Massey-Harris 744

The Massey-Harris 744 is a tractor produced by Massey Harris. It is equipped with a 288 ci 4.7 L engine. The listed engine power is Diesel (listed): 46 hp / 34.3 kW. Transmission: 5 forward and 1 reverse.

Engine Power

Diesel (listed): 46 hp / 34.3 kW

Fuel & Capacities

Diesel

Transmission

5 forward and 1 reverse

Overview

	1948 - 1958

Production
Manufacturer	Massey-Harris
Factories	Manchester, England
	Kilmarnock, Scotland
Total built	17,000 *Estimated.
The Massey-Harris 744PD was a British-built version of the 44. The 744 was fitted with a Perkins diesel engine in place of the Continental engine in the North American market.

Variants
744PD	English-built
744D	Scottish-built

Massey-Harris 744 Engine
Perkins 4.7L 6-cyl diesel
Engine details ...

Massey-Harris 744 Transmission
5-speed gear
Transmission details ...

Massey-Harris 744 Power
Engine	46 hp 34.3 kW
Drawbar (claimed)	39 hp 29.1 kW
Belt (claimed)	42 hp 31.3 kW

Mechanical
Two-wheel drive
Open operator station.

Dimensions & Tires
Full dimensions and tires ...

Engine

Engine Detail — 288 ci / 4.7 L Diesel

Manufacturer	Perkins P6
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	288 ci 4.7 L
Bore/Stroke	3.50x5.00 inches 89 x 127 mm
Power	46 hp 34.3 kW

Transmission

Transmission — 5 forward and 1 reverse gear

Type	gear
Gears	5 forward and 1 reverse

Dimensions

Massey-Harris 744 Tires

Dimensions

Photos

Massey-Harris 744 PD, left side.

Massey-Harris 744 PD, right side.

Recommended Implements & Sizing Guide

Engineering recommendations for Massey Harris Massey-Harris 744 based on its 46 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm)	Medium Duty	Standard utility farm tillage.
Rotary Cutter / MowerMowing & Clearing	6 ft (72 in)1.8 m	Medium Duty	Medium pasture clearing; rear slip-clutch recommended.
Rotary TillerSeedbed Prep	66 to 72 in165 - 180 cm	Medium Duty	Standard utility tiller; slip clutch protection required.
Disc HarrowSecondary Tillage	7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙	Medium Duty	Field leveling and clod breaking behind plows.
Hay BalerHay & Forage	Small Square Baler (14x18")小方捆打捆机 (36x46 cm)	Medium Duty	Classic 2-string baler for horse and small livestock hay.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Massey Harris Massey-Harris 744.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours

Massey Harris Massey-Harris 744 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Massey Harris Massey-Harris 744.

Enter value:

Unit:

Converted Equivalents:

Horsepower (HP)46 hp

Kilowatts (kW)34.3 kW

Metric Horsepower (PS / CV)46.6 PS

Direct Competitor Comparison

Compare Massey-Harris 744 against same-era industry alternatives in the same horsepower class.

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