Massey-Harris

Massey-Harris Pony 812

The Massey-Harris Pony 812 is a utility tractor produced from 1951 to 1957. Built in Marquette-lez-Lille, France, it features a Simca 1.2L 4-cylinder liquid-cooled gasoline engine producing 15.8 hp (11.8 kW). The tractor has a 3-speed gear transmission with 3 forward and 1 reverse gears. It is a two-wheel drive tractor with spur gear final drives, manual steering, and mechanical band brakes. The operator station is open. The Pony 812 has a wheelbase of 66.9 inches (169 cm), weighs 1653 lbs (749 kg), and has independent rear PTO. Tires are 4x15 front and 8x24 or 9x24 rear. It was succeeded by the Pony 820 and preceded by the Pony 811.

Power15 hp

Founded1951 - 1957

ModelPony 812

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Technical Specifications

Detailed specifications and technical data for Massey-Harris Pony 812

Power

Engine power	15.8 hp (11.8 kW)

Tires

Ag rear	8x24
Ag front	4x15
Additional rear tire	9x24

Engine

Model	Simca 1.2L 4-cyl gasoline
Power	15.8 hp (11.8 kW)
Starter	electric
Fuel tank	6.9 gal (26.1 L)
Rated RPM	1850
Bore/Stroke	2.83x2.95 inches (72 x 75 mm)
Compression	6.25:1
Displacement	74.5 ci (1.2 L)
Oil capacity	3 qts (2.8 L)
Starter volts	6

Dimensions

Width	55.9 inches (141 cm)
Height	61.4 inches (155 cm)
Length	104.7 inches (265 cm)
Weight	1653 lbs (749 kg)
Wheelbase	66.9 inches (169 cm)
Rear tread	40.9 to 68.9 inches (103 to 175 cm)
Front tread	40.9 to 68.9 inches (103 to 175 cm)
Ballasted weight	2271 lbs (1030 kg)
Ground clearance	20.9 inches (53 cm)