The Massey Harris 33 Diesel Tractor, produced primarily in the 1950s, represents a robust and reliable piece of agricultural machinery from a prominent North American manufacturer. Designed for general farm work, this medium-duty tractor offered the fuel efficiency and torque characteristic of its diesel engine, making it suitable for demanding tasks such as plowing, tilling, and draft work. Competing with other major manufacturers of the era, the 33 Diesel was part of Massey Harris's evolving tractor line, known for its innovation and durability. Its engineering quality and intended application for versatile farm operations underscore its historical significance in agricultural mechanization.

This manual serves as a comprehensive parts catalog for the Massey Harris 33 Diesel Tractor, serial number 1001 and up. It provides detailed exploded views and OEM part numbers essential for identifying and ordering replacement components across all major systems, including the engine, fuel, cooling, transmission, hydraulic, PTO, braking, steering, electrical, chassis, and operator controls. The manual's primary purpose is to facilitate the accurate sourcing of parts, aiding owners, mechanics, and technicians in maintaining the operational integrity and longevity of their tractor. Its high-resolution digital format ensures clarity and printability for ease of use.