| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1996 | 978-0-9527505-0-5 | Steve Slocombe | Buying and Restoring a 1930-36 Harley-Davidson Big Twin |
| 1998 | 978-0-9527505-1-2 | '' | Harley-Davidson 1930-36 Big Twins: Buying, Restoring and Riding a VL |
| 2008 | 978-0-9527505-2-9 | '' | Exotic Harley-Davidson VL Gearboxes: Restoring the 1936 Four Speed Gearbox and 1931-36 Reverse Gearbox |