• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1940–1941

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

MASSEY-HARRIS Modell-GG Engine specs

8 engine values on record for the Modell-GG.

Engine power, claimed · gross or net not stated

12.5 hp

9.3 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Massey-Harris Massey-Harris Modell GG (The General)”, 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 are the engine specifications of a Modell-GG?

A Modell-GG has a Hercules engine; its type is not on record.

Engine — Modell-GG Engine
Engine makerHercules
CoolingLiquid-cooled
Air cleanerOil bath air filter
Cylinders4
Displacement2.0 qt · 1.9 L
Bore3.0 in · 76.2 mm
Stroke4.0 in · 101.6 mm
Rated engine speed1,400 rpm

Source · Traktorenlexikon, “Massey-Harris Massey-Harris Modell GG (The General)”

Sources and how this page was built

8 engine values from Traktorenlexikon, “Massey-Harris Massey-Harris Modell GG (The General)”.

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-Harris Massey-Harris Modell GG (The General) — CC BY-SA 4.0, WIKIBOOKS-TL-116933 · revision 1004999. Wikibooks contributors (Traktorenlexikon). Original document