Massey-Harris Pony 812

Last Updated: June 2024

Overview

The Massey-Harris Pony 812 is a compact utility tractor that was produced from 1951 to 1957 in Marquette-lez-Lille, France. This tractor features a 4x2 2WD chassis, a manual steering, and a simple gear type transmission with three forward gears and one reverse gear, catering to a range of general farming tasks. It is powered by a 1.2 L, 74.4 cubic inch, four-cylinder, naturally aspirated Simca gasoline engine capable of delivering 15.8 horsepower at 1850 rpm. Its straightforward open operator station design, paired with manual steering and mechanical band brakes, underscores its utilitarian nature and ease of maintenance. The tractor's operating weight stands at 1653 pounds, which enhances its stability during operation. Despite its age, the Massey-Harris Pony 812 remains a notable example of post-war tractor engineering and holds a place in agricultural history.
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Key Specifications

Category: Utility

Power Output: 15.8

Transmission: Gear

Drive Type: 2WD

Operating Weight: 1653

Fuel Type: Gasoline

Massey-Harris Pony 812 vs. Similar Tractors

Power Output
Poor
Greater than 4% of similar tractors.
Operating Weight
Below Average
Greater than 13% of similar tractors.

Technical Specifications

Engine

Manufacturer
Simca
Model
-
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
-
Fuel Type
Gasoline
Induction Type
Naturally Aspirated
Cylinders
4
Displacement (ci)
74.4
Bore (in)
2.83
Stroke (in)
2.95
Rated RPM
1850
Power Output (hp)
15.8

Transmission

Type
Gear
Forward Gears
3
Reverse Gears
1
Total Gears
-

Dimensions

Length (in)
104.3
Width (in)
55.5
Height (in)
61
Operating Weight (lb)
1653

Power Take-Off (PTO)

PTO Type
Independent
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
Manual
Coolant Capacity (qts)
-
Front Tire Diameter (in)
-
Front Tire Width (in)
4
Rear Tire Diameter (in)
24
Rear Tire Width (in)
8
Front/Rear Rim Diameter (in)
-
Tire Type
Ag
Manufacture - End Year
1957
Hitch Type
-
Hitch Category
-
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
Open
Starter Type
Electric
Brake Type
Mechanical band
Hydraulic System Type
-