Yamaha WR250F 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 Full Engine Rebuild Kit - Crank, Piston, Bearings, Gaskets, Seals
Yamaha WR250F 2003-2013 Full Engine Rebuild Kit - Crank, Cylinder
Yamaha WR250F 2003-2013 Full Engine Rebuild Kit - Crank, Cylinder
  • Load image into Gallery viewer, Yamaha WR250F 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 Full Engine Rebuild Kit - Crank, Piston, Bearings, Gaskets, Seals
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Yamaha WR250F 2003-2013 Full Engine Rebuild Kit - Crank, Cylinder

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$1,375.00
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$1,375.00
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Full engine rebuild kit consisting of: 

Mitaka Piston Kit

Piston - Forged aluminium alloy, CNC machined. Suits 5 valve engine.

Rings - Are the best available! TP are the same manufacturer used with many Japanese and European OEM pistons.

Gudgeon Pin - Hollow, forged, steel alloy, chromed, high strength and hardness. 

Circlips

Cylinder

Mitaka cylinders are produced by the OEM for many European motorcycles, so you can rest assured the quality is OEM spec. The cylinder block features excellent coolant flow and is cast from Aluminium alloy for cooling efficiency. Designed for the rigours of motocross with excellent durability. A high quality Nikasil is applied in perfect conditions for the electroplating process. The result is an extremely hard wearing bore surface. The bore is then finished with CNC Diamond Honing.

Mitaka Gasket Set 

Head gasket, Base gasket, Valve stem seals, Timing chain tensioner seal or gasket, Exhaust pipe copper ring or gasket, Clutch cover gasket, Side case gasket, Water pump gasket, Ignition cover gasket & various O-rings if required. 

Mitaka Seal Set 

Includes all seals required, Main bearings, Conrod oil feed, Countershaft, Clutch rod lever, Gear shift shaft, Water pump, etc 

Mitaka Complete Crank 

Complete crank precision trued, engineered to OEM specification and materials using precision machining techniques. High quality steel alloy crank webs, chromed crank pin, quality big end roller bearing designed for high speeds (usually with flat silver bearing cages), forged shot peened connecting rod made using the latest steel alloy for OEM quality and strength, copper or silver thrust washers designed for high oil flow. 

OEM Main Bearings 

The bearings used are high quality Japanese bearings by Koyo. These are a high quality bearing manufacturer, and are the OEM for Honda, Kawasaki, Suzuki, Yamaha.

This kit suits Yamaha WR 250 F model years 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011. 

All Mitaka components are engineered to OEM specifications or higher using the same manufacturing techniques and high quality materials.

PLEASE NOTE IMAGES FOR ILLUSTRATION ONLY. You will receive the item listed above. The images shown are Mitaka components, however some have a different fitment to the components listed.