🏷️ Basic Information

Make:

Leyland

Model:

P76

Year Range:

1973-1975

Trim Levels Covered:

Basic, Deluxe, Super, Executive

Engine Code 2623Cc:

Likely derived from Holden's Red motor family, specific P76 code not readily available without manual reference.

Engine Code 4416Cc:

Likely derived from Holden's V8 engine family, specific P76 code not readily available without manual reference.

👋 Introduction

Market Positioning:

A vital resource for owners and mechanics seeking to maintain, repair, and restore the Leyland P76, a significant Australian-made vehicle.

Competitive Advantage:

Offers a singular, comprehensive source of information for a specific, classic Australian vehicle, making it indispensable for enthusiasts.

Manual Key Features:

Step-by-step instructions, numerous diagrams, fully bookmarked and interactive index, broad model and engine coverage.

📋 Manual Details

Manual Scope:

Comprehensive workshop and repair manual

Page Count:

Estimated 400-600 pages (typical for comprehensive workshop manuals of this era, exact count not provided in product info)

Manual Type:

Workshop Repair Manual

Language:

English

Format:

Likely Printed or Digital (PDF), with interactive index

📖 Manual Coverage

Engine Systems:

Engine overhaul (OHV E6, OHV V8), lubrication, cooling, fuel system, exhaust system

Drivetrain Systems:

Manual transmission, automatic transmission, clutch, rear axle, propeller shaft, universal joints

Suspension Steering:

Front suspension, rear axle, springs and shock absorbers, steering unit

Braking Wheels:

Brakes, wheels and tyres

Electrical Systems:

Electrical system (including ignition, lighting, starting, charging)

Body Interior:

Body and sheet metal, Heater and Air Conditioning

Maintenance Procedures:

Lubrication and Maintenance schedules, routine servicing, fluid changes, filter replacements

Repair Procedures:

Engine rebuilds, transmission overhauls, suspension component replacement, brake system repairs, electrical troubleshooting and repair

Diagnostic Procedures:

Troubleshooting common issues, fault finding based on symptoms

Engine Overhaul Procedures:

Detailed steps for dismantling, inspecting, machining, and reassembling both the 6-cylinder and V8 engines, including piston installation, bearing replacement, valve adjustments, timing chain/gear replacement.

Transmission Overhaul Procedures:

Step-by-step guides for removing, disassembling, inspecting, and rebuilding both manual and automatic transmissions, including clutch replacement and torque converter servicing.

Suspension And Steering Repair:

Procedures for replacing ball joints, tie rod ends, bushings, shock absorbers, kingpins (if applicable), and steering box/rack adjustments and rebuilds.

Brake System Overhaul:

Detailed instructions for brake pad/shoe replacement, caliper/wheel cylinder rebuilding, brake line replacement, master cylinder overhaul, and brake system bleeding.

Electrical System Troubleshooting:

Wiring diagrams, component testing procedures, fault diagnosis for starting, charging, ignition, lighting, and accessory systems.

Depth Of Coverage:

Comprehensive, from basic maintenance to full rebuilds, suitable for both home and professional mechanics.

Engine Specifications Detailed:

Includes torque specifications for all fasteners, cylinder head tightening sequences, valve clearances, ignition timing settings, and engine component tolerances.

Transmission Gear Ratios:

Specific gear ratios for all available manual and automatic transmissions will be provided, crucial for performance and drivability assessment.

Chassis And Body Repair:

Guidance on chassis alignment, body panel repair and replacement, welding procedures, door and window sealing, and trim component fitting.

Cooling System Diagnostics:

Information on radiator testing, water pump replacement, thermostat testing, and flushing procedures for the cooling system.

Fuel System Calibration:

Details on carburetor adjustment, fuel pump testing, fuel filter replacement, and fuel line maintenance.

📊 Manual Specifications

Digital Format:

Likely PDF, with searchability and interactive index (as per description)

Print Quality:

Assumed high quality with clear diagrams and legible text for workshop use.

Binding Type:

If printed: Spiral-bound or perfect-bound for durability in a workshop environment.

Paper Type:

If printed: Durable, high-quality paper suitable for repeated handling in a workshop.

⚙️ Engine Specifications

Engine 2623Cc:

Configuration: Inline 6-cylinder OHV. Power Output: Estimated 125-135 hp (approximate, requires manual for specifics). Torque: Estimated 170-190 lb-ft (approximate, requires manual for specifics). Bore x Stroke: Not specified, requires manual lookup. Compression Ratio: Not specified, requires manual lookup.

Engine 4416Cc:

Configuration: V8 OHV. Power Output: Estimated 180-210 hp (approximate, requires manual for specifics). Torque: Estimated 240-280 lb-ft (approximate, requires manual for specifics). Bore x Stroke: Not specified, requires manual lookup. Compression Ratio: Not specified, requires manual lookup.

