International Harvester 1066 Tests


International Harvester 1066 tractor photo
1971 - 1976
66 Series
Row-Crop tractor
Series map:
Hydro 100
1066
1466
115.7hp*
140.0hp*
147.8hp*
*Estimated engine power for comparison only.
Tractor Tests
NTTL 1081: diesel Torque Amplifier 2WD
NTTL 1083: diesel hydrostatic 2WD
NTTL 1124: diesel gear 2WD
Nebraska Tractor Test 1081
1066 fuel use from test 1081
Nebraska Tractor Test 1081
Diesel Torque Amplifier 2WD
October 1 - 21, 1971
Link: Nebraska Tractor Test 1081 file
PTO performance
Power at rated engine speed116.23 hp
86.7 kW
Fuel use7.7 gal/hour
29.1 l/hour
Power at rated PTO speed112.18 hp
83.7 kW
Fuel use6.8 gal/hour
25.7 l/hour
Drawbar performance
Max power100.5 hp
74.9 kW
Fuel use7.6 gal/hour
28.8 l/hour
Gear 1-Hi-TA used for power test.
Max pull11625 lbs
5273 kg
Gear 3-Lo-TA used for pull test.
Nebraska Tractor Test 1083
1066 fuel use from test 1083
Nebraska Tractor Test 1083
Diesel hydrostatic 2WD
October 7 - 25, 1971
Link: Nebraska Tractor Test 1083 file
PTO performance
Power at rated engine speed113.58 hp
84.7 kW
Fuel use7.9 gal/hour
29.9 l/hour
Power at rated PTO speed109.32 hp
81.5 kW
Fuel use7.0 gal/hour
26.5 l/hour
Drawbar performance
Max power84.88 hp
63.3 kW
Fuel use8.0 gal/hour
30.3 l/hour
Gear 5.4 MPH used for power test.
Max pull9576 lbs
4343 kg
Gear 3.1 MPH used for pull test.
Nebraska Tractor Test 1124
1066 fuel use from test 1124
Nebraska Tractor Test 1124
Diesel gear 2WD
April 17 - 27, 1973
Link: Nebraska Tractor Test 1124 file
PTO performance
Power at rated engine speed125.68 hp
93.7 kW
Fuel use8.4 gal/hour
31.8 l/hour
Power at rated PTO speed119.2 hp
88.9 kW
Fuel use7.3 gal/hour
27.6 l/hour
Drawbar performance
Max power105.95 hp
79.0 kW
Fuel use8.3 gal/hour
31.4 l/hour
Gear 1-Hi-TA used for power test.
Max pull13000 lbs
5896 kg
Gear 2-Lo-Direct used for pull test.
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on August 8, 2023
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