| Model Num | Machine S/N Base | Machine S/N First | Machine S/N Last |
|---|---|---|---|
| 977K, 977L | 48J | 1787 | UP |
| Misc: | |||
| 977K, 977L | 11K | 7763 | UP |
| Misc: | |||
| 977K, 977L | 48J | 1787 | UP |
| Misc: Use with 9J8054 Piston | |||
| 977K, 977L | 11K | 5354 | UP |
| Misc: Use with 9J8054 Piston | |||
| 977LL | 14X | 1 | UP |
| Misc: | |||
| 977LL | 64X | 1 | UP |
| Misc: | |||
| 977LL | 95X | 1 | UP |
| Misc: | |||
| 977LL | 57D | 1 | UP |
| Misc: | |||
| 977LL | 84G | 1 | UP |
| Misc: | |||
| 977LL | 77H | 1 | UP |
| Misc: | |||
| 977LL | 29K | 1 | UP |
| Misc: | |||
| 977K, 977L | 11K | 5354 | 7762 |
| Misc: Use with 9J8054 Piston | |||