🏷️ Basic Information

Make:

Land Rover

Model:

Series III

Model Generation:

Series III

Model Year:

1976

Vin Decoder Notes:

VIN typically begins with '253' for civilian models, followed by series identifier and production sequence.

👋 Introduction

Segment:

Rugged, go-anywhere utility vehicle, iconic status in the off-road and agricultural sectors.

Competitors 1976:

Willys Jeep, International Harvester Scout, Toyota Land Cruiser (FJ40).

Distinctive Features:

Robust ladder chassis, coil-sprung independent front suspension (on some models, though Series III primarily leaf-sprung), permanent four-wheel drive, durable construction, simple mechanics.

Purpose:

To provide comprehensive, factory-accurate repair and maintenance information for owners and mechanics, ensuring longevity and proper function of the Land Rover Series III.

📋 Manual Details

Primary Coverage:

Mechanical, electrical, and bodywork repair and maintenance for Land Rover Series III 1976 models.

Secondary Coverage:

General specifications, engine tuning, torque settings, lubrication, and fitting instructions.

Estimated Pages:

Extensive, likely several hundred pages, typical for a factory service manual.

Type:

Factory Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine:

Internal combustion engine (e.g., 2.25L Petrol, 2.6L Petrol, 2.25L Diesel variants), cylinder head, block, crankshaft, pistons, camshaft, valve train, lubrication system, cooling system, fuel system, ignition system.

Transmission:

Manual gearbox (e.g., 4-speed), transfer case, clutch assembly, driveshafts, differentials.

Suspension:

Front and rear leaf spring suspension, shock absorbers, bushings, axle assemblies.

Brakes:

Front and rear drum brakes (likely, disc brakes may be an option on later models or specific trims), hydraulic system, master cylinder, wheel cylinders, brake lines.

Steering:

Steering box, steering column, tie rods, linkages.

Electrical:

Battery, alternator, starter motor, ignition system, lighting system, gauges, wiring diagrams, fuse box, horn.

Bodywork:

Chassis, frame, body panels, doors, hood, tailgate, seats, interior trim, weather stripping, paint codes (likely).

Chassis And Frame:

Ladder frame construction, crossmembers, mounting points.

Maintenance:

Oil changes, filter replacements, fluid checks and top-offs, greasing points, ignition timing adjustment, carburetor adjustments, brake adjustments.

Repair:

Engine overhauls, transmission rebuilds, clutch replacement, brake system repair, suspension component replacement, electrical system troubleshooting and repair, body panel repair, chassis repair.

Troubleshooting:

Diagnostic guides for common problems related to engine performance, electrical systems, and mechanical components.

Diagnostics:

Step-by-step diagnostic procedures for identifying the root cause of malfunctions.

Special Tools:

Identification and usage of specialized tools required for specific repair procedures.

Electrical Diagrams:

Comprehensive wiring schematics for all vehicle systems.

Depth:

Complete workshop level, covering everything from basic maintenance to full engine and transmission rebuilds.

📊 Manual Specifications

File Type:

PDF

Searchability:

Likely text-searchable within the PDF reader.

Quality:

High resolution, suitable for printing.

Zoom Capability:

Yes

Binding:

Not applicable (Digital PDF format)

Paper:

Not applicable (Digital PDF format)

Software Requirements:

Adobe PDF Reader, WinZip (for initial download if zipped).

Operating System Compatibility:

All Versions of Windows & Mac

⚙️ Engine Specifications

Engine Type Common:

Inline 4-cylinder OHV petrol

Engine Displacement Common:

2286 cc (2.25 Liters)

Engine Bore Stroke Common:

90.47 mm x 88.9 mm (2.25L Petrol)

Horsepower Typical:

Approx. 72-75 bhp at 4000 rpm (2.25L Petrol)

Torque Typical:

Approx. 120-125 lb-ft at 2000 rpm (2.25L Petrol)

Fuel Delivery Common:

Carburetor (e.g., Zenith Stromberg, SU)

Fuel Type:

Unleaded gasoline (post-1970s regulations) or leaded gasoline (earlier variants)

Diesel Option:

Yes, 2.25L Diesel engine available, producing approx. 62 bhp.

Larger Petrol Option:

Yes, 2.6L inline-6 petrol engine (rare in Series III, more common in Series IIA Station Wagon).

🔧 Transmission

Gearbox Type:

4-speed manual synchromesh (on higher gears)

Transfer Case:

2-speed manual transfer case with selectable 4WD (High/Low range)

Drive System:

Permanent 4WD (some models) or Part-time 4WD with freewheeling hubs

Gearbox Oil Type:

GL-4 Hypoid Gear Oil (e.g., SAE 90, specific Land Rover recommendation likely available in manual)

Transfer Case Oil Type:

GL-4 Hypoid Gear Oil (e.g., SAE 90)

📐 Dimensions

Wheelbase Short:

88 inches (approx. 2235 mm)

Wheelbase Long:

109 inches (approx. 2769 mm)

Body Styles:

2-door, 4-door, Station Wagon, Pickup, Ambulance, etc.

Curb Weight Approx Short:

1,350 kg (2,976 lbs)

Curb Weight Approx Long:

1,550 kg (3,417 lbs)

🛡️ Safety Features

Crash Test Data:

No formal crash test data available from modern agencies due to the era of design.

Active Safety Features:

Basic braking system, robust chassis for structural integrity.

Passive Safety Features:

Minimal; lap seat belts were standard on many models, shoulder belts less common. Body-on-frame construction offers inherent robustness.

💡 Technology Features

Infotainment System:

Basic AM/FM radio (optional), heater, simple ventilation.

Driver Assistance Features:

None by modern standards. Focus on mechanical simplicity and driver control.

Connectivity Features:

None.

🔧 Maintenance

Oil Change Interval Engine:

Every 3,000 miles or 6 months (typical, check manual for exact spec).

Grease Points Interval:

Frequent greasing required at suspension joints, driveshaft U-joints, and steering linkages (typically every 1,000-3,000 miles).

Transmission Oil Change Interval:

Every 12,000 - 24,000 miles or 12-24 months.

Engine Oil Type:

API SF or SG rated, SAE 20W-50 or 15W-40 (refer to manual for specific ambient temperature recommendations).

Coolant Type:

Ethylene glycol-based antifreeze, mixed 50/50 with distilled water. Capacity approx. 10-12 liters.

Brake Fluid Type:

DOT 3 or DOT 4 hydraulic brake fluid.

Chassis Grease Type:

Lithium-based EP (Extreme Pressure) grease.

Common Wear Items:

Leaf springs, bushings, clutch, brake components, radiator, fuel pump, universal joints.

Common Engine Problems:

Oil leaks, piston ring wear, head gasket issues, carburetor tuning sensitivity.

Electrical System Challenges:

Corrosion in wiring connectors, aging wiring harnesses, primitive electrical system design.

Engine Head Bolt Torque:

Specific torque sequence and values provided in the manual (e.g., approximately 50-60 lb-ft for 2.25L).

Wheel Lug Nut Torque:

Specific torque values provided in the manual (e.g., approximately 70-80 lb-ft).

📚 Vehicle History

Brand Origin:

British, founded post-WWII for agricultural and utility purposes.

Series History:

Successor to the Series I and Series II/IIA. Series III introduced revised dashboard, synchromesh gearbox, and minor engine improvements. Remained largely unchanged in core design throughout its production run (1971-1985).

Manufacturing Location:

Solihull, United Kingdom.

Production Period:

Series III produced from 1971 to 1985.

Iconic Status:

Recognized globally for its off-road capability, durability, and simplicity. Remains a popular vehicle for restoration and adventure use.

🏆 Awards & Recognition

Off Road Recognition:

Widely recognized as one of the most capable off-road vehicles ever produced.

Military Service:

Extensively used by military forces worldwide for its reliability and utility.