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Wiseco Crankshaft Kit

(1 review)

Item: 384233-436805

$447.09

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Description Fitment Reviews Q&A

Wiseco Crankshaft Kit

  • Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job
  • Only one part number to stock and order
  • Crankshafts are factory assembled and precision trued to OE specifications
  • Double-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flow
  • Shot-peening eliminates residual stresses and smoothly blends the rod forging surfaces
  • Corrosion-resistant surface treatment
  • Top and bottom end rod bores case hardened to 58-62 RC to optimize bearing running surface
  • Crank pin bearing radial running clearance is optimized to ensure maximum performance
  • Precision honing ensures ultra round bearing surface
  • Precision engineered oiling slots maximize rod strength and bearing life
  • Double-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the piston
  • Silver-coated bronze phosphor thrust washers, with dimpled design to increase oil retention and reduce friction between rod and washer interface
  • Crank pin bearings are manufactured from the highest quality hot rolled steel; case-hardened to 58-62 RC
  • Caged needle roller bearings provide the highest possible rpm
  • Precision machined crank webs
Specification Details
Country of Origin USA

Vehicle Fitment

Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

Honda
  • TRX400EX FourTrax 400EX 1999
  • TRX400EX Sportrax 400EX 2000-2004

Customer Reviews

Wiseco bottom end kit

By   on  Verified Purchaser

Great kit, I installed this on my son's Yz 125. Comes with everything you need to complete the job, other than yamabond 4 sealant. Comes with bearings, seals, and all gaskets for the bottom end of the engine.

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