- Forged 4-stroke piston is designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength
- Dedicated forgings allow for optimized strength-to-weight ratio
- Ideal for multiple purpose riding
- Kit includes piston, wrist pin, rings and circlips
- Stroke Length:59,60 mm
- Piston Diameter:85,95 mm
- Compression Ratio:9.0:1
- Displacement:346 cc
- Piston Material:Forged 2618 Aluminum
- Kit Includes: • 1x Piston • 1x Ring Set #3386XC • 1x Wrist Pin #S475 • 1x Circlip Set #W19
Fit the models:
| YAMAHA |
TT 350 |
1985 |
| YAMAHA |
TT 350 |
1986 |
| YAMAHA |
TT 350 |
1987 |
| YAMAHA |
TT 350 |
1989 |
| YAMAHA |
TT 350 |
1988 |
| YAMAHA |
XT 350 |
1988 |
| YAMAHA |
XT 350 |
1987 |
| YAMAHA |
XT 350 |
1996 |
| YAMAHA |
XT 350 |
1995 |
| YAMAHA |
XT 350 |
1994 |
| YAMAHA |
XT 350 |
1993 |
| YAMAHA |
XT 350 |
1992 |
| YAMAHA |
XT 350 |
1991 |
| YAMAHA |
XT 350 |
1990 |
| YAMAHA |
XT 350 |
1989 |
| YAMAHA |
XT 350 |
1997 |
| YAMAHA |
XT 350 |
1998 |
| YAMAHA |
XT 350 |
1999 |
| YAMAHA |
XT 350 |
2000 |
| YAMAHA |
XT 350 |
1986 |
| YAMAHA |
XT 350 |
1985 |

Since 1940, Wiseco has manufactured forged pistons of outstanding quality for motorcycles, motocross bikes, snowmobiles, and 4-wheeler's. After almost 70 years in the industry, Wiseco has become synonymous with high-quality products that exceed the customer's requirements.
| Brand |
Model |
Year |
Name |
CC |
| YAMAHA |
TT |
1985 |
|
350 |
| YAMAHA |
TT |
1986 |
|
350 |
| YAMAHA |
TT |
1987 |
|
350 |
| YAMAHA |
TT |
1985 |
|
350 |
| YAMAHA |
TT |
1986 |
|
350 |
| YAMAHA |
TT |
1987 |
|
350 |
| YAMAHA |
TT |
1988 |
|
350 |
| YAMAHA |
TT |
1989 |
|
350 |
| YAMAHA |
XT |
1985 |
|
350 |
| YAMAHA |
XT |
1986 |
|
350 |
| YAMAHA |
XT |
1987 |
|
350 |
| YAMAHA |
XT |
1988 |
|
350 |
| YAMAHA |
XT |
1989 |
|
350 |
| YAMAHA |
XT |
1990 |
|
350 |
| YAMAHA |
XT |
1991 |
|
350 |
| YAMAHA |
XT |
1992 |
|
350 |
| YAMAHA |
XT |
1993 |
|
350 |
| YAMAHA |
XT |
1994 |
|
350 |
| YAMAHA |
XT |
1995 |
|
350 |
| YAMAHA |
XT |
1985 |
|
350 |
| YAMAHA |
XT |
1986 |
|
350 |
| YAMAHA |
XT |
1987 |
|
350 |
| YAMAHA |
XT |
1988 |
|
350 |
| YAMAHA |
XT |
1989 |
|
350 |
| YAMAHA |
XT |
1990 |
|
350 |
| YAMAHA |
XT |
1991 |
|
350 |
| YAMAHA |
XT |
1992 |
|
350 |
| YAMAHA |
XT |
1993 |
|
350 |
| YAMAHA |
XT |
1994 |
|
350 |
| YAMAHA |
XT |
1995 |
|
350 |
| YAMAHA |
XT |
1996 |
|
350 |
| YAMAHA |
XT |
1997 |
|
350 |
| YAMAHA |
XT |
1998 |
|
350 |
| YAMAHA |
XT |
1999 |
|
350 |
| YAMAHA |
XT |
2000 |
|
350 |