PISTON KIT 97.00 2014-2019 YAMAHA YZF450 NAMURA FX-40049-B FORGED
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Forged B size piston kit with 97.00 mm bore. Forged aluminium construction for high strength under thermal load. Hard-anodised crown to resist heat and reduce carbon build-up. MOS2 (molybdenum disulphide) skirt coating to lower friction and aid running-in. Precision CNC-machined crown for consistent combustion shape. Supplied complete with piston, rings, wrist pin and circlips. Bore size: 97.00 mm standard. Size grade: B. Typical piston diameter: approximately 96.96 mm. Piston type: Forged aluminium. Manufacturer reference: FX-40049-B. Kit quantity: One cylinder.
- SKU
- 56-W4963.B.NT.F
- Brand
- Namura Technologies
- Availability
- In Stock (8)
Fitments (28)
| Make | Model | Year |
|---|---|---|
| YAMAHA | WR 450F | 2016 |
| YAMAHA | WR 450F | 2017 |
| YAMAHA | WR 450F | 2018 |
| YAMAHA | WR 450F | 2019 |
| YAMAHA | WRF 450 | 2016 |
| YAMAHA | WRF 450 | 2017 |
| YAMAHA | WRF 450 | 2018 |
| YAMAHA | WRF 450 | 2019 |
| YAMAHA | YZ 450F | 2014 |
| YAMAHA | YZ 450F | 2015 |
| YAMAHA | YZ 450F | 2016 |
| YAMAHA | YZ 450F | 2017 |
| YAMAHA | YZ 450F | 2018 |
| YAMAHA | YZ 450F | 2019 |
| YAMAHA | YZ 450FX | 2016 |
| YAMAHA | YZ 450FX | 2017 |
| YAMAHA | YZ 450FX | 2018 |
| YAMAHA | YZ 450FX | 2019 |
| YAMAHA | YZF 450 | 2014 |
| YAMAHA | YZF 450 | 2015 |
| YAMAHA | YZF 450 | 2016 |
| YAMAHA | YZF 450 | 2017 |
| YAMAHA | YZF 450 | 2018 |
| YAMAHA | YZF 450 | 2019 |
| YAMAHA | YZF X 450 | 2016 |
| YAMAHA | YZF X 450 | 2017 |
| YAMAHA | YZF X 450 | 2018 |
| YAMAHA | YZF X 450 | 2019 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 97mm
- Variant Id
- 281080
FULL DESCRIPTION
Namura FX-40049-B Forged Piston Kit - 97.00mm Bore, Size B
This high-performance forged piston kit from Namura is engineered for the demanding conditions of modern four-stroke motocross. Designed as a direct replacement for a single cylinder, this kit ensures optimal performance and durability for your motorcycle's engine.
Key Features:
- Forged Aluminum Construction: Offers exceptional strength and resistance to thermal loads, providing reliability under high stress.
- Hard-Anodized Crown: The specially treated crown withstands extreme heat and minimizes carbon buildup, contributing to consistent power delivery and engine longevity.
- MOS2 Skirt Coating: A molybdenum disulfide coating on the piston skirt significantly reduces friction and aids in the crucial running-in process for smooth, efficient operation.
- Precision CNC Machining: The piston crown is precisely machined to create an optimized combustion shape, enhancing engine efficiency and power output.
- Complete Kit: This comprehensive kit includes everything needed for installation: the forged piston, a high-quality ring set, a robust wrist pin, and secure circlips.
Specifications:
- Bore Size: 97.00 mm (Standard)
- Size Grade: B
- Piston Type: Forged Aluminum
- Kit Contents: One piston, one ring set, one wrist pin, and two circlips for one cylinder.
- Manufacturer Part Number: FX-40049-B
QUESTIONS? JUST ASK
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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
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