PISTON KIT 77.00 2001-2004 YAMAHA YZF250 NAMURA FORGED FX-40032-C
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
Forged "C" size piston kit in the standard 77.00 mm bore. Engineered for durability and dimensional accuracy as a direct replacement component for routine rebuilds. Supplied for one cylinder and includes all required matching components. Features a forged aluminium piston for high strength under thermal load, a hard-anodised crown to improve heat resistance and reduce carbon build-up, and a molybdenum disulphide (MOS2) skirt coating to reduce friction and aid 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: "C". Piston type: Forged aluminium. Kit quantity: One cylinder (piston, rings, wrist pin, circlips). Approximate weight: 0.321 kg.
- SKU
- 56-W022+00C.NF
- Brand
- Namura Technologies
- Availability
- In Stock (10)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- Variant Id
- 254287
FULL DESCRIPTION
Namura Forged Piston Kit 77.00mm - Size C
This high-quality forged aluminum piston kit is engineered for durability and dimensional accuracy, serving as a direct replacement component for routine engine rebuilds. Designed for optimal performance under thermal load, it ensures reliable operation for a single cylinder.
Key Features:
- Forged Aluminum Piston: Offers superior strength, especially under high thermal loads encountered during engine operation.
- Hard-Anodised Crown: Enhances heat resistance and helps to minimize carbon build-up on the piston crown for improved longevity and performance.
- Molybdenum Disulphide (MOS2) Skirt Coating: Reduces friction between the piston and cylinder wall, aiding in the critical running-in process and extending engine life.
- Precision CNC-Machined Crown: Ensures a consistent and accurate combustion chamber shape for efficient power delivery.
- Complete Kit: Supplied with all necessary matching components for a single cylinder, including the piston, ring set, wrist pin, and circlips.
Specifications:
- Bore Size: 77.00 mm (Standard Bore)
- Size Grade: "C"
- Piston Type: Forged Aluminum
- Kit Includes: Piston, Ring Set, Wrist Pin, Circlips (for one cylinder)
- Approximate Weight: 0.321 kg
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Call or email us with your make, model and year and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. 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.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.