| Model Number | Bore and Stroke (in) | No. of Cylinders | Weight | 
|---|---|---|---|
| F-3049 | 3 3/4 x 3 | 4 | 1600 lb | 
| F-3069 | 3 3/4 x 3 | 6 | 1750 lb | 
| F-3089 | 3 3/4 x 3 | 8 | 1850 lb | 
| F-3129 | 3 3/4 x 3 | 12 | 3250 lb | 
| F-3169 | 3 3/4 x 3 | 16 | 3480 lb | 
| F-DD50 | 3 3/4 x 2.80 | 5 | 1750 lb | 
| F-DD60 | 3 3/4 x 2.80 | 6 | 1800 lb |