Features:
- Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel
- Lightweight, strong, one piece forging with profiles that provide excellent flow characteristics
- Valve is infused by a special German process to a depth of .002, with a surface build up of .0002 which improves wear properties, reduces friction, and provides resistance to corrosion and wear that is superior to chrome and nickel electrolysis plating
- Each valve is designed using Finite Element Analysis (F.E.A) software, and profiles are tested on a computerized flow bench
- Stems are coated with black nitroneg
- Made in the USA
Fit the models:
| YAMAHA |
YFM 350 |
2004 |
| YAMAHA |
YFM 350 4X4 |
2012 |
| YAMAHA |
YFM 350 4X4 |
2013 |
| YAMAHA |
YFM 350 A 2x4 |
2004 |
| YAMAHA |
YFM 350 A 2x4 |
2006 |
| YAMAHA |
YFM 350 A 2x4 |
2005 |
| YAMAHA |
YFM 350 BA 2x4 |
2006 |
| YAMAHA |
YFM 350 BA 2x4 |
2005 |
| YAMAHA |
YFM 350 ER |
1988 |
| YAMAHA |
YFM 350 ER |
1987 |
| YAMAHA |
YFM 350 ER |
1989 |
| YAMAHA |
YFM 350 ER |
1990 |
| YAMAHA |
YFM 350 ER |
1992 |
| YAMAHA |
YFM 350 ER |
1991 |
| YAMAHA |
YFM 350 ER |
1994 |
| YAMAHA |
YFM 350 ER |
1995 |
| YAMAHA |
YFM 350 ER |
1993 |
| YAMAHA |
YFM 350 FA 4X4 |
2005 |
| YAMAHA |
YFM 350 FA 4X4 |
2006 |
| YAMAHA |
YFM 350 FA 4X4 |
2004 |
| YAMAHA |
YFM 350 FAH 4X4 |
2004 |
| YAMAHA |
YFM 350 FAH 4X4 |
2006 |
| YAMAHA |
YFM 350 FAH 4X4 |
2005 |
| YAMAHA |
YFM 350 FG 4X4 |
2013 |
| YAMAHA |
YFM 350 FG 4X4 |
2012 |
| YAMAHA |
YFM 350 FG 4X4 |
2011 |
| YAMAHA |
YFM 350 FG 4X4 |
2007 |
| YAMAHA |
YFM 350 FG 4X4 |
2010 |
| YAMAHA |
YFM 350 FG 4X4 |
2009 |
| YAMAHA |
YFM 350 FG 4X4 |
2008 |
| YAMAHA |
YFM 350 FGH 4X4 |
2013 |
| YAMAHA |
YFM 350 FGH 4X4 |
2012 |
| YAMAHA |
YFM 350 FGH 4X4 |
2011 |
| YAMAHA |
YFM 350 FGH 4X4 |
2009 |
| YAMAHA |
YFM 350 FGH 4X4 |
2010 |
| YAMAHA |
YFM 350 FGH 4X4 |
2008 |
| YAMAHA |
YFM 350 FGI 4X4 |
2010 |
| YAMAHA |
YFM 350 FGI 4X4 |
2008 |
| YAMAHA |
YFM 350 FGI 4X4 |
2011 |
| YAMAHA |
YFM 350 FGI 4X4 |
2007 |
| YAMAHA |
YFM 350 FGIH 4X4 |
2007 |
| YAMAHA |
YFM 350 FGIH 4X4 |
2011 |
| YAMAHA |
YFM 350 FGIH 4X4 |
2009 |
| YAMAHA |
YFM 350 FGIH 4X4 |
2008 |
| YAMAHA |
YFM 350 FGIH 4X4 |
2010 |
| YAMAHA |
YFM 350 FH 4X4 |
1999 |
| YAMAHA |
YFM 350 FW 4X4 |
1995 |
| YAMAHA |
YFM 350 FW 4X4 |
1996 |
| YAMAHA |
YFM 350 FW 4X4 |
1988 |
| YAMAHA |
YFM 350 FW 4X4 |
1989 |
| YAMAHA |
YFM 350 FW 4X4 |
1990 |
| YAMAHA |
YFM 350 FW 4X4 |
1993 |
| YAMAHA |
YFM 350 FW 4X4 |
