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K&S Technologies Carburetor Air Cut-Off Valve Set - 56-1039

56-1039

Description

Direct OEM-style replacement carburetor air cut off valve set
Include diaphragm, spring and O-ring
Located on the side of the carburetor the air cut off valve prevents lean fuel mixture (backfire) when decelerating
Temporarily closes the pilot jet airway to provide a richer mix as the throttle closes
Sold in sets for one carburetor

Product Series

Application List

YearsMakeModelApplicationNotes
1976 - 1985Harley DavidsonFLH Electra Glide
1979 - 1981Harley DavidsonFLHC Electra Glide Classic
1994 - 2006Harley DavidsonFLHR Road King
1998 - 2006Harley DavidsonFLHRCI Road King Classic
2004 - 2006Harley DavidsonFLHRS Road King Custom
1980 - 1993Harley DavidsonFLHS Electra Glide Sport
1986 - 2006Harley DavidsonFLHT Electra Glide Standard
1983 - 2005Harley DavidsonFLHTC Electra Glide Classic
1996 - 2006Harley DavidsonFLHTCI Electra Glide Classic
1995 - 2006Harley DavidsonFLHTCUI Electra Glide Ultra Classic
2003 - 2006Harley DavidsonFLHTI Electra Glide Standard
1984 - 1985Harley DavidsonFLHX Electra Glide Special
2006 - 2006Harley DavidsonFLHX Street Glide
1986 - 1990Harley DavidsonFLST Heritage Softail
1988 - 2006Harley DavidsonFLSTC Heritage Softail Classic
2001 - 2006Harley DavidsonFLSTCI Heritage Softail Classic
1990 - 2006Harley DavidsonFLSTF Fat Boy
2001 - 2006Harley DavidsonFLSTFI Fat Boy
2006 - 2006Harley DavidsonFLSTI Heritage Softail
1993 - 1993Harley DavidsonFLSTN Heritage Softail Nostalgia
1994 - 1996Harley DavidsonFLSTN Heritage Softail Special
2005 - 2006Harley DavidsonFLSTN Softail Deluxe
2005 - 2006Harley DavidsonFLSTNI Softail Deluxe
1997 - 2003Harley DavidsonFLSTS Heritage Springer
2005 - 2006Harley DavidsonFLSTSC Softail Springer Classic
2005 - 2006Harley DavidsonFLSTSCI Softail Springer Classic
2001 - 2003Harley DavidsonFLSTSI Heritage Springer
1980 - 1983Harley DavidsonFLT Tour Glide
1981 - 1991Harley DavidsonFLTC Tour Glide Classic
1989 - 1995Harley DavidsonFLTCU Tour Glide Ultra Classic
1998 - 2002Harley DavidsonFLTR Road Glide
1980 - 1982Harley DavidsonFXB Sturgis
1995 - 2005Harley DavidsonFXD Dyna Super Glide
1991 - 1991Harley DavidsonFXDB-S Dyna Glide Sturgis
1992 - 1992Harley DavidsonFXDC Super Glide Custom
2005 - 2006Harley DavidsonFXDCI Super Glide Custom
1983 - 1983Harley DavidsonFXDG Disc Glide
2004 - 2006Harley DavidsonFXDI Dyna Super Glide
1993 - 2005Harley DavidsonFXDL Dyna Low Rider
1995 - 2000Harley DavidsonFXDS-Conv Dyna Convertible
1993 - 2005Harley DavidsonFXDWG Dyna Wide Glide
2001 - 2001Harley DavidsonFXDWG2
2002 - 2002Harley DavidsonFXDWG3
2004 - 2006Harley DavidsonFXDWGI Dyna Wide Glide
1999 - 2005Harley DavidsonFXDX Dyna Super Glide Sport
2001 - 2003Harley DavidsonFXDXT Dyna Super Glide T-Sport
1976 - 1984Harley DavidsonFXE Super Glide
1979 - 1985Harley DavidsonFXEF Fat Bob
1987 - 1994Harley DavidsonFXLR Low Rider Custom
1982 - 1994Harley DavidsonFXR Super Glide II
1999 - 1999Harley DavidsonFXR2
1999 - 1999Harley DavidsonFXR3
2000 - 2000Harley DavidsonFXR4
1985 - 1987Harley DavidsonFXRC Low Rider Chrome
1986 - 1986Harley DavidsonFXRD Sport Glide Grand Touring
1984 - 1984Harley DavidsonFXRDG Disc Glide
1982 - 1985Harley DavidsonFXRS Low Glide
1990 - 1993Harley DavidsonFXRS-Conv Low Rider Sport Convertible
1986 - 1993Harley DavidsonFXRS-SP Low Rider Sport
1983 - 1992Harley DavidsonFXRT Sport Glide
1977 - 1982Harley DavidsonFXS Low Rider
1983 - 1985Harley DavidsonFXSB Low Rider - Belt
1984 - 2006Harley DavidsonFXST Softail Standard
1999 - 2006Harley DavidsonFXSTB Night Train
2001 - 2006Harley DavidsonFXSTBI Night Train
1986 - 1999Harley DavidsonFXSTC Softail Custom
2000 - 2000Harley DavidsonFXSTD Softail Deuce
2001 - 2006Harley DavidsonFXSTDI Softail Deuce
2001 - 2006Harley DavidsonFXSTI Softail Standard
1988 - 2006Harley DavidsonFXSTS Springer Softail
1995 - 1997Harley DavidsonFXSTSB Bad Boy
2001 - 2006Harley DavidsonFXSTSI Springer Softail
1980 - 1986Harley DavidsonFXWG Wide Glide
2002 - 2006Harley DavidsonVRSCA V-Rod
2004 - 2005Harley DavidsonVRSCB V-Rod
2006 - 2006Harley DavidsonVRSCD Night Rod
2006 - 2006Harley DavidsonVRSCR Street Rod
2006 - 2006Harley DavidsonVRXSE Screamin Eagle Destroyer
1996 - 2006Harley DavidsonXL1200C Sportster 1200 Custom
2004 - 2006Harley DavidsonXL1200R Sportster 1200 Roadster
1996 - 2003Harley DavidsonXL1200S Sportster 1200 Sport
2004 - 2006Harley DavidsonXL883 Sportster
1999 - 2006Harley DavidsonXL883C Sportster 883 Custom
2005 - 2006Harley DavidsonXL883L Sportster 883 Low
2002 - 2006Harley DavidsonXL883R Sportster 883 Roadster
1976 - 1979Harley DavidsonXLCH
1977 - 1978Harley DavidsonXLCR Cafe Racer
1976 - 1985Harley DavidsonXLH1000
1986 - 1995Harley DavidsonXLH883DLX Sportster 883 Deluxe
1987 - 1994Harley DavidsonXLH883HUG Sportster 883 Hugger

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W6.0000” x H10.0000” x L4.0000”