SPECIFICATION
| Item | DF40 | DF50 |
|---|---|---|
| Engine Type | 4 Stroke | 4 Stroke |
| Number of Cylinders | 3 | 3 |
| Bore and Stroke | 71.0 x 68.6 mm (2.80 x 2.70 in.) | 71.0 x 68.6 mm (2.80 x 2.70 in.) |
| Piston Displacement | 815 cm³ (49.7 cu. in.) | 815 cm³ (49.7 cu. in.) |
| Maximum output | 29.4 kW (40 PS) | 36.8 kW (50PS) |
| Full Throttle Operating Range | 5200 - 5800 r/min. (min–¹) | 5900 - 6500 r/min. (min–¹) |
| Idle speed (in Neutral) | 850 ± 50 r/min. (min–¹) | 850 ± 50 r/min. (min–¹) |
| Ignition System | Full-transistor | Full-transistor |
| Engine Lubrication | Trochoid pump pressure lubrication | Trochoid pump pressure lubrication |
| Engine Oil Capacity | 2.2 L (2.3/1.9 US/Imp. qt.) | 2.2 L (2.3/1.9 US/Imp. qt.) |
Power rated in accordance with NMMA procedure.