S&S 640GE Gear Drive Easy Start Cams greatly improves valve timing accuracy by eliminating timing chain lash and allow stock starter to start any engine. The 640 cam is designed for engines of 95 inch or more with compression ratios between 10.5:1 and 11.5:1 used in S&S 124 inch engines.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2006 | Harley-Davidson | FLHR Road King | Base |
| 1999-2006 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 2000-2006 | Harley-Davidson | FLHRI Road King | Base |
| 2004-2006 | Harley-Davidson | FLHRS Road King Custom | Base |
| 1999-2000,2003,2006 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 1999-2005 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 1999-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 1999-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2006 | Harley-Davidson | FLHX Street Glide | Base |
| 2006 | Harley-Davidson | FLST Heritage Softail | Base |
| 1999-2006 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2001-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 1999-2006 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2001-2006 | Harley-Davidson | FLSTFI Fat Boy | Base |
| 1999-2006 | Harley-Davidson | FLTR Road Glide | Base |
| 1999-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 1999-2006 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 1999-2005 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 1999-2006 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2004-2006 | Harley-Davidson | FXDWGI Dyna Wide Glide | Base |
| 1999-2005 | Harley-Davidson | FXDX Dyna Super Glide Sport | Base |
| 2001-2003 | Harley-Davidson | FXDXT Dyna Super Glide T-Sport | Base |
| 2001-2006 | Harley-Davidson | FXSTBI Night Train | Base |
| 2000-2006 | Harley-Davidson | FXSTD Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTDI Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTI Softail Standard | Base |
| 1999-2006 | Harley-Davidson | FXSTS Springer Softail | Base |
| 2001-2006 | Harley-Davidson | FXSTSI Springer Softail | Base |
