PISTON KIT 97.00 2014-2019 YAMAHA YZ450F NAMURA FX-40049 FORGED
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Forged aluminium piston kit with a standard bore replacement size of 96.95 mm (nominal 97.00 mm) and a 12.5:1 compression ratio. Features hard-anodised dome for increased heat resistance and reduced carbon build-up, a machined smooth crown to reflect combustion heat and minimise deposits, and MOS2 (Teflon/Molybdenum) coated skirts to reduce friction and aid break-in. The 100% CNC-machined dome ensures precise geometry. Kit includes piston, piston ring set, wrist pin, and circlips. Available sizes include Standard (FX-40049), +0.01 mm (FX-40049-B), and +0.02 mm (FX-40049-C). Manufactured by Namura Technologies.
- SKU
- 56-W4963.A.NT.F
- Brand
- Namura Technologies
- Availability
- In Stock (10)
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
- 281079
FULL DESCRIPTION
Namura FX-40049 Forged Piston Kit
This Namura Piston Kit is engineered as a direct standard bore replacement, featuring a nominal diameter of 97.00 mm with an actual measurement of 96.95 mm. It is designed for optimal performance with a 12.5:1 compression ratio. The kit incorporates advanced surface treatments to effectively manage heat and reduce friction, ensuring enhanced durability and operational efficiency. Each kit is supplied complete with essential components, including high-quality piston rings, a precision wrist pin, and secure circlips.
Key Features:
- Forged Aluminium Construction: Provides superior strength and longevity.
- Hard-Anodised Dome: Enhances heat resistance and minimizes carbon deposit formation for cleaner combustion.
- Machined Smooth Crown: Designed to reflect combustion heat and reduce residue build-up.
- MOS2 (Teflon/Molybdenum) Coated Skirts: Significantly reduces friction and assists in a smoother engine break-in period.
- 100% CNC-Machined Dome: Ensures precise geometry and optimal combustion chamber shape.
- Complete Kit: Includes the piston, a full set of piston rings, the wrist pin, and circlips for a straightforward installation.
Specifications:
- Bore Size: 96.95 mm (Standard Bore; Nominal 97.00 mm)
- Compression Ratio: 12.5:1
- Piston Type: Forged
- Available Sizes: Standard (FX-40049), +0.01 mm (FX-40049-B), +0.02 mm (FX-40049-C)
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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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.
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