international harvester 666

1972 - 1976

Row-Crop tractor

Row-Crop tractor

NTTL 1151: 312 diesel Torque Amplifier 2WD

NTTL 1152: gasoline Torque Amplifier 2WD

NTTL 1154: gasoline hydrostatic 2WD

NTTL 1155: diesel hydrostatic 2WD

312 diesel Torque Amplifier 2WD November 3 - 14, 1973 Link: Nebraska Tractor Test 1151 file

PTO performance

Power at rated engine speed

66.29 hp 49.4 kW

Fuel use

4.7 gal/hour 17.8 l/hour

Drawbar performance

Max power

58.01 hp 43.3 kW

Fuel use

4.6 gal/hour 17.4 l/hour

Gear 3-Direct used for power test.

Max pull

8,012 lbs 3634 kg

Gear 2-TA used for pull test.

Gasoline Torque Amplifier 2WD November 5 - December 3, 1973 Link: Nebraska Tractor Test 1152 file

PTO performance

Power at rated engine speed

66.30 hp 49.4 kW

Fuel use

12.0 gal/hour 45.4 l/hour

Drawbar performance

Max power

57.29 hp 42.7 kW

Fuel use

5.7 gal/hour 21.6 l/hour

Gear 3-Direct used for power test.

Max pull

7,981 lbs 3620 kg

Gear 2-TA used for pull test.

Gasoline hydrostatic 2WD November 14 - December 3, 1973 Link: Nebraska Tractor Test 1154 file

PTO performance

Power at rated engine speed

69.61 hp 51.9 kW

Fuel use

6.9 gal/hour 26.1 l/hour

Power at rated PTO speed

64.10 hp 47.8 kW

Fuel use

5.8 gal/hour 22.0 l/hour

Drawbar performance

Max power

53.86 hp 40.2 kW

Fuel use

7.7 gal/hour 29.1 l/hour

Max pull

8,427 lbs 3822 kg

Diesel hydrostatic 2WD November 14 - December 3, 1973 Link: Nebraska Tractor Test 1155 file

PTO performance

Power at rated engine speed

69.51 hp 51.8 kW

Fuel use

5.6 gal/hour 21.2 l/hour

Power at rated PTO speed

65.41 hp 48.8 kW

Fuel use

5.3 gal/hour 20.1 l/hour

Drawbar performance

Max power

53.10 hp 39.6 kW

Fuel use

5.6 gal/hour 21.2 l/hour

Max pull

8,310 lbs 3769 kg