Fits:
Yamaha YFM 250 Bruin 2005-2006
Yamaha YFM 250 Big Bear 2007-2009
Yamaha YFB 250 Timberwolf 1992-2000

N. amura Technologies offers a wide variety of pistons, rings, gaskets, connecting rods and bearings for today's PWC, MX, ATV, UTV and Off-Road riders.
| Brand |
Model |
Year |
Name |
CC |
| YAMAHA |
YFB |
1992 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1992 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1993 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1993 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1994 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1995 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1996 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1996 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1997 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1997 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1998 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1994 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1994 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1995 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1995 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1996 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1996 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1997 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1997 |
Timberwolf Maine & New Hampshire |
250 |
| YAMAHA |
YFB |
1998 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1999 |
Timberwolf |
250 |
| YAMAHA |
YFB |
2000 |
Timberwolf |
250 |
| YAMAHA |
YFM |
2005 |
Bruin |
250 |
| YAMAHA |
YFM |
2006 |
Bruin |
250 |
| YAMAHA |
YFM |
2007 |
Big Bear |
250 |
| YAMAHA |
YFM |
2008 |
Big Bear |
250 |
| YAMAHA |
YFM |
2009 |
Big Bear |
250 |
| YAMAHA |
YFM |
2008 |
Raptor |
250 |
| YAMAHA |
YFM |
2008 |
Raptor Special Edition |
250 |
| YAMAHA |
YFM |
2008 |
Raptor Special Edition 2 |
250 |
| YAMAHA |
YFM |
2009 |
Raptor |
250 |
| YAMAHA |
YFM |
2009 |
Raptor Special Edition |
250 |
| YAMAHA |
YFM |
2009 |
Raptor Special Edition 2 |
250 |
| YAMAHA |
YFB |
1996 |
Timberwolf |
250 |
| YAMAHA |
YFB |
1996 |
Timberwolf Maine & New Hampshire |
250 |