Namura NW-40000 Piston Kit 81.00mm for Yamaha
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The Namura NW-40000 Piston Kit 81.00mm is an application-specific engine component for Yamaha 700 FX1/700 WAVE RUNNER III. It is designed for the verified year, make and model combinations listed below.
Key Features
- Includes piston, rings, wrist pin and circlips for the listed application
- MOS2-coated skirt helps reduce friction, while the machined crown and anodized dome support heat resistance
- Confirm bore size and oversize specification in the fitment notes before ordering
- Fitment detail: Piston diameter: 81.00 mm
Manufacturer: Namura
Part Number: NW-40000
Vehicle Fitment
| Year | Make | Model | Fitment Notes |
|---|---|---|---|
| 1994-1995 | Yamaha | 700 FX1 | Piston diameter: 81.00 mm |
| 1993-1997 | Yamaha | 700 WAVE RUNNER III | Piston diameter: 81.00 mm |
| 1993-1994 | Yamaha | 700 WAVE RUNNER PRO VXR | Piston diameter: 81.00 mm |
| 1994-1998 | Yamaha | 700 WAVE Raider | Piston diameter: 81.00 mm |
| 1996-1998 | Yamaha | Exciter 220 | Piston diameter: 81.00 mm |
| 1995-1997 | Yamaha | RA1100 WaveRaider 1100 | Piston diameter: 81.00 mm |
| 1994-2020 | Yamaha | Super JET 700 | Piston diameter: 81.00 mm |
| 1993-1996 | Yamaha | WAVE Blaster 700 | Piston diameter: 81.00 mm |
| 1996-1997 | Yamaha | WVT1100 WaveVenture 1100 | Piston diameter: 81.00 mm |
| 1995-2004 | Yamaha | WVT700 WaveVenture 700 | Piston diameter: 81.00 mm |
| 1994-1995 | Yamaha | Wave Raider 700 | Piston diameter: 81.00 mm |
| 1995 | Yamaha | Wave Raider Deluxe 700 | Piston diameter: 81.00 mm |
| 1999-2004 | Yamaha | XL700 WaveRunner XL700 | Piston diameter: 81.00 mm |
Fitment note: Match the year, make, model and any listed specifications to your machine before ordering. Professional installation is recommended for internal engine components.
Shipping & Returns
- Most orders process within 1 business day.
- 30-day returns on new, unused items.
Once your Steel Steeds gear leaves our warehouse, it typically arrives at your doorstep within 2–4 business days, unless otherwise noted. We partner with trusted shipping carriers to ensure your off-road essentials get to you fast and hassle-free. So gear up with confidence—your next big adventure is just around the corner!
Changed your mind? No problem. Most new, unused, and uninstalled items can be returned within 30 days of delivery.
We do not charge a standard restocking fee. Customers are responsible for return shipping unless the item arrived damaged, defective, or incorrect.
Items must be returned in original packaging and in resalable condition.
We are committed to providing quality products and stand behind our items with a warranty. Exact coverage may vary, so please refer to our warranty page for more details!
