• Rigid chassis
  • WhichTractor size: High-power
  • No lab test on file
  • 1990–1995

It sits on the standard-size/high-power boundary, so either size is a fair description. It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

Massey Ferguson 3690 (A) Engine specs

12 engine values on record for the MF 3690 (A).

Engine power, claimed · gross or net not stated

187.5 hp

139.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Massey Ferguson MF 3690”, 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 an MF 3690 (A)?

An MF 3690 (A) has a VALMET 612 DS or 634 DS, a 6-cylinder 7.37 L diesel engine.

Engine — VALMET 612 DS or 634 DS specifications
Make & modelVALMET 612 DS or 634 DS
FuelDiesel
Cylinders6
Displacement449.4 ci · 7.37 L
CoolingLiquid-cooled
Maximum torque538–556 lb·ft · 730–754 N·m
Maximum torque speed1,069 rpm
Air cleanerDonaldson dry air filter with prefilter
Cylinders6
Displacement7.8 qt · 7.4 L
Bore4.3 in · 108 mm
Stroke5.3 in · 134 mm
Rated engine speed2,200 rpm
Torque rise36 %

Source · Traktorenlexikon, “Massey Ferguson MF 3690”

Sources and how this page was built

12 engine values from Traktorenlexikon, “Massey Ferguson MF 3690”.

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: Massey Ferguson MF 3690 — CC BY-SA 4.0, WIKIBOOKS-TL-87100 · revision 1040811. Wikibooks contributors (Traktorenlexikon). Original document