| Year | 1981 |
| Date | 21-Aug |
| Volume | 147 |
| Issue | 3,663 |
| Page | 1,008 |
| Category | Hot Air |
| Part | 2 |
| Title | 35cc Rider Stirling Engine |
| Author | Andy Ross of USA |
| Notes | Cooler, heater clamp, crankcase, cylinders, rocking lever, crankshaft, rods, flywheel, hot cap, dome, inner sleeve, cold piston, yoke |