• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1980–1984

WhichTractor size, not the maker’s category

David Brown 1390 (A) Engine specs

13 engine values on record for the 1390 (A).

Engine power, claimed · gross or net not stated

66.1 hp

49.3 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “David Brown 1390”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

What engine is in a 1390 (A)?

A 1390 (A) has a DAVID BROWN AD 4/55, a 4-cylinder 3.20 L diesel engine.

Engine — DAVID BROWN AD 4/55 specifications
Make & modelDAVID BROWN AD 4/55Source 1
FuelDieselSource 1
Cylinders4Source 1
Displacement195.2 ci · 3.20 LSource 1
CoolingLiquid-cooled
Fuel injectiondirect injection
Maximum torque168 lb·ft · 228 N·m
Maximum torque speed1,340 rpm
Air cleanerBurgess dry air filter
Cylinders4
Displacement3.4 qt · 3.2 L
Bore3.9 in · 100.1 mm
Stroke4.5 in · 114.3 mm
Rated engine speed2,200 rpm
Torque rise12 %

Source · Traktorenlexikon, “David Brown 1390”

Sources and how this page was built

13 engine values from Traktorenlexikon, “Case 1390”; and Traktorenlexikon, “David Brown 1390”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Case 1390 — CC BY-SA 4.0, WIKIBOOKS-TL-115388 · revision 989870. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: David Brown 1390 — CC BY-SA 4.0, WIKIBOOKS-TL-116005 · revision 991259. Wikibooks contributors (Traktorenlexikon). Original document