David Brown 990 Implematic Tests

David Brown 990 Implematic tractor photo
1961 - 1980
Model year
Utility tractor
Nebraska Tractor Test 903
990 Implematic fuel use from test 903
Nebraska Tractor Test 903
3L diesel 6-speed 2WD
June 11 - 19, 1965
Link: Nebraska Tractor Test 903 file
PTO performance
Power at rated engine speed:51.60 hp
38.5 kW
Fuel use:3.4 gal/hour
12.9 l/hour
Power at rated PTO speed:48.49 hp
36.2 kW
Fuel use:3.0 gal/hour
11.4 l/hour
Drawbar performance
Max power:43.47 hp
32.4 kW
Fuel use:3.4 gal/hour
12.9 l/hour
Gear 3 used for power test.
Max pull:6,039 lbs
2739 kg
Gear 1 used for pull test.
Page information
Last update:June 4, 2020
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