1992 |
| YAMAHA |
YFM 350 FW 4X4 |
1991 |
| YAMAHA |
YFM 350 FW 4X4 |
1994 |
| YAMAHA |
YFM 350 FW 4X4 |
1987 |
| YAMAHA |
YFM 350 FW 4X4 |
1997 |
| YAMAHA |
YFM 350 FW MNH 4X4 |
1996 |
| YAMAHA |
YFM 350 FW MNH 4X4 |
1994 |
| YAMAHA |
YFM 350 FW MNH 4X4 |
1995 |
| YAMAHA |
YFM 350 FW MNH 4X4 |
1992 |
| YAMAHA |
YFM 350 FW MNH 4X4 |
1993 |
| YAMAHA |
YFM 350 FW MNH 4X4 |
1997 |
| YAMAHA |
YFM 350 FWA 4X4 |
2005 |
| YAMAHA |
YFM 350 FWA 4X4 |
2004 |
| YAMAHA |
YFM 350 FWA 4X4 |
2006 |
| YAMAHA |
YFM 350 FWB 4X4 |
1999 |
| YAMAHA |
YFM 350 FWB 4X4 |
1997 |
| YAMAHA |
YFM 350 FWB 4X4 |
1998 |
| YAMAHA |
YFM 350 FWB MNH 4X4 |
1997 |
| YAMAHA |
YFM 350 FWX 4X4 |
1999 |
| YAMAHA |
YFM 350 FX 4X4 |
2004 |
| YAMAHA |
YFM 350 FX 4X4 |
2005 |
| YAMAHA |
YFM 350 FX 4X4 |
2000 |
| YAMAHA |
YFM 350 FX 4X4 |
2001 |
| YAMAHA |
YFM 350 FX 4X4 |
2002 |
| YAMAHA |
YFM 350 FX 4X4 |
2003 |
| YAMAHA |
YFM 350 FX 4X4 |
1997 |
| YAMAHA |
YFM 350 FX 4X4 |
1996 |
| YAMAHA |
YFM 350 FX 4X4 |
1998 |
| YAMAHA |
YFM 350 FX 4X4 |
1999 |
| YAMAHA |
YFM 350 FX 4X4 |
1995 |
| YAMAHA |
YFM 350 FX MNH 4X4 |
1995 |
| YAMAHA |
YFM 350 FX MNH 4X4 |
1996 |
| YAMAHA |
YFM 350 FX MNH 4X4 |
1997 |
| YAMAHA |
YFM 350 G 2x4 |
2009 |
| YAMAHA |
YFM 350 G 2x4 |
2010 |
| YAMAHA |
YFM 350 G 2x4 |
2011 |
| YAMAHA |
YFM 350 G 2x4 |
2008 |
| YAMAHA |
YFM 350 G 2x4 |
2007 |
| YAMAHA |
YFM 350 R |
2012 |
| YAMAHA |
YFM 350 R |
2013 |
| YAMAHA |
YFM 350 R |
2005 |
| YAMAHA |
YFM 350 R |
2006 |
| YAMAHA |
YFM 350 R |
2010 |
| YAMAHA |
YFM 350 R |
2009 |
| YAMAHA |
YFM 350 R |
2008 |
| YAMAHA |
YFM 350 R |
2007 |
| YAMAHA |
YFM 350 R |
2011 |
| YAMAHA |
YFM 350 R SE |
2006 |
| YAMAHA |
YFM 350 R SE |
2007 |
| YAMAHA |
YFM 350 R SE |
2005 |
| YAMAHA |
YFM 350 R SE2 |
2007 |
| YAMAHA |
YFM 350 U 2x4 |
1997 |
| YAMAHA |
YFM 350 U 2x4 |
1998 |
| YAMAHA |
YFM 350 U 2x4 |
1996 |
| YAMAHA |
YFM 350 U 2x4 |
1999 |
| YAMAHA |
YFM 350 U MNH 2x4 |
1997 |
| YAMAHA |
YFM 350 U MNH 2x4 |
1996 |
| YAMAHA |
YFM 350 X |
1987 |
| YAMAHA |
YFM 350 X |
1988 |
| YAMAHA |
YFM 350 X |
2004 |
| YAMAHA |
YFM 350 X |
2001 |
| YAMAHA |
YFM 350 X |
2002 |
| YAMAHA |
YFM 350 X |
2003 |
| YAMAHA |
YFM 350 X |
2000 |
| YAMAHA |
YFM 350 X |
1999 |
| YAMAHA |
YFM 350 X |
1998 |
| YAMAHA |
YFM 350 X |
1989 |
| YAMAHA |
YFM 350 X |
1990 |
| YAMAHA |
YFM 350 X |
1992 |
| YAMAHA |
YFM 350 X |
1991 |
| YAMAHA |
YFM 350 X |
1997 |
| YAMAHA |
YFM 350 X |
1996 |
| YAMAHA |
YFM 350 X |
1995 |
