Massey-Harris Pacemaker

Last Updated: September 2024

Overview

The Massey-Harris Pacemaker is a utility tractor built for everyday farm work. It has a 4-cylinder gasoline engine that's liquid-cooled and naturally aspirated. The engine is quite big for its time, with a displacement of 247.7 cubic inches. It runs at a slow speed of 1200 rpm, which is typical for older tractors.

This tractor is a 2-wheel drive model with a manual steering system. It has a gear transmission with 4 forward speeds and 1 reverse speed. The Pacemaker weighs 4050 pounds, which is about average for tractors of its type. It's 122 inches long and 53 inches tall, making it a compact but capable machine. One unique feature is its steel wheels, both in front and back, instead of rubber tires. The tractor also has an oil bath air cleaner and a centrifugal governor to control engine speed.
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Key Specifications

Category: Utility

Transmission: Gear

Drive Type: 2WD

Operating Weight: 4050 lb (1837 kg)

Fuel Type: Gasoline

Technical Specifications

Engine

Manufacturer
Massey-Harris
Cooling Type
Liquid-cooled
Cylinder Orientation
Vertical
Valve Configuration
Vertical
Fuel Type
Gasoline
Induction Type
Naturally Aspirated
Cylinders
4
Displacement
248 ci (4.1 L)
Bore
3.88 in (98.4 mm)
Stroke
5.25 in (133.3 mm)
Rated RPM
1200

Transmission

Type
Gear
Forward Gears
4
Reverse Gears
1

Drivetrain

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
Manual