| Vehicle | Engine volumecm3 | Engine model | Engine type | PowerkW/Hp | Release date | Details |
|---|---|---|---|---|---|---|
| 1340 Fat Boy | cm3 1338 | Petrol | kW/Hp 33/45 | 1990 - 0 | ||
| 1340 Fat Boy | cm3 1338 | Petrol | kW/Hp 36/49 | 1990 - 1993 | ||
| 1340 Fat Boy | cm3 1338 | Petrol | kW/Hp 41/56 | 1990 - 2000 | ||
| 1450 Fat Boy | cm3 1449 | Petrol | kW/Hp 46/63 | 1999 - 2002 | ||
| 1450 Fat Boy | cm3 1449 | Petrol | kW/Hp 47/64 | 2003 - 2006 | ||
| 1600 Fat Boy | cm3 1584 | Petrol | kW/Hp 54/73 | 2006 - 0 | ||
| 1600 Fat Boy Special | cm3 1584 | Petrol | kW/Hp 56/76 | 2009 - 2011 | ||
| 1700 Fat Boy | cm3 1690 | Petrol | kW/Hp 58/79 | 2011 - 2013 | ||
| 1700 Fat Boy Special (FLSTFB) | cm3 1690 | Petrol | kW/Hp 58/79 | 2011 - 2013 | ||
| 1450 Fat Boy (FS2) | cm3 1449 | Petrol | kW/Hp 24/33 | 2003 - 2006 | ||
| 1600 Fat Boy (FS2) | cm3 1584 | Petrol | kW/Hp 24/33 | 2006 - 2011 |