| YAMAHA |
YFM 350 X |
1994 |
| YAMAHA |
YFM 350 X |
1993 |
| YAMAHA |
YFM 350 X 2x4 |
2009 |
| YAMAHA |
YFM 350 X 2x4 |
2008 |
| YAMAHA |
YFM 350 X 2x4 |
2007 |
| YAMAHA |
YFM 350 X 2x4 |
2006 |
| YAMAHA |
YFM 350 X 2x4 |
2005 |
| YAMAHA |
YFM 350 X MNH |
1991 |
| YAMAHA |
YFM 350 X MNH |
1992 |
| YAMAHA |
YFM 350 X MNH |
1997 |
| YAMAHA |
YFM 350 X MNH |
1993 |
| YAMAHA |
YFM 350 X MNH |
1994 |
| YAMAHA |
YFM 350 X MNH |
1995 |
| YAMAHA |
YFM 350 X MNH |
1996 |

Kibblewhite Precision Machining, Inc. (KPMI) is a U.S.-based manufacturer founded in 1939, specializing in high-performance valvetrain components for motorcycles and motorsports. Headquartered in Pacifica, California, KPMI is known for precision-engineered valves, springs, guides, and related parts, serving a global market including sportbikes, dirt bikes, and custom builds.
| Brand |
Model |
Year |
Name |
CC |
| YAMAHA |
YFM |
1987 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1988 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1989 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1990 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1991 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1992 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1993 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1994 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1995 |
Moto-4 |
350 |
| YAMAHA |
YFM |
1987 |
Big Bear |
350 |
| YAMAHA |
YFM |
1988 |
Big Bear |
350 |
| YAMAHA |
YFM |
1989 |
Big Bear |
350 |
| YAMAHA |
YFM |
1990 |
Big Bear |
350 |
| YAMAHA |
YFM |
1991 |
Big Bear |
350 |
| YAMAHA |
YFM |
1992 |
Big Bear |
350 |
| YAMAHA |
YFM |
1992 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1993 |
Big Bear |
350 |
| YAMAHA |
YFM |
1993 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1994 |
Big Bear |
350 |
| YAMAHA |
YFM |
1994 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1995 |
Big Bear |
350 |
| YAMAHA |
YFM |
1995 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1996 |
Big Bear |
350 |
| YAMAHA |
YFM |
1996 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1996 |
Big Bear |
350 |
| YAMAHA |
YFM |
1996 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1997 |
Big Bear |
350 |
| YAMAHA |
YFM |
1997 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1997 |
Big Bear |
350 |
| YAMAHA |
YFM |
1997 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1997 |
Big Bear |
350 |
| YAMAHA |
YFM |
