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Wiseco Piston 50mm Overbore Yamaha YZ125 2005-2025 647M05450

Part Number: 647M05450
WISECO
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SKU:
647M05450
MPN:
647M05450
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.50 LBS
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$154.95

Ships from Manufacture | Call to Order (231) 767-5055

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Description

Your YZ125's performance ceiling is limited by worn or stock pistons—and a quality replacement is the foundation of any serious build. The Wiseco 647M05450 delivers forged-aluminum durability and precision bore geometry that unlocks consistent power across the entire RPM band, whether you're pushing lap times or enjoying recreational trail riding. When you're running a 2-stroke, piston quality directly impacts throttle response, heat management, and engine longevity.

  • Material: Forged aluminum alloy
  • Bore Size: 54.50 mm (50mm overbore)
  • Application: Yamaha YZ125 (2005–2025)
  • Engine Type: 2-stroke
  • Kit Contents: Piston, rings, wrist pin, circlips
  • Weight: Lightweight design
  • Cooling: Enhanced heat dissipation
  • Installation: Bolt-on replacement
  • MPN: 647M05450
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Specs

PISTON MATERIAL:
ALUMINUM ALLOY
PISTON MATERIAL:
FORGED
PRODUCT NAME:
PISTON
UNITS:
EACH
BORE - OVERSIZE:
+0,50 MM
BORE SIZE METRIC:
54.50 MM
DISPLACEMENT:
124 CC
ENGINE TYPE:
2-STROKE
RIDING STYLE:
OFF-ROAD
BORE - OVERSIZE METRIC:
+0.50 MM
STROKE LENGTH:
54,50 MM
STROKE LENGTH METRIC:
54.50 MM
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Fitment

Fitment for Wiseco Piston 50mm Overbore Yamaha YZ125 2005-2025 647M05450

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