Features:
- Pistons come without gasket kit
Specifications:
- Product Name: Piston
- Piston Material: Forged / Aluminum Alloy
- Bore Size: 83.50 mm
- Bore - Oversize: +0,50 mm / +0.50 mm
- Displacement: 349 cc
- Stroke Length: 64.50 mm
- Compression Ratio: 12.0:1
- Engine Type: 4-Stroke
- Units: Each
- Riding Style: Street / ATV
Fitment:
| Year | Make | Model |
| 1987 | Yamaha | YFM 350 X Warrior |
| 1988 | Yamaha | YFM 350 X Warrior |
| 1989 | Yamaha | YFM 350 X Warrior |
| 1990 | Yamaha | YFM 350 X Warrior |
| 1991 | Yamaha | YFM 350 X Warrior |
| 1992 | Yamaha | YFM 350 X Warrior |
| 1993 | Yamaha | YFM 350 X Warrior |
| 1994 | Yamaha | YFM 350 X Warrior |
| 1995 | Yamaha | YFM 350 X Warrior |
| 1996 | Yamaha | YFM 350 X Warrior |
| 1997 | Yamaha | YFM 350 X Warrior |
| 1998 | Yamaha | YFM 350 X Warrior |
| 1999 | Yamaha | YFM 350 X Warrior |
| 2000 | Yamaha | YFM 350 X Warrior |
| 2001 | Yamaha | YFM 350 X Warrior |
| 2002 | Yamaha | YFM 350 X Warrior |
| 2003 | Yamaha | YFM 350 X Warrior |
| 2004 | Yamaha | YFM 350 X Warrior |
- Availability:
- STG Part Number:
- W|2457-40123M08350|8
- Manufacturer's Part Number:
- 8