1997 |
Big Bear Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1998 |
Big Bear |
350 |
| YAMAHA |
YFM |
1998 |
Big Bear |
350 |
| YAMAHA |
YFM |
1999 |
Big Bear |
350 |
| YAMAHA |
YFM |
1999 |
Big Bear Hunter |
350 |
| YAMAHA |
YFM |
1999 |
Big Bear |
350 |
| YAMAHA |
YFM |
1999 |
Big Bear |
350 |
| YAMAHA |
YFM |
2008 |
Grizzly |
350 |
| YAMAHA |
YFM |
2008 |
Grizzly Hunter |
350 |
| YAMAHA |
YFM |
2008 |
Grizzly IRS |
350 |
| YAMAHA |
YFM |
2008 |
Grizzly IRS Hunter |
350 |
| YAMAHA |
YFM |
2009 |
Grizzly |
350 |
| YAMAHA |
YFM |
2009 |
Grizzly |
350 |
| YAMAHA |
YFM |
2009 |
Grizzly Hunter |
350 |
| YAMAHA |
YFM |
2009 |
Grizzly IRS Hunter |
350 |
| YAMAHA |
YFM |
2010 |
Grizzly |
350 |
| YAMAHA |
YFM |
2010 |
Grizzly |
350 |
| YAMAHA |
YFM |
2010 |
Grizzly Hunter |
350 |
| YAMAHA |
YFM |
2010 |
Grizzly IRS |
350 |
| YAMAHA |
YFM |
2010 |
Grizzly IRS Hunter |
350 |
| YAMAHA |
YFM |
1987 |
Warrior |
350 |
| YAMAHA |
YFM |
1988 |
Warrior |
350 |
| YAMAHA |
YFM |
1989 |
Warrior |
350 |
| YAMAHA |
YFM |
1990 |
Warrior |
350 |
| YAMAHA |
YFM |
1991 |
Warrior |
350 |
| YAMAHA |
YFM |
1991 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1992 |
Warrior |
350 |
| YAMAHA |
YFM |
1992 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1993 |
Warrior |
350 |
| YAMAHA |
YFM |
1993 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1994 |
Warrior |
350 |
| YAMAHA |
YFM |
1994 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1995 |
Warrior |
350 |
| YAMAHA |
YFM |
1995 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1996 |
Warrior |
350 |
| YAMAHA |
YFM |
1996 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1997 |
Warrior |
350 |
| YAMAHA |
YFM |
1997 |
Warrior Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1998 |
Warrior |
350 |
| YAMAHA |
YFM |
1999 |
Warrior |
350 |
| YAMAHA |
YFM |
2000 |
Warrior |
350 |
| YAMAHA |
YFM |
2001 |
Warrior |
350 |
| YAMAHA |
YFM |
2002 |
Warrior |
350 |
| YAMAHA |
YFM |
2003 |
Warrior |
350 |
| YAMAHA |
YFM |
2004 |
Warrior |
350 |
| YAMAHA |
YFM |
1995 |
Wolverine |
350 |
| YAMAHA |
YFM |
1995 |
Wolverine Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1996 |
Wolverine |
350 |
| YAMAHA |
YFM |
1996 |
Wolverine Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1997 |
Wolverine |
350 |
| YAMAHA |
YFM |
1997 |
Wolverine Maine & New Hampshire |
350 |
| YAMAHA |
YFM |
1998 |
Wolverine |
350 |
| YAMAHA |
YFM |
1999 |
Wolverine |
350 |
| YAMAHA |
