| Year | 1920 |
| Date | 10-Jun |
| Volume | 42 |
| Issue | 998 |
| Page | 543 |
| Category | Automotive |
| Part | |
| Title | Motor Cycle Engine Crankshaft Distortion and some other Matters |
| Author | F.Hall Bramley |
| Notes | Crankshaft distortion effects, compressive distortion, torsional distortion, timing wheels, a lubricating pump problem |