- Progressively wound springs using Kobe super-clean, chromium silicon(CrSi) based wire that is heat treated and shot peened
- Tight-tolerance, FEA-designed hardened steel Posi-Loc style upper or titanium retainers to ensure correct assembly height and resist keeper "pull through"
- Heat treated (H.T.) steel basewashers are designed to fit on top of either the OEM or KPMI tophat seals in this kit
- Made in the USA
- Kit uses OEM-style valve keys (sold separately).
- '23-'24 CVO's check valve lift to deteremine compatibility with Kibblewhite Precision Machining Inc. (KPMI®) spring kits.
Kit Includes:
- 4x H.T. Steel Retainers
- 4x H.T. Steel Basewashers
- 4x CrSi Valve Springs
- 4x H.T. Steel Keepers (OEM Style)
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1995-1997 | Harley-Davidson | Bad Boy FXSTSB | |
| 1984 | Harley-Davidson | Disc Glide FXRDG | |
| 1994-2000 | Harley-Davidson | Dyna Convertible FXDS-Conv | |
| 1992 | Harley-Davidson | Dyna Daytona FXDB-D | |
| 1992 | Harley-Davidson | Dyna Glide Custom FXDC | |
| 1993 | Harley-Davidson | Dyna Low Rider Convertible FXRS-Conv | |
| 1993-1994 | Harley-Davidson | Dyna Low Rider Custom FXLR | |
| 2004 | Harley-Davidson | Dyna Low Rider EFI FXDLI | |
| 1993-2004 | Harley-Davidson | Dyna Low Rider FXDL | |
| 1993 | Harley-Davidson | Dyna Low Rider Sport FXRS-SP | |
| 1991 | Harley-Davidson | Dyna Sturgis FXDB | |
| 2004 | Harley-Davidson | Dyna Super Glide EFI FXDI | |
| 1995-2004 | Harley-Davidson | Dyna Super Glide FXD | |
| 2004 | Harley-Davidson | Dyna Super Glide Sport EFI FXDXI | |
| 1999-2004 | Harley-Davidson | Dyna Super Glide Sport FXDX | |
| 2001-2003 | Harley-Davidson | Dyna Super Glide T-Sport FXDX-T | |
| 2004 | Harley-Davidson | Dyna Wide Glide EFI FXDWGI | |
| 1993-2004 | Harley-Davidson | Dyna Wide Glide FXDWG | |
| 1996-2004 | Harley-Davidson | Electra Glide Classic EFI FLHTCI | |
| 1984-2004 | Harley-Davidson | Electra Glide Classic FLHTC | |
| 2003-2004 | Harley-Davidson | Electra Glide EFI FLHTI | |
| 1985 | Harley-Davidson | Electra Glide FLH | |
| 1986-1987 | Harley-Davidson | Electra Glide FLHT | |
| 1995-2004 | Harley-Davidson | Electra Glide FLHT | |
| 1985 | Harley-Davidson | Electra Glide FLHX | |
| 1987-1993 | Harley-Davidson | Electra Glide Sport FLHS | |
| 1995-2004 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | |
| 1989-1997 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU | |
| 2001-2004 | Harley-Davidson | Fat Boy EFI FLSTFI | |
| 1990-2004 | Harley-Davidson | Fat Boy FLSTF | |
| 2001-2004 | Harley-Davidson | Heritage Softail Classic EFI FLSTCI | |
| 1988-2004 | Harley-Davidson | Heritage Softail Classic FLSTC | |
| 1986-1990 | Harley-Davidson | Heritage Softail FLST | |
| 1993 | Harley-Davidson | Heritage Softail Nostalgia FLSTN | |
| 1994-1996 | Harley-Davidson | Heritage Softail Special FLSTN | |
| 2001-2003 | Harley-Davidson | Heritage Springer EFI FLSTSI | |
| 1997-2003 | Harley-Davidson | Heritage Springer FLSTS | |
| 1985 | Harley-Davidson | Low Glide Custom FXRC | |
| 1984-1985 | Harley-Davidson | Low Glide FXRS | |
| 1987 | Harley-Davidson | Low Rider Chrome FXRC | |
| 1990-1992 | Harley-Davidson | Low Rider Convertible FXRS-Conv | |
| 1987-1992 | Harley-Davidson | Low Rider Custom FXLR | |
| 1986-1992 | Harley-Davidson | Low Rider FXRS | |
| 1985 | Harley-Davidson | Low Rider FXSB | |
| 1986-1992 | Harley-Davidson | Low Rider Sport FXRS-SP | |
| 2001-2004 | Harley-Davidson | Night Train EFI FXSTBI | |
| 1999-2004 | Harley-Davidson | Night Train FXSTB | |
| 1998-2004 | Harley-Davidson | Road Glide EFI FLTRI | |
| 1998-2002 | Harley-Davidson | Road Glide FLTR | |
| 1998-2004 | Harley-Davidson | Road King Classic EFI FLHRCI | |
| 2004 | Harley-Davidson | Road King Custom EFI FLHRSI | |
| 2004 | Harley-Davidson | Road King Custom FLHRS | |
| 1996-1997 | Harley-Davidson | Road King EFI FLHRI | |
| 2000-2004 | Harley-Davidson | Road King EFI FLHRI | |
| 1994-2004 | Harley-Davidson | Road King FLHR | |
| 1986-1999 | Harley-Davidson | Softail Custom FXSTC | |
| 2001-2004 | Harley-Davidson | Softail Deuce EFI FXSTDI | |
| 2000-2004 | Harley-Davidson | Softail Deuce FXSTD | |
| 1984-1990 | Harley-Davidson | Softail FXST | |
| 2001-2004 | Harley-Davidson | Softail Springer EFI FXSTSI | |
| 1988-2004 | Harley-Davidson | Softail Springer FXSTS | |
| 2001-2004 | Harley-Davidson | Softail Standard EFI FXSTI | |
| 1999-2004 | Harley-Davidson | Softail Standard FXST | |
| 1984-1992 | Harley-Davidson | Sport Glide FXRT | |
| 1986 | Harley-Davidson | Sport Glide Grand Touring FXRT | |
| 1985 | Harley-Davidson | Super Glide FatBob FXEF | |
| 1986-1994 | Harley-Davidson | Super Glide FXR | |
| 1984-1991 | Harley-Davidson | Tour Glide Classic FLTC | |
| 1996 | Harley-Davidson | Tour Glide Ultra Classic EFI FLTCUI | |
| 1989-1995 | Harley-Davidson | Tour Glide Ultra Classic FLTCU | |
| 1985-1986 | Harley-Davidson | Wide Glide FXWG | |