Big Bore Cylinder Barrel Kit: Yamaha YBR125 YBR 125 (2005-2014) Suzuki GSR400 This cylinder kit has been

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Big Bore Cylinder Barrel Kit: Yamaha YBR125 YBR 125 (2005-2014) Suzuki GSR400 This cylinder kit has beenBrand 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.