• Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1972–1986
  • 17,362 built

WhichTractor size, not the maker’s category

Renault 551/551.4 Engine specs

12 engine values on record for the 551/551.4.

Engine power, claimed · gross or net not stated

54.3 hp

40.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Renault 551 R7451”, 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 551/551.4?

A 551/551.4 has a MWM D 226-3, a 3-cylinder 3.12 L diesel engine.

Engine — MWM D 226-3 specifications
Make & modelMWM D 226-3
FuelDiesel
Cylinders3
Displacement190.2 ci · 3.12 L
CoolingLiquid-cooled
Fuel injectionDirect injection
Maximum torque142 lb·ft · 192 N·m
Maximum torque speed1,345 rpm
Air cleanerLautrette oil bath air filter with cyclone separator
Cylinders3
Displacement3.3 qt · 3.1 L
Bore4.1 in · 105 mm
Stroke4.7 in · 120 mm
Rated engine speed2,350 rpm

Source · Traktorenlexikon, “Renault 551 R7451”

Sources and how this page was built

12 engine values from Traktorenlexikon, “Renault 551 R7451”.

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: Renault 551 R7451 — CC BY-SA 4.0, WIKIBOOKS-TL-75379 · revision 1067787. Wikibooks contributors (Traktorenlexikon). Original document