2Bros Parts

CRANKSHAFT BOTTOM KIT 90-02 CR125, WISECO WPC116A HONDA MX

$429.72

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Delivery to United States 5–8 business days

Out of Stock

Wiseco Crankshaft Bottom Kit with Bearings and Gaskets for Honda CR125R 1990-2002. This precision-engineered crankshaft assembly is factory-assembled and trued to OEM specifications. It features double-forged connecting rods, shot-peening, corrosion-resistant surface treatment, case-hardened rod bores, precision honing, engineered oiling slots, double-drilled small ends, silver-coated bronze phosphor thrust washers, high-quality hot-rolled steel crank pin bearings, caged needle roller bearings, and precision-machined crank webs. Included are the crankshaft assembly, one top-end bearing, premium main bearings, and a complete bottom-end gasket set with all necessary seals and gaskets. Part Number: 56-233.WI.A.CBK.

Specifications
SKU
56-233.WI.A.CBK
Brand
Wiseco
Availability
Out of Stock

Fitments (36)

MakeModelYear
HONDACR 1251990
HONDACR 1251991
HONDACR 1251992
HONDACR 1251993
HONDACR 1251994
HONDACR 1251995
HONDACR 1251996
HONDACR 1251997
HONDACR 1251998
HONDACR 1251999
HONDACR 1252000
HONDACR 1252001
HONDACR 1252002
HONDACR 1252003
HONDACR 1252004
HONDACR 1252005
HONDACR 1252006
HONDACR 1252007
HONDACR 125R1990
HONDACR 125R1991
HONDACR 125R1992
HONDACR 125R1993
HONDACR 125R1994
HONDACR 125R1995
HONDACR 125R1996
HONDACR 125R1997
HONDACR 125R1998
HONDACR 125R1999
HONDACR 125R2000
HONDACR 125R2001
HONDACR 125R2002
HONDACR 125R2003
HONDACR 125R2004
HONDACR 125R2005
HONDACR 125R2006
HONDACR 125R2007
General Product Group
Crankshafts & Parts
General Product Type
Crankshaft Bottom End Kits
Variant Id
250340
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wiseco Crankshaft Bottom Kit for Honda CR125R (1990-2002)

This comprehensive Wiseco Crankshaft Bottom Kit is engineered for peak performance and durability for your Honda CR125R. Each kit is factory assembled and precision-trued to OEM specifications, ensuring a perfect fit and optimal engine operation. Designed to withstand the rigors of motocross and demanding riding conditions, this kit provides a robust foundation for your engine's power delivery.

Key Features:

  • Precision Trued & Factory Assembled: Ensures optimal balance and smooth operation right out of the box.
  • Double-Forged Connecting Rods: Enhanced grain flow and superior dimensional consistency for increased strength.
  • Shot-Peening Process: Eliminates residual stresses and strengthens rod surfaces for improved fatigue life.
  • Corrosion-Resistant Surface Treatment: Protects against environmental damage for long-lasting performance.
  • Case-Hardened Rod Bores: Hardened to 58-62 RC for optimized bearing running surfaces and extended durability.
  • Performance Crank Pin Bearings: Designed with specific radial clearance for maximum performance output.
  • Precision Honing: Achieves ultra-round bearing surfaces for smoother operation and reduced wear.
  • Engineered Oiling Slots: Strategically placed slots enhance rod strength and bearing longevity by ensuring proper lubrication.
  • Double-Drilled Small Ends: Provide enhanced lubrication and cooling for the piston pin, crucial for high-performance engines.
  • Silver-Coated Bronze Thrust Washers: Dimpled design retains oil and reduces friction for smoother operation.
  • High-Quality Steel Crank Pin Bearings: Case-hardened to 58-62 RC for superior strength and wear resistance.
  • Caged Needle Roller Bearings: Designed to handle high RPMs, ensuring reliability during aggressive riding.
  • Precision-Machined Crank Webs: Contribute to a reliable, well-balanced, and efficient crankshaft assembly.

Included Components:

  • One (1) Crankshaft Assembly
  • One (1) Top-End Bearing
  • Premium Main Bearings
  • Complete Bottom-End Gasket Set (includes all necessary seals and gaskets)
Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

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Out of stock