David Brown 1690: all source data
All 53 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | David Brown (a part of J.I. Case) |
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| (no label) | Utility tractor |
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| (no label) | Built in Meltham Mills, Huddersfield, England |
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| (no label) | Original price was $30,000 in 1983 |
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Engine| (no label) | J.I. Case 5.4L 6-cyl diesel |
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| Fuel tank | 26 gal | 98.4 L |
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Transmission| (no label) | 12-speed synchromesh |
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| (no label) | 12-speed partial power shift |
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Power| PTO (claimed) | 90 hp | 67.1 kW |
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| Drawbar (tested) | 72.55 hp | 54.1 kW |
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| PTO (tested) | 90.39 hp | 67.4 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| (no label) | Power steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Two-post ROPS. Cab optional. |
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Hydraulics| Type | open center |
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| Pump flow | 20 gpm | 75.7 lpm |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540/1000 |
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Dimensions| Wheelbase | 100.5 inches | 255 cm |
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| Weight | 8755 lbs | 3971 kg |
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| Front tire | 10.00-16 |
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| Rear tire | 18.4-34 |
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Electrical| Ground | negative |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | J.I. Case |
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| (no label) | diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 329 ci | 5.4 L |
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| Bore/Stroke | 3.939x4.50 inches | 100 x 114 mm |
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| Air cleaner | dual paper elements |
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| Compression | 16:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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| Coolant capacity (Coolant) | 16 qts | 15.1 L |
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Transmission
Transmission options| (no label) | 12-speed synchromesh |
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| (no label) | 12-speed partial power shift |
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Transmission| Type | synchromesh |
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| Gears | 12 forward and 4 reverse |
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| Clutch | hydraulic dry disc |
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| Type | partial power shift |
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| Gears | 12 forward and 4 reverse |
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| Clutch | hydraulic dry disc |
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| (no label) | Three gears, plus reverse, with a four-range power shift. |
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Dimensions
Tires| Ag front | 10.00-16 |
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| Ag rear | 18.4-34 |
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Dimensions| Wheelbase | 100.5 inches | 255 cm |
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| 4WD ROPS Operating weight (4WD ROPS) | 8755 lbs | 3971 kg |
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| Ballasted weight | 12470 lbs | 5656 kg |
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| 4WD Front tread | 59 to 71 inches | 149 to 180 cm |
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| Rear tread | 60.75 to 85 inches | 154 to 215 cm |
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