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Wiseco Top End KIt Yamaha YZ250F / WR250F 2001-04 2.7:1 CR - PK1241

Vendor Wiseco
Regular price $288.33
Sale price $288.33 Regular price
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SKU: pk1241

This is a pre order item. We will ship it when it comes in stock.
  • Top End kit includes: piston, rings, wrist pin, clips, top end bearing (2 strokes), and gasket kit
  • Each piston is built from race proven designs that are chosen by the top race teams in all forms of racing including Supercross, Motocross, GNCC, Superbike, and more
  • PK kits from Wiseco feature a complete top end gasket kit that gives you everything you need to complete your rebuild from premium materials
  • Dedicated forgings used for superior strength to weight ratio utilizing aerospace alloy
  • High Performance ring kit and alloy pin included with each piston kit for extended life and sustained power
2004 - YZ250F
2004 - WR250F
2003 - YZ250F
2003 - WR250F
2002 - YZ250F
2002 - WR250F
2001 - YZ250F
2001 - WR250F
Bore Diameter 77.00
Compression Ratio - Actual 12.7:1
Included Components Piston #4872M07700, Ring Set #7700XU, Wrist Pin #S742, CirClip #CW16, Gasket #W5921
Piston Diameter 76.95
Piston Material 2618
Piston Oversize STD
Product Series 4 Stroke Forged Series
Product Types Top End Kits
Skirt Coating No