WhichTractor
  • Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1951–1957
  • 1,823 built

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 Pony 811/812 Engine specs

8 engine values on record for the Pony 811/812.

Engine power, claimed · gross or net not stated

15.6 hp

11.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Massey-Harris Massey-Harris Pony 811/812”, 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 Pony 811/812?

A Pony 811/812 has a SIMCA 702, a 4-cylinder petrol engine.

Engine — SIMCA 702 specifications
Make & modelSIMCA 702
FuelPetrol
Cylinders4
CoolingLiquid-cooled
Air cleanerDonaldson oil bath air filter
Cylinders4
Displacement1.3–1.4 qt · 1.2–1.3 Lthe article lists alternatives
Stroke3.0 in · 75 mm
Rated engine speed1,800 rpm

Source · Traktorenlexikon, “Massey-Harris Massey-Harris Pony 811/812”

Sources and how this page was built

8 engine values from Traktorenlexikon, “Massey-Harris Massey-Harris Pony 811/812”.

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 Pony 811/812 — CC BY-SA 4.0, WIKIBOOKS-TL-117011 · revision 1065906. Wikibooks contributors (Traktorenlexikon). Original document