Buell
ALL NON EFI Buell ALL NON EFI Any 22MM valve can be used with A1603C A1603C

Harley-Davidson
PRE 1975 Harley-Davidson ALL 1211 / 4211 / 6211 / 6291 Not Required
1975 Up Harley-Davidson ALL 1311 / 4311 / 6311 Included
1975 Up Harley-Davidson DYNA Any 1000 OR 6000 Series valve with 22MM NUT Included
1975 Up Harley-Davidson FLH Any 1000 OR 6000 Series valve with 22MM NUT Included
1975 Up Harley-Davidson SOFTAIL Any 4000 OR 6000 Series valve with 22MM NUT Included
1975-1994 Harley-Davidson XL 4311-AH or 4311-CH Included
1995-2006 Harley-Davidson XL 6391-AH or 6391-CH Included
All Harley-Davidson XR750 4210-AH and 2210-AH Not Required

Honda
1975 Honda CB400 4111-AH A2000C
1975 Honda CB550 6111-AH A2000C
1979 Honda CB750F 6111-AH A2003C
1983 Honda CB1100F 6111-AH A2000C
All Honda CB900 Custom 4111-AH A2003C or A2000C
All Honda CBR600 F2/F3/F4 3311-D-AH or 3311-D-CH Included
1993-1999 Honda CBR900RR 3311-D-AH or 3311-D-CH Included
1979-1981 Honda CBX 6111-AH A2003C
1982 Honda CBX 6111-AH A2000C
1994 Up Honda VF750 Magna 4321-CH Included
1984 Honda VF750S Sabre 6111-AH A2000C
1985 Honda Shadow 6111-AH A2003C
1995-1997 Honda Shadow Ace 6381-CH Included
1998-UP Honda Shadow Aero 6381-CH Included
All Honda Spirit 6391-CH Included
All Honda Valkyrie 1311-CH Included
1987-1997 Honda VT1100 Shadow 4111-CH3 Included
2004-2007 Honda VTX1300C 4321-CH except FI models Included
2005-2007 Honda VTX1300R 4321-CH except FI models Included
2005-2006 Honda VTX1300F 4321-CH except FI models Included
1999-2006 Honda ATV TRX400EX & 450R 4220-AH42ANG Included
1983-2007 Honda Dirtbike CR80 4110-AH615ANG Included
1983-2007 Honda Dirtbike CR85 4110-AH615ANG Included
1983-2007 Honda Dirtbike CR500 4110-AH615ANG Included
1988-2007 Honda Dirtbike CR125 6190-AH615ANG Included
1988-2007 Honda Dirtbike CR250 6190-AH615ANG Included
2004-2006 Honda Dirtbike CRF250R GV55GCRF (Guzzler) Included
2006 Honda Dirtbike CRF250X GV55GCRF (Guzzler) Included
2002-2006 Honda Dirtbike CRF450R GV55GCRF (Guzzler) Included
1996-2003 Honda Dirtbike XR250 4111-AH615ANG Included
1996-2003 Honda Dirtbike XR400 4111-AH615ANG Included
1996-2003 Honda Dirtbike XR600 4111-AH615ANG Included
2000-2006 Honda Dirtbike XR650R 1111-AH615ANG Included

Kawasaki
2004 Kawasaki Concours 6211-CH A1702C
All Kawasaki H-2 Triple 8210-T-AH A2002C
1979 Kawasaki GPZ900 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1702C
1982 Kawasaki GPZ1100 6311-AH / 3311-D-AH / 6311-AH / 3311-D-CH Included
1978 Kawasaki KZ650 6211-AH or 6211-CH A1802C
All Kawasaki KZ1000 6311-AH / 3311-D-AH / 6311-AH / 3311-D-CH Included
All Kawasaki KZ1000 OR 1100 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1702C
All Kawasaki KZ1300 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1702C
All Kawasaki KZ900 6311-AH / 3311-D-AH / 6311-CH / 3311-D-CH Included
All Kawasaki LT500 4211-AH or 4211-CH A1602C
1998-2007 Kawasaki Ninja 250R 6291-AH or 6291-CH A1602C
1995-UP Kawasaki Vulcan 1500 1211-CH62C Included
1995-UP Kawasaki Vulcan 800 6281-CH62C Included
2001-2005 Kawasaki ZRX1200 6211-AH or 6211-CH A1602C
1998-2001 Kawasaki ZX9R 4221-AH A1602C
2002 Kawasaki ZX9R 1221-AH A1602C
2000 Kawasaki ZXR1100 6291-AH or 6291-CH A1602C
1992-2006 Kawasaki Dirtbike KX60 6190-AH61A Included
1992-2006 Kawasaki Dirtbike KX65 6190-AH61A Included
1992-2006 Kawasaki Dirtbike KX80 6190-AH61A Included
1992-2006 Kawasaki Dirtbike KX125 6190-AH61A Included
1992-2006 Kawasaki Dirtbike KX250 6190-AH61A Included
2004-2007 Kawasaki Dirtbike KX250F 4110-AH61A Included
2006-2007 Kawasaki Dirtbike KX450F GV59GRMZ (Guzzler) Included
2003-2006 Kawasaki Dirtbike KFX400 4110-AH61A Included
1983-2004 Kawasaki Dirtbike KX500 4110-AH61A Included

