Big Bore Cylinder Barrel Kit: Derbi GP1 50 (2001-2010) Yamaha This heavy duty gold X-ring

This heavy duty gold X-ring chain has been manufactured to replace the original chain on a Yamaha YZ100 for the years and models shown above

This speedo cable has been designed to replace the original cable on a Honda CM125 for the years and models shown above

Yamaha YP 250 (1996-1998)

Please check the sizes match prior to purchase

Big Bore Cylinder Barrel Kit: Derbi GP1 50 (2001-2010) Yamaha This heavy duty gold X-ringBrand new big bore cylinder barrel kit to fit: Derbi GP1 50 (2001 2003). Derbi GP1 50 Euro 2 (2005). Derbi GP1 50 Race (2005 2007). Derbi GP1 50 Open (2006 2010). This cylinder kit is an upgrade on the original Derbi GP1 50 for the years and models shown above. The top end will go from 50cc to 70cc. This kit includes: cylinder (barrel jug) cylinder head piston kit gaskets To replace OEM cylinder: TBC Piaggio NRG Purejet 2T L C (Liquid Cooled) Engine.