2Bros Parts

PISTON KIT 77.00 2001-2004 YAMAHA YZF250 NAMURA FORGED FX-40032-B

$147.75

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Delivery to United States 5–8 business days

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Forged B size piston kit in standard 77.00 mm bore with a hard-anodised crown and MOS2 low-friction skirt coating. Supplied complete for one cylinder as a precise replacement component for routine rebuilds. Features a forged aluminium piston for strength under sustained thermal load. Hard-anodised crown resists heat and reduces carbon build-up. Molybdenum disulphide MOS2 skirt coating reduces friction and aids running-in. Precision CNC-machined crown for consistent combustion shape. Supplied with piston, ring set, wrist pin, and circlips. Bore size 77.00 mm standard. Size grade B. Piston type forged aluminium. Kit quantity one cylinder piston rings wrist pin two circlips. Manufacturer reference FX-40032-B. Approximate weight 0.346 kg.

Specifications
SKU
56-W022+00B.NF
Brand
Namura Technologies
Availability
In Stock (9)
General Product Group
Engine
General Product Type
Pistons & Kits
Variant Id
254285
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Namura Forged Piston Kit - 77.00mm B Size

This high-performance forged piston kit is designed as a direct replacement for routine engine rebuilds. Engineered for strength and durability, it features advanced coatings to enhance performance and longevity.

Key Features:

  • Forged Aluminium Construction: Provides superior strength to withstand high temperatures and sustained loads.
  • Hard-Anodised Crown: This coating resists extreme heat and helps to minimize carbon deposit buildup, improving combustion efficiency.
  • MOS2 Low-Friction Skirt Coating: The molybdenum disulfide coating reduces friction, aids in the running-in process, and contributes to a smoother operation.
  • Precision CNC Machining: The piston crown is precisely machined to maintain a consistent combustion shape for optimal power delivery.
  • Complete Kit: Supplied with everything needed for one cylinder, including the piston, a full ring set, wrist pin, and circlips.

Specifications:

  • Bore Size: 77.00 mm (Standard)
  • Size Grade: B
  • Piston Type: Forged Aluminium
  • Kit Includes: Piston, ring set, wrist pin, and two circlips.
  • Manufacturer Part Number: FX-40032-B
  • Approximate Weight: 0.346 kg
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