| MAKE: | RPM: |
| 466 CID and less | 2900 |
| Allis A-Pump | 2750 |
| Case A-Pump | 2750 |
| Ford A-Pump | 2750 |
| International Bosch 100 Pump |
2750 |
| International A-Pump | 2600 |
| John Deere(531 blk.) | 2270 |
| John Deere(466 blk.) | 2600 |
| Massey(V-8) | 2800 |
| Minn. Moline | 2600 |
| Oliver(V-8) | 2870 |
