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- Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication
- Lightweight piston with a tight piston wall clearance for a quieter running engine
- Skirt coated for reduced friction and improved break in performance
- Ring land treatment for improved ring seal and oil control
- Double bridged forging design where noted
- Kit includes piston, rings, wrist pin and pin locks
- Double bridge forging. 3D crown. Two ring design. Kit Includes: • Piston #8957DB • Ring Set #RIK77.00D • Wrist Pin #WP070-SP • Retaining Clips #CW16
Brand
WOSSNER
Vendor Part Number
8957DB
Bore - Oversize
+0,01 mm
Bore - Oversize Metric
+0.01 mm
Bore Size
77,01 mm
Compression Ratio
14,0:1
Compression Ratio Imperial
14.0:1
Engine Type
4-Stroke
Model
Premium Series
Piston Material
Aluminum Alloy, Forged
Piston Size
76,97 mm
Piston Size Metric
76.97 mm
Product Name
Piston Kit
Stroke Length
53,60 mm
Style
Standard Size B
Units
Kit
Offroad 2024
WOSSNER
PSTN KT YAM YZ250F STD B
09106139 / 8957DB
194,05EUR*
*incl. 19% VAT
1
In Stock
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Product Information
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