Knucklehead 1940-1947 Repair Manual
| Year | Make | Model |
|---|---|---|
| 1940 | Harley-Davidson | FL |
| 1940 | Harley-Davidson | UL |
| 1941 | Harley-Davidson | FL |
| 1941 | Harley-Davidson | UL |
| 1942 | Harley-Davidson | FL |
| 1942 | Harley-Davidson | UL |
| 1943 | Harley-Davidson | FL |
| 1943 | Harley-Davidson | UL |
| 1944 | Harley-Davidson | FL |
| 1944 | Harley-Davidson | UL |
| 1945 | Harley-Davidson | FL |
| 1945 | Harley-Davidson | UL |
| 1946 | Harley-Davidson | FL |
| 1946 | Harley-Davidson | UL |
| 1947 | Harley-Davidson | FL |
| 1947 | Harley-Davidson | UL |
Fitment details provided by supplier.