1975-1983 Massey Ferguson MF255, MF265, MF270, MF275 & MF290 Tractor Shop Manual

This comprehensive factory-grade shop manual covers the Massey Ferguson MF255, MF265, MF270, MF275 & MF290 tractors from 1975-1983. It includes detailed information on all major systems, ensuring you can maintain your tractor.

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Document Details

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Document Number / Seller:
29900 / Nancy Hicks
File Size:
30.70 MB
File Type:
ZIP
Language:
English
Pages:
109
Printable:
Yes
Category:
Tractor
Last updated / verified
Dec 20, 2025

Models Covered & Key Technical Specifications

Massey Ferguson MF255, MF265, MF270, MF275 & MF290 Tractor Shop Manual (1975-1983)

This comprehensive factory-grade shop manual covers the Massey Ferguson MF255, MF265, MF270, MF275 & MF290 tractors from 1975-1983. It includes detailed information on all major systems, ensuring you can maintain your tractor.

  • Documented Moment Values: 108 N-m signifies the specified torque for the flywheel when properly installed.
  • Technical System Volume: 37.8 L is the documented capacity for the transmission, differential, and hydraulic system for models with dry brakes.
  • Universal Alignment Specs: 46° is the standard valve face angle specified for proper operation.
  • Core Thermal Limits: 75°-78° C signifies the temperature range at which the thermostat begins to open on MF255 models.
  • Rated Linear Velocity: 2000 rpm is the rated full load governed speed for the engine.
  • Prescribed Assembly Torques: 135 N-m represents the torque specification for the cylinder head of certain models.

Professional Workshop Service Manual & Technical Specifications

In-Depth Performance Shop Manual: Massey Ferguson MF255, MF265, MF270, MF275 & MF290 Tractor Shop Manual (1975-1983) Powertrain-Manual

Repair-Classification: Shop Manual // Model-Designation: MF255, MF265, MF270, MF275, MF290 / Perkins Diesel & Gasoline // Operational-Framework: Comprehensive Factory-Grade Service Data.

Table of Contents Summary: Following OEM groupings, the manual includes:

  • Engine Overhaul Procedures
  • Hydraulic System Specifications
  • Ignition and Electrical System Details
  • Transmission Removal and Installation
  • Brake System Adjustments and Overhaul

Factory specifications are documented for the Perkins AD4.203 and A4.236/A4.248 diesel engines, covering everything from engine removal to detailed component R&R procedures. Drivetrain specifications are addressed in sections detailing transmission removal, clutch adjustments, and overhaul procedures. Systems such as the electrical system, hydraulic lift, and PTO are covered in dedicated chapters, providing service intervals and diagnostic information. The manual documents torque specifications for various components to ensure proper pivot-point integrity and safe operation. Assembly procedures include detailed steps and diagrams for accurate component installation. The manual details the procedures for disassembling and reassembling various tractor components, including the engine, transmission, axles, and hydraulic systems. It also outlines diagnostic and troubleshooting steps for common issues encountered with these tractors.

...documents torque specifications for the flywheel to ensure proper pivot-point integrity.

FAQ

Reference the **tool** requirements for working with the PTO input shaft? keyboard_arrow_down

A 5 mm (3/16 inch) diameter rod and a special tool (MFN753) are required for precise alignment when installing the PTO input shaft and retainer.

What are the **essential** electrical values for the ignition system timing on these tractors? keyboard_arrow_down

Initial static timing should be 12° BTDC for AG4.212 engines and 11° BTDC for AG4.236 engines, with maximum advance up to 36° BTDC.

Specify the **correct** calibration settings for the idle speed on gasoline engines. keyboard_arrow_down

Adjust idle speed to 725-755 rpm after the idle mixture has been set for optimal engine operation.

What is the **documented** clearance measurement for the crankshaft main journal diameter? keyboard_arrow_down

76.162-76.175 mm (2.9985-2.9990 in.) is the documented range for the crankshaft main journal diameter.

Calculate the **precise** torque specifications for the main bearing caps. keyboard_arrow_down

230-244 N-m (170-180 ft.-lbs.) is the precise torque specification for the main bearing caps.

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This shop manual is a must-have for anyone working on Massey Ferguson tractors. The download process was seamless, and I received the link almost immediately after purchase. The manual's comprehensive details about each system are incredibly helpful. Highly recommend!