| Year | 2014 |
| Date | 08-Aug |
| Volume | 213 |
| Issue | 4,488 |
| Page | 221 |
| Category | Internal Combustion |
| Part | 3 |
| Title | Internal Combustion Theory and Practice |
| Author | Ron Wright |
| Notes | A retired technical college teacher provides an in-depth course in I/C. Cam profiles, effect of varying tappet clearances, desmodromic operation, two stroke engines |