 125 (2005-2014).
This top end rebuild kit has been manufactured to upgrade the original cylinder kit on a Yamaha YBR125 to 150cc for the years and models shown above.
Includes piston, gaskets, circlips, gudgeon pin and rings.
To upgrade cylinder: 5VL-E1310-00.
125cc to 150cc.