• Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1993–1995

WhichTractor size, not the maker’s category

Steyr 9078 (a) Engine specs

10 engine values on record for the 9078 (a).

Engine power, claimed · gross or net not stated

77.0 hp

57.4 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Steyr 9078”, 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 9078 (a)?

A 9078 (a) has a Steyr-MWM WD 401.81, a 4-cylinder 4.16 L diesel engine.

Engine — Steyr-MWM WD 401.81 specifications
Make & modelSteyr-MWM WD 401.81
FuelDiesel
Cylinders4
Displacement253.6 ci · 4.16 L
CoolingLiquid-cooled
Maximum torque215 lb·ft · 292 N·m
Cylinders4
Displacement4.4 qt · 4.2 L
Bore4.1 in · 105 mm
Stroke4.7 in · 120 mm
Rated engine speed2,250 rpm
Torque rise34 %

Source · Traktorenlexikon, “Steyr 9078”

Sources and how this page was built

10 engine values from Traktorenlexikon, “Steyr 9078”.

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: Steyr 9078 — CC BY-SA 4.0, WIKIBOOKS-TL-85795 · revision 993746. Wikibooks contributors (Traktorenlexikon). Original document