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Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
Top End Repair Kit
  • SKU: 185-100041-51s
  • Availability: in stock Many in stock Out of stock You can purchase this product but it's out of stock

Top End Repair Kit

$75.63 $111.95
Shipping calculated at checkout.
[{"make":"Honda","model":"CR125R","years":[1992,1993,1994,1995,1996,1997,1998,1999]}]
DESCRIPTION

Namura Top End Repair Kit

Complete top-end rebuild in one kit. The Namura Top End Repair Kit includes piston, rings, wrist pin, clips, top end bearing, and a full gasket kit — everything needed to restore performance and reliability.

Key Features

  • MOS2 (Teflon/Molybdenum) Coated Skirts: Rolled-on coating bonds 10× stronger than spray applications for improved heat transfer, reduced friction, and resistance to cold seizure.
  • Machined Smooth Heads: Reflect combustion heat and minimize carbon buildup, protecting the piston crown. Can increase horsepower and fuel economy by up to 6% in some tests.
  • Anodized Domes: Enhanced heat resistance and durability — anodized pistons are up to 75% stronger than non-anodized equivalents.
  • Hypereutectic Casting: Higher silicon content delivers reduced thermal expansion, greater wear resistance, and improved tolerance to high cylinder temperatures.

Benefits

Optimize engine life and efficiency with precision components engineered for performance and long-term durability. Ideal for OEM replacement or high-mileage restorations, this kit simplifies installation while delivering measurable gains in wear resistance and combustion stability.

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