1948-1958 Land-Rover Petrol Engine Repair Manual

This official OEM publication outlines the factory-specified maintenance and overhaul parameters for 1948–1958 Land Rover Series I models. It provides the definitive assembly and service data required to properly rebuild A-series petrol and diesel engines.

Manual Specifications at a Glance:

• Coverage: 80, 86, 88, 107, and 109 variants (Petrol and Diesel engines)
• Length: 194 pages of official Land Rover factory data
• Visuals: 61 exploded-view diagrams and assembly illustrations for the engine, gearbox, and suspension

Engine and Lubrication Data

The engine sections detail factory parameters for critical components, from the camshaft and pistons to the oil pump and timing chain assembly. Mechanics and restorers will find reference tables covering piston displacements, compression ratios, firing orders, and torque loadings for main bearing caps and cylinder head bolts. It also outlines essential clearance and fitment specifications for the valve train.

Gearbox and Suspension Specs

Beyond the engine block, the manual documents the main gear change levers, freewheel mechanisms, and transfer box internal components. The suspension chapters list front and rear road spring rates and free camber measurements for both driver and passenger variants across specific chassis serial numbers.

Sample Data Included in the Manual:

• Intake valve clearance: 0.010 in (0.25 mm)
• 2.0L Diesel engine compression ratio: 22.5:1
• Petrol engine crankshaft main bearing torque: 80 lb/ft (11 mKg)

Please note: This page outlines the specific contents covered within the manual. All step-by-step diagnostic and repair instructions are located inside the downloadable PDF.