Engine 2623Cc Bore Stroke:

Bore: 82.55 mm (3.25 in), Stroke: 82.55 mm (3.25 in) - Typical for Holden Red Motor 202 cubic inch variant this engine is based on. Precise figures require manual confirmation.

Engine 4416Cc Bore Stroke:

Bore: 88.9 mm (3.50 in), Stroke: 88.9 mm (3.50 in) - Typical for Holden V8 253 cubic inch variant this engine is based on. Precise figures require manual confirmation.

Performance Characteristics:

The 2623cc engine provided adequate performance for daily driving, while the 4416cc V8 offered significantly stronger acceleration and highway cruising capabilities.

Fuel System Description:

Typically carbureted, with single or twin-barrel carburetors depending on engine and model variant. The manual would detail specific carburetor models, settings, and troubleshooting.

🔧 Transmission

Standard Transmission:

Likely a 3-speed manual transmission as standard on base models, with options for 4-speed manuals on higher trims.

Optional Transmission:

Automatic transmission (likely a 3-speed unit, possibly sourced from General Motors Holden).

Transmission Features:

Manual: Single plate dry clutch. Automatic: Torque converter, likely with floor-mounted shifter. Manuals would cover clutch adjustment, transmission fluid changes, and potential rebuild procedures.

📐 Dimensions

Exterior Dimensions:

The Leyland P76 was known for its spacious interior and substantial exterior dimensions, designed to compete with larger American sedans. Specific length, width, and height figures are detailed in the manual.

Interior Dimensions:

Designed with a focus on passenger comfort and space, offering ample legroom and headroom for its class.

Cargo Dimensions:

The P76 featured a large boot/trunk, practical for family use and luggage.

Curb Weight:

Curb weight varied by engine and trim, likely ranging from approximately 1350 kg to 1550 kg. Specific figures available in the manual.

🛡️ Safety Features

Safety Ratings:

No formal crash ratings available from modern testing agencies as the vehicle predates standardized testing. However, design considerations for the era would be covered.

Active Safety Features:

Brake system (front disc, rear drum likely), steering. Manual would detail brake component specifications and adjustment procedures.

Passive Safety Features:

Seat belts (likely lap belts in front, possibly lap belts in rear depending on year and compliance), padded dashboard, collapsible steering column (design intent). Manual would cover body structure and related components.

💡 Technology Features

Infotainment System:

Basic AM/FM radio, possibly with cassette player on higher trims. Manual covers electrical system, including radio installation and troubleshooting.

Driver Assistance Features:

Limited by era. Features would be primarily mechanical (e.g., power steering on some models, power brakes). Manual details operation and maintenance of these systems.

Connectivity Features:

N/A for the era. Focus is on mechanical and electrical systems.

🔧 Maintenance

Typical Service Intervals:

Oil changes: 5,000 km or 3 months. Filter changes: Coinciding with oil changes. Greasing: Various points requiring attention every 10,000 km. Spark plug checks/replacement: 20,000 km. Detailed schedules in the manual.

Spark Plug Gap:

Typically 0.7 mm - 0.8 mm (0.028 - 0.031 inches) for both engine variants. Manual will provide exact specification and recommended spark plug part numbers.

Engine Oil Specification:

API SF/SG rated oil, viscosity SAE 20W-50 or 20W-40 common for the era. Manual will specify exact API rating and viscosity based on ambient temperature.

Coolant Specification:

Ethylene glycol based antifreeze/coolant, typically a 50/50 mix with water. Manual will specify type and capacity.

Transmission Fluid Manual:

GL-4 rated gear oil, SAE 90. Manual will specify exact type and capacity.

Transmission Fluid Automatic:

Dexron II or equivalent ATF (Automatic Transmission Fluid). Manual will specify exact type and capacity.

Brake Fluid Specification:

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

Differential Oil Specification:

Hypoid gear oil, SAE 90. Manual will specify type and capacity for the rear axle.

Common Issues:

Rust (particularly in Australian climate), electrical gremlins, carburetor tuning issues, potential cooling system leaks (due to age). The manual is essential for diagnosing and rectifying these.

📚 Vehicle History

Brand Heritage:

Leyland Australia, a subsidiary of British Leyland, was responsible for producing Australian market vehicles. The P76 represented a significant domestic design and engineering effort.

Model Evolution:

Launched in 1973, the P76 was intended to be a modern, Australian-designed family car. It was available in sedan, wagon (Tourer), and a coupe (V8-S) body styles, though the manual specifies sedan variants. Despite its innovative features for the time, it faced market challenges.

Production Period:

1973-1976. The manual covers the primary production years.

Manufacturing Location:

Australia

🏆 Awards & Recognition

Vehicle Awards:

While the P76 had innovative design elements, it did not receive major industry awards during its production run due to its short market life and commercial challenges.