YFM |
2000 |
Wolverine |
350 |
| YAMAHA |
YFM |
2001 |
Wolverine |
350 |
| YAMAHA |
YFM |
2002 |
Wolverine |
350 |
| YAMAHA |
YFM |
2003 |
Wolverine |
350 |
| YAMAHA |
YFM |
2004 |
Wolverine |
350 |
| YAMAHA |
YFM |
2005 |
Wolverine |
350 |
| YAMAHA |
YFM |
2005 |
Wolverine Sport |
350 |
| YAMAHA |
YFM |
2006 |
Wolverine Sport |
350 |
| YAMAHA |
YFM |
2007 |
Wolverine Sport |
350 |
| YAMAHA |
YFM |
2008 |
Wolverine Sport |
350 |
| YAMAHA |
YFM |
2009 |
Wolverine Sport |
350 |
| YAMAHA |
YFM |
2004 |
Bruin |
350 |
| YAMAHA |
YFM |
2004 |
Bruin |
350 |
| YAMAHA |
YFM |
2004 |
Bruin Hardwood Camo |
350 |
| YAMAHA |
YFM |
2005 |
Bruin |
350 |
| YAMAHA |
YFM |
2005 |
Bruin |
350 |
| YAMAHA |
YFM |
2005 |
Bruin Hunter |
350 |
| YAMAHA |
YFM |
2006 |
Bruin |
350 |
| YAMAHA |
YFM |
2006 |
Bruin |
350 |
| YAMAHA |
YFM |
2006 |
Bruin Hunter |
350 |
| YAMAHA |
YFM |
2004 |
Raptor |
350 |
| YAMAHA |
YFM |
2005 |
Raptor |
350 |
| YAMAHA |
YFM |
2005 |
Raptor SE |
350 |
| YAMAHA |
YFM |
2006 |
Raptor |
350 |
| YAMAHA |
YFM |
2006 |
Raptor SE |
350 |
| YAMAHA |
YFM |
2007 |
Raptor |
350 |
| YAMAHA |
YFM |
2007 |
Raptor SE |
350 |
| YAMAHA |
YFM |
2007 |
Raptor SE2 |
350 |
| YAMAHA |
YFM |
2008 |
Raptor |
350 |
| YAMAHA |
YFM |
2009 |
Raptor |
350 |
| YAMAHA |
YFM |
2010 |
Raptor |
350 |
| YAMAHA |
YFM |
2008 |
Grizzly |
350 |
| YAMAHA |
YFM |
2007 |
Grizzly |
350 |
| YAMAHA |
YFM |
2007 |
Grizzly |
350 |
| YAMAHA |
YFM |
2007 |
Grizzly IRS Hunter |
350 |
| YAMAHA |
YFM |
2007 |
Grizzly IRS |
350 |
| YAMAHA |
YFM |
2011 |
Grizzly |
350 |
| YAMAHA |
YFM |
2011 |
Grizzly IRS |
350 |
| YAMAHA |
YFM |
2011 |
Grizzly |
350 |
| YAMAHA |
YFM |
2011 |
Grizzly Hunter |
350 |
| YAMAHA |
YFM |
2011 |
Grizzly IRS Hunter |
350 |
| YAMAHA |
YFM |
2011 |
Raptor |
350 |
| YAMAHA |
YFM |
2012 |
Raptor |
350 |
| YAMAHA |
YFM |
2012 |
Grizzly |
350 |
| YAMAHA |
YFM |
2012 |
Grizzly Hunter |
350 |
| YAMAHA |
YFM |
2012 |
Grizzly |
350 |
| YAMAHA |
YFM |
2012 |
|
350 |
| YAMAHA |
YFM |
2004 |
Bruin |
350 |
| YAMAHA |
YFM |
2005 |
Bruin |
350 |
| YAMAHA |
YFM |
2006 |
Bruin |
350 |
| YAMAHA |
YFM |
2004 |
Bruin |
350 |
| YAMAHA |
YFM |
2005 |
Bruin |
350 |
| YAMAHA |
YFM |
2006 |
Bruin |
350 |
| YAMAHA |
YFM |
2013 |
Grizzly |
350 |
| YAMAHA |
YFM |
2013 |
Grizzly Hunter |
350 |
| YAMAHA |
YFM |
2013 |
Raptor |
350 |
| YAMAHA |
YFM |
2013 |
Grizzly |
350 |
| YAMAHA |
YFM |
2013 |
|
350 |
| YAMAHA |
YFM |
2009 |
Grizzly IRS |
350 |