Tractors > International Harvester > 300

International Harvester 300 Tests



International Harvester 300 tractor photo
1955 - 1956
Utility tractor
Series map:
300
45.8hp*
*Estimated engine power for comparison only.
Tractor Tests
NTTL 539: gasoline 2WD Torque Amplifier
NTTL 574: LP gas Torque Amplifier 2WD
Nebraska Tractor Test 539
300 fuel use from test 539
Nebraska Tractor Test 539
Gasoline 2WD Torque Amplifier
May 5 - 10, 1955
Link: Nebraska Tractor Test 539 file
Belt power (max)41.26 hp
30.8 kW
Belt fuel use (max)4.0 gal/hour
15.1 l/hour
Drawbar performance
Max power37.36 hp
27.9 kW
Gear 3 used for power test.
Max pull4,379 lbs
1986 kg
Gear 1 used for pull test.
Nebraska Tractor Test 574
300 fuel use from test 574
Nebraska Tractor Test 574
LP gas Torque Amplifier 2WD
May 16 - June 1, 1956
Link: Nebraska Tractor Test 574 file
Belt power (max)42.68 hp
31.8 kW
Belt fuel use (max)4.7 gal/hour
17.8 l/hour
Drawbar performance
Max power38.32 hp
28.6 kW
Gear 1 used for power test.
Page information
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Peter Easterlund - owner/author
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Updated on September 17, 2023
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