Fits:
Yamaha YFM 400 Kodiak (2000-2006)
Yamaha YFM 400 Grizzly (2007-2008)
Yamaha YFM 450 Grizzly (2007-2010)

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 |
YFM |
2007 |
Grizzly |
400 |
| YAMAHA |
YFM |
2007 |
Grizzly Hunter |
400 |
| YAMAHA |
YFM |
2008 |
Grizzly |
400 |
| YAMAHA |
YFM |
2008 |
Grizzly Hunter |
400 |
| YAMAHA |
YFM |
2000 |
Kodiak |
400 |
| YAMAHA |
YFM |
2000 |
Kodiak |
400 |
| YAMAHA |
YFM |
2000 |
Kodiak Hunter |
400 |
| YAMAHA |
YFM |
2001 |
Kodiak |
400 |
| YAMAHA |
YFM |
2001 |
Kodiak Hunter |
400 |
| YAMAHA |
YFM |
2002 |
Kodiak |
400 |
| YAMAHA |
YFM |
2002 |
Kodiak Hunter |
400 |
| YAMAHA |
YFM |
2003 |
Kodiak |
400 |
| YAMAHA |
YFM |
2003 |
Kodiak |
400 |
| YAMAHA |
YFM |
2003 |
Kodiak Hardwoods Camo |
400 |
| YAMAHA |
YFM |
2004 |
Kodiak |
400 |
| YAMAHA |
YFM |
2004 |
Kodiak |
400 |
| YAMAHA |
YFM |
2004 |
Kodiak Hunter |
400 |
| YAMAHA |
YFM |
2005 |
Kodiak Hunter |
400 |
| YAMAHA |
YFM |
2000 |
Big Bear |
400 |
| YAMAHA |
YFM |
2000 |
Big Bear |
400 |
| YAMAHA |
YFM |
2000 |
Big Bear Buckmaster |
400 |
| YAMAHA |
YFM |
2001 |
Big Bear |
400 |
| YAMAHA |
YFM |
2001 |
Big Bear Realtree |
400 |
| YAMAHA |
YFM |
2001 |
Big Bear |
400 |
| YAMAHA |
YFM |
2001 |
Big Bear Realtree X-Tra |
400 |
| YAMAHA |
YFM |
2002 |
Big Bear |
400 |
| YAMAHA |
YFM |
2002 |
Big Bear Realtree |
400 |
| YAMAHA |
YFM |
2002 |
Big Bear |
400 |
| YAMAHA |
YFM |
2002 |
Big Bear Realtree X-Tra |
400 |
| YAMAHA |
YFM |
2003 |
Big Bear |
400 |
| YAMAHA |
YFM |
2003 |
Big Bear |
400 |
| YAMAHA |
YFM |
2003 |
Big Bear |
400 |
| YAMAHA |
YFM |
2004 |
Big Bear |
400 |
| YAMAHA |
YFM |
2004 |
Big Bear |
400 |
| YAMAHA |
YFM |
2005 |
Big Bear |
400 |
| YAMAHA |
YFM |
2006 |
Big Bear |
400 |
| YAMAHA |
YFM |
2007 |
Big Bear IRS |
400 |
| YAMAHA |
YFM |
2007 |
Big Bear IRS Hunter |
400 |
| YAMAHA |
YFM |
2007 |
Big Bear IRS Exploring Edition |
400 |
| YAMAHA |
YFM |
2008 |
Big Bear IRS |
400 |
| YAMAHA |
YFM |
2008 |
Big Bear IRS Hunter |
400 |
| YAMAHA |
YFM |
2007 |
Wolverine Sport |
450 |
| YAMAHA |
YFM |
2007 |
Wolverine Sport SE |
450 |
| YAMAHA |
YFM |
2008 |
Wolverine Sport |
450 |
| YAMAHA |
YFM |
2008 |
Wolverine Sport SE |
450 |
| YAMAHA |
YFM |
2009 |
Wolverine Sport |
450 |
| YAMAHA |
YFM |
2010 |
Wolverine Sport |
450 |
| YAMAHA |
YFM |
2007 |
Grizzly |
450 |
| YAMAHA |
YFM |
2007 |
Grizzly Hunter |
450 |
| YAMAHA |
YFM |
2007 |
Grizzly Outdoorsman Edition |
450 |
| YAMAHA |
YFM |
2007 |
Grizzly Silver Edition |
450 |
| YAMAHA |
YFM |
2008 |
Grizzly |
450 |
| YAMAHA |
YFM |
2008 |
Grizzly Hunter |
450 |
| YAMAHA |
YFM |
2008 |
Grizzly Special Edition |
450 |
| YAMAHA |
YFM |
2009 |
Grizzly |
450 |
| YAMAHA |
YFM |
2009 |
Grizzly Hunter |
450 |
| YAMAHA |
YFM |
2010 |
Grizzly |
450 |
| YAMAHA |
YFM |
2010 |
Grizzly Hunter |
450 |
| YAMAHA |
YFM |
2006 |
Kodiak Hunter |
400 |
| YAMAHA |
YFM |
2006 |
Kodiak |
400 |
| YAMAHA |
YFM |
2005 |
Kodiak |
400 |
| YAMAHA |
YFM |
2001 |
Kodiak |
400 |
| YAMAHA |
YFM |
2003 |
Big Bear |
400 |
| YAMAHA |
YFM |
2004 |
Big Bear |
400 |
| YAMAHA |
YFM |
2002 |
Big Bear Pro |
400 |
| YAMAHA |
YFM |
2003 |
Big Bear Pro |
400 |
| YAMAHA |
YFM |
2004 |
Big Bear Pro |
400 |