| Year | 2015 |
| Date | 15-May |
| Volume | 214 |
| Issue | 4,508 |
| Page | 750 |
| Category | Stationary Engine |
| Part | |
| Title | Taming a Centaur |
| Author | Ray McMahon |
| Notes | Describes his trials and tribulations in coaxing a four stroke petrol engine into life. Carburettor general arrangement, a practical improvement |