Jaguar Mk1 Mk2 240 340 Service Repair Manual 1955-1967

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Basic Information Identification Make: Jaguar Model: 340 Generation Production Years: 1955-1967 Codes Vin Decoder Reference: Not specified in product info, but manual would contain model-specific decoding information. Introduction Market Position...

Type: Cars

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Sku: 167751

Tags: Jaguar

Product variants

Description

Basic Information
Identification
Make:	Jaguar
Model:	340
Generation
Production Years:	1955-1967
Codes
Vin Decoder Reference:	Not specified in product info, but manual would contain model-specific decoding information.

Introduction
Market Position
Positioning:	A premium, sporting saloon that offered excellent performance and luxury for its era. Known for its elegant styling and sophisticated engineering.
Competitive Analysis
Competitors:	Primarily competed against other luxury and sporting saloons from brands like Rover, Austin-Healey, and various European manufacturers such as Mercedes-Benz and BMW, though often at a more accessible price point than some.
Key Features
Distinctive Features:	Monocoque construction, powerful XK-derived engines, independent front suspension, well-appointed interiors, characteristic Jaguar styling.
Manual Value Proposition
Value:	Provides essential, factory-specific information for maintaining, diagnosing, and repairing these classic Jaguars, enabling owners and mechanics to preserve their value and performance.

Manual Details
Coverage Areas
Geographic Coverage:	Global, reflecting Jaguar's international market presence.
Model Coverage:	All Jaguar Mk1, Mk2, 240, and 340 models manufactured between 1955 and 1967.
Page Count
Estimated Page Count:	Likely extensive, given the depth of coverage, estimated to be 1000+ pages in digital format.
Manual Type
Type:	Workshop Service and Repair Manual
Language
Language:	English
Format
Digital Format:	PDF
Accessibility:	Compatible with Windows and Mac operating systems.
Distribution:	Downloadable

Manual Coverage
Systems Covered
Powertrain:	Engine, fuel system, cooling, lubrication, exhaust, ignition, starting, charging, manual transmission, automatic transmission (if applicable to specific models/options), clutch, propeller shaft, differential, drive shafts, axles.
Chassis:	Suspension (front and rear), steering (column, power steering), wheels, tires, brakes (hydraulic, parking brake).
Body And Interior:	Body panels, doors, hood, glass, mirrors, interior trim, seats, instrument panel, HVAC (Air Conditioning), wipers and washers, door locks, horn.
Electrical:	Wiring schematics, lighting, instrumentation, audio/visual systems, cruise control, seat belts, restraint systems, engine immobilizer (likely for later models within the range), multiplex/CAN communication (less likely for this era but listed as a general category, may refer to early electrical control systems).
Procedures Included
Maintenance:	Routine maintenance, fluid changes, lubrication, filter replacement, tune-ups.
Diagnostics:	Troubleshooting guides, symptom-based diagnostics, fault finding for all major systems.
Repair:	Complete step-by-step repair procedures for all mechanical and electrical components, engine rebuilds, transmission overhaul, brake system repairs, bodywork repairs.
Technical Data:	Specifications, torque values, clearances, tolerances, wiring diagrams, exploded views, illustrations.
Technical Depth
Depth:	Comprehensive factory-level detail, designed for professional technicians, covering everything from basic maintenance to complete overhaul and diagnosis.

Manual Specifications
File Format
Format:	PDF
Searchability:	Likely text-searchable within PDF for quick information retrieval.
Print Quality
Printability:	Fully printable, allowing users to print specific pages or sections as needed.
Image Resolution:	High resolution allowing for image enlargement for detailed viewing.
Binding Type
Binding:	N/A (Digital PDF format, no physical binding)
Paper Type
Paper Type:	N/A (Digital PDF format, no physical paper)

Engine Specifications
Primary Engine
Engine Type:	Inline 6-cylinder, Dual Overhead Camshaft (DOHC)
Displacement Mk1:	2.4 Liters (2483 cc)
Displacement Mk2 340:	3.4 Liters (3442 cc)
Displacement Mk2 380:	3.8 Liters (3790 cc)
Performance
Horsepower 2.4L:	Approx. 112-118 bhp
Horsepower 3.4L:	Approx. 210-213 bhp
Horsepower 3.8L:	Approx. 220-225 bhp
Fuel System
Carburetion:	Typically twin SU carburetors (e.g., H6 for 3.4/3.8, HV for 2.4).
Fuel Type:	Leaded gasoline (for most of the production run).

Transmission
Standard
Transmission Type Early:	4-speed manual with optional overdrive (Laycock de Normanville or similar).
Optional
Transmission Type Auto:	3-speed Borg-Warner automatic transmission was a popular option, particularly on Mk2 models.
Features
Overdrive:	Available on manual transmissions, improving cruising economy and reducing engine wear.

Dimensions
Exterior
Wheelbase:	Approx. 107 inