Big Bore Cylinder Barrel Kit: Yamaha YBR125 YBR 125 (2005-2014) Suzuki GSR400 Yamaha FJR 1300 (2001-2005)

Yamaha FJR 1300 (2001-2005)

This cylinder kit has been manufactured to replace the original top end on an Aprilia SR50 for the years and models shown above

Suzuki GSX 550 ES (GN71D) (1983-1987)

If you have a weak spark on your Kawasaki ZX-6R then the coils could be the culprit and it's a good idea to get some new coils on the bike

Triumph Speed TT 600 (EFI) (2000-2003)

Big Bore Cylinder Barrel Kit: Yamaha YBR125 YBR 125 (2005-2014) Suzuki GSR400 Yamaha FJR 1300 (2001-2005)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.