KTM
1995-2006 KTM 125 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 200 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 250 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 300 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 360 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 380 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 400 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 440 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 525 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 550 4110-AH61A or 4111-AH61A Included
1995-2006 KTM 625 4110-AH61A or 4111-AH61A Included
1995-2006 KTM SX 4110-AH61A or 4111-AH61A Included
1995-2006 KTM MX 4110-AH61A or 4111-AH61A Included
1995-2006 KTM EXC 4110-AH61A or 4111-AH61A Included

Suzuki
2002 Suzuki Bandit 1200 4221-AH A1602C
All Suzuki Bandit 600 4211-AH or 4211-CH A1602C
1979-1983 Suzuki GS750 6211-AH or 6211-CH A1702C or A1902C
1979-1983 Suzuki GS1000 6211-AH or 6211-CH A1702C or A1902C
1979-1983 Suzuki GS1100 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1702C or A1902C
1984-1985 Suzuki GS1100E/ES 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1702C or A1902C
1984-1985 Suzuki GS1150 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1702C or A1902C
All Suzuki GSXF 1100 3211-D-AH or 3211-D-CH A1702C or A1902C
1986-1998 Suzuki GSXR1100 32GSXR-D-AH A1702C-O
1999-2005 Suzuki GSX1300R Hayabusa 32GSXR-D-AH A1602C
1986-1995 Suzuki GSXR750 32GSXR-D-AH A1702C-O
1996-1998 Suzuki GSXR750 32GSXR-D-AH A1602C
1990-2007 Suzuki Dirt DR200 4111-AH61AV Included
1990-2007 Suzuki Dirt DR250 4111-AH61AV Included
1990-2007 Suzuki Dirt DR350 4111-AH61AV Included
1990-2007 Suzuki Dirt DR400 4111-AH61AV Included
2001-2005 Suzuki Dirt DRZ250 6190-AH61AV or 6191-AH61AV Included
2000-2004 Suzuki Dirt DRZ400 6190-AH61AV or 6191-AH61AV Included
2003-2007 Suzuki Dirt LTZ400 6190-AH61AV Included
1989-2007 Suzuki Dirt RM125 6190-AH61AR Included
1989-2007 Suzuki Dirt RM250 6190-AH61AR Included
2004-2006 Suzuki Dirt RMZ250 4110-AH61A Included
2005-2006 Suzuki Dirt RMZ450 GV59GRMZ (Guzzler) Included

Triumph
1992-1999 Triumph All models 6211-AH or 6211-CH A1602C or A1702C
2004-2005 Triumph All models 6211-CH or 6211-CR A1602C or A1702C

Yamaha
All Yamaha FZR1000 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1602C
All Yamaha R1 4211-AH or 4211-CH A1602C
All Yamaha Road Star 4211-CH62C Included
All Yamaha Royal Star 4211-CH62C Included
All Yamaha V Star 4211-CH62C Included
All Yamaha FJ1200 6211-AH / 3211-D-AH / 6211-CH / 3211-D-CH A1602C or A1802C
2001-2005 Yamaha Dirt YFM660R Raptor 4110-AH61A Included
1998-2006 Yamaha Dirt YFS200 4110-AH61A Included
1987-2005 Yamaha Dirt YFZ350 Banshee 3110-AH61A Included
1998-2006 Yamaha Dirt YFZ450 4110-AH61A Included
1996-2007 Yamaha Dirt YZ80 6190-AH61A Included
1998-2007 Yamaha Dirt YZ85 4110-AH61A Included
1996-2007 Yamaha Dirt YZ125 6190-AH61A Included
1996-2007 Yamaha Dirt YZ250 6190-AH61A Included
1998-2007 Yamaha Dirt YZ250F 4110-AH61A Included
1998-2007 Yamaha Dirt YZ400F 4110-AH61A Included
1998-2007 Yamaha Dirt YZ426F 4110-AH61A Included
1998-2007 Yamaha Dirt YZ450F 4110-AH61A or 4111-AH61A Included