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Wiseco Piston Kit Yamaha YZ250 1999-2024 66.40mm 804M06640

Part Number: 605M06900
WISECO
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SKU:
605M06900
MPN:
605M06900
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.65 LBS
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$219.95
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Description

A worn or damaged piston directly compromises combustion efficiency, throttle response, and engine reliability—especially in high-demand 2-stroke applications. The Wiseco Piston Kit 605M06900 restores your YZ250's performance with forged aluminum construction and precision engineering, delivering the power and consistency you need for consistent lap times and trail performance. This complete kit includes rings, wrist pin, and circlips, so you get everything required for a straightforward installation.

  • Forged Aluminum Construction
    Lightweight, durable, high-strength material
  • Bore Diameter
    69.00 mm precision-engineered
  • 2-Stroke Engine Application
    Optimized combustion design
  • Complete Kit Contents
    Piston, rings, wrist pin, circlips
  • Vehicle Fitment
    Yamaha YZ250, WR250 (1988–1991)
  • Installation Type
    Requires engine disassembly
  • OEM Part Number
    605M06900
  • Performance Benefits
    Improved throttle response, combustion efficiency
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Specs

DISPLACEMENT:
246,8 CC
PRODUCT NAME:
PISTON
UNITS:
EACH
BORE SIZE METRIC:
69.00 MM
PISTON MATERIAL:
FORGED
RIDING STYLE:
OFF-ROAD
PISTON MATERIAL:
ALUMINUM ALLOY
STROKE LENGTH:
68,00 MM
STROKE LENGTH METRIC:
68.00 MM
BORE - OVERSIZE:
+1,00 MM
BORE - OVERSIZE METRIC:
+1.00 MM
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Fitment

Fitment for Wiseco Piston Kit Yamaha YZ250 1999-2024 66.40mm 804M06640

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