🏷️ Basic Information

Make:

Mini

Model:

1275 GT

Model Years Covered:

1969-1980

Product Type:

Workshop Service Repair Manual

Vin Code Range:

Specific VIN range not provided, but covers 1969-1980 production.

👋 Introduction

Positioning:

A professional-grade technical manual designed for DIY enthusiasts and professional mechanics alike, offering comprehensive coverage for a specific, iconic model. It aims to provide cost savings and empower owners with repair knowledge.

Comparison:

This manual represents the factory-equivalent information used by local service/repair shops, differentiating it from less comprehensive or generic guides. Its digital format offers advantages in accessibility and usability over traditional paper manuals.

Features:

Complete and intact, hundreds of pages of diagrams and detailed information, professional technician level of detail, easy-to-follow step-by-step instructions, troubleshooting and electrical diagnostics integrated with wiring diagrams.

📋 Manual Details

Primary Coverage:

All Models/Engines/Trim/Transmissions Types of the Mini 1275 GT from 1969-1980.

Estimated Page Count:

Hundreds of pages (as stated in product description, specific count not provided).

Type:

Workshop Repair Service Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Engine:

Engine Service/Repair, Engine Control System

Transmission:

Transmission Service/Repair, Differential/Drive, Axle

Brakes:

Brake System

Electrical:

Electrical System, Wiring Diagram, Engine Control System

Suspension Steering:

Suspension, Steering

Cooling:

Cooling System

Fuel:

Fuel Injection/Fuel System

Emissions:

Emission System

Comfort:

Heater/Air Conditioner

Body Interior:

Chassis/Body, Restraint System, Interior

Maintenance:

General Maintenance, Periodic Lubrication

Troubleshooting:

Troubleshooting

Repair:

Detailed substeps, numbered instructions, disassembly, assembly, cleaning, reinstalling procedures.

Diagnostics:

Diagnostic information, electrical service procedures.

Electrical Diagnostics:

Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.

Depth:

Comprehensive diagnostic, repair, and maintenance information as used by professional technicians. Covers detailed substeps, notes, cautions, and warnings.

Illustrations:

Detailed illustrations, drawings, and photos guide through procedures. Enlarged insets for detailed part examination.

📊 Manual Specifications

File Format:

PDF

Printability:

Full Printable

Zoom Functionality:

Zoom IN/OUT functionality

Binding:

Digital Download (No physical binding)

Paper Type:

N/A (Digital format)

Delivery Method:

Instant Download

Software Requirements:

Adobe PDF Reader & WinZip

Operating Systems:

All Versions of Windows & Mac

⚙️ Engine Specifications

Engine Type:

Inline 4-cylinder, OHV (Overhead Valve)

Engine Displacement:

1275 cc (1.3 Liters)

Engine Code Example:

1275 GT specific codes would be detailed in the manual.

Estimated Horsepower:

Approximately 60-70 hp (varies slightly by year and tuning)

Estimated Torque:

Approximately 70-75 lb-ft (varies slightly by year and tuning)

Fuel Delivery:

Typically a single SU or Weber carburetor (details within manual).

Fuel Type:

Unleaded gasoline (post-1970s regulations), originally leaded. Manual will specify appropriate grades.

🔧 Transmission

Type:

4-speed Manual Transaxle

Options:

No automatic transmission was offered for the 1275 GT.

Drive Layout:

Front-wheel drive

Gear Ratios:

Specific gear ratios for each of the four forward gears and reverse are detailed in the manual.

Transmission Fluid:

Manual transmission fluid (MTF) specification is provided in the manual, typically GL-4 rated.

📐 Dimensions

Length:

Approx. 3,054 mm (120.2 in)

Width:

Approx. 1,410 mm (55.5 in)

Height:

Approx. 1,220 mm (48.0 in)

Wheelbase:

Approx. 2,032 mm (80.0 in)

Curb Weight:

Approx. 650-700 kg (1,433-1,543 lbs), varies by specification.

🛡️ Safety Features

Crash Test Information:

N/A (Modern crash test standards were not in place for this era of vehicle).

Braking System:

Front disc brakes, rear drum brakes. Manual details service and troubleshooting for both.

Steering System:

Rack and pinion steering, manual operation. Steering system service is covered.

Seatbelts:

Lap belts standard, three-point belts may have been an option or later addition. Manual covers restraint system service.

💡 Technology Features

Features:

Basic analogue instrumentation, typically a speedometer, fuel gauge, and temperature gauge. Radio may have been an option. No advanced infotainment features.

Features:

No electronic driver assistance systems common in modern vehicles.

Features:

No connectivity features.

🔧 Maintenance

Oil Change:

Typically every 3,000-5,000 miles or 6 months, specific interval detailed in manual.

Tune Up:

Recommended annually or every 12,000 miles, covering ignition timing, spark plugs, carburetor adjustment, etc.

Lubrication:

Periodic lubrication points as outlined in the manual, including suspension and steering components.

Engine Oil:

Viscosity typically 20W-50 or 20W-40 depending on climate. Manual will specify.

Coolant:

Ethylene glycol-based antifreeze/coolant mixture. Specific ratio and type detailed in manual.

Brake Fluid:

DOT 3 or DOT 4 brake fluid. Manual will specify exact type and replacement interval.

Common Problems:

Rust in bodywork (wheel arches, sills, floor pans), gearbox synchromesh wear, oil leaks (particularly from the gearbox/engine interface), potential for thermostat issues, carburetor tuning.

📚 Vehicle History

Heritage:

Mini is an iconic British automotive brand, renowned for its space-saving transverse engine layout and go-kart handling, pioneered by Sir Alec Issigonis.

1275 Gt Development:

The 1275 GT was introduced as a sportier variant of the Mini, utilizing the larger 1275cc engine from the Cooper models and featuring a distinctive front end with a grille and wider wheel arches, distinguishing it from the standard Mini.

Production Period:

1969-1980

Manufacturing Location:

Primarily Longbridge, Birmingham, UK.