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Wiseco Crankshaft Kit for 2003-2005 Yamaha YZ 450 F WPC139

Part Number: 09210112
WISECO
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SKU:
09210112
MPN:
WPC139
Condition:
New
Availability:
Ships Same Business Day
Weight:
11.78 LBS
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$624.95

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

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Description

A crankshaft is the backbone of any high-performance engine rebuild, and the Wiseco WPC139 is engineered for the demands of serious YZ450F riders. This complete bottom-end kit arrives factory-assembled and precision-trued to OEM specifications, eliminating guesswork and ensuring your engine delivers consistent power and reliability from the first start. Whether you're rebuilding after a season of aggressive riding or upgrading to maximize performance, this kit delivers the durability and precision you need to stay competitive.

  • Fits: 2003–2005 Yamaha YZ450F
  • Complete kit included: crankshaft, top-end bearing, main bearings, bottom-end gasket set
  • Double-forged connecting rods
  • Shot-peened surfaces
  • Caged needle roller bearings
  • High-RPM rated design
  • Precision oiling slots
  • Double-drilled small ends
  • Factory-assembled and trued
  • OEM-specification tolerances
  • Enhanced lubrication and cooling
  • Installation: Professional fabrication recommended
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Specs

RIDING STYLE:
OFF-ROAD
TYPE:
BOTTOM END
UNITS:
KIT
FEATURES:
INCLUDES BEARING AND GASKET
MATERIAL:
STEEL
STROKE LENGTH METRIC:
63.40 MM
PRODUCT NAME:
CRANKSHAFT ASSEMBLY
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Fitment for Wiseco Crankshaft Kit for 2003-2005 Yamaha YZ 450 F WPC139

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