Nebraska Tractor Test Laboratory - Test Date: September 30, 1986
Maximum Power and Fuel Consumption
- Maximum Power: 70.65 HP (52.67 kW) at 2200 rpm
- Fuel Consumption at Maximum Power: 4.31 Gal/hr (16.31 l/h) with a fuel efficiency of 0.434 lb/hp.hr (0.264 kg/kW.h)
Drawbar Performance
- Power at Rated Engine Speed (8th Gear): 60.24 HP (44.92 kW) with a drawbar pull of 5400 lbs (24.02 kN) and a speed of 5.99 mph (9.64 km/h)
- Fuel Consumption at Rated Speed: 4.36 Gal/hr (16.50 l/h) with a fuel efficiency of 0.438 lb/hp.hr (0.266 kg/kW.h)
Torque and Engine Performance
- Maximum Torque: 198 lb.-ft. (268 Nm) at 1400 rpm
- Torque Rise: 15%
Hydraulic Performance
- Maximum Force Exerted: 3171 lbs (14.11 kN) at hitch points
- Pump Delivery Rate: 11.1 GPM (42.0 l/min) at minimum pressure and rated engine speed
Overall Efficiency
- Fuel Efficiency at Standard PTO Speed (540 rpm): 14.0 Hp.hr/gal (2.76 kW.h/l)
- Fuel Consumption: 4.62 Gal/hr (17.49 l/h) at 1710 rpm
Nebraska Tractor Test Lab. (1986). Test 1602: Zetor 7745, 7711, 6320 and 6340 Diesel 10-Speeds. Lincoln, NE: Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/1913