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  • Yamaha YZ250 1979 Top End Piston Kit 70.5mm 0.5mm Over

Yamaha YZ250 1979 Top End Piston Kit 70.5mm 0.5mm Over

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SKU: KTY11-0.5
ID: 2637
Quantity discounts available:

VintCo has all new Top End Piston kits to help you keep the ride going!  These complete top end kits come with everything you need to get your rebuild done easily and cost effectively.  This kit includes a high quality VintCo Piston kit (piston, rings, pin and clips), top end bearing and a full top-end gasket kit (head gasket, base gasket, intake gasket, and exhaust gasket).  All components are made with modern materials and manufacturing techniques to ensure an as good or better than OEM fitment and performance. This Yamaha YZ250 1979 Top End Piston Kit 70.5mm (+0.5mm over), will save you 10% compared to buying the pieces individually.  The OEM part numbers are provided to ensure an exact fitment as well. More size options are also available.

  • Kit price includes 10% discount over individual items
  • Top End Kit Includes
  • Forged Piston made in Germany Mos2 coated for break in
  • Piston/OE#2K7-11636-01-00 70.44mm Clearance 0.06mm
  • Head Gasket / OE# 1W3-11181-00-00
  • Base Gasket / OE# 2K7-11351-01-00
  • Intake Gasket / OE# 80L-13621-01-00
  • Wrist Pin Bearing / OE# 93310-218A6-00

Stock Availability: in stock


  • 1979 Yamaha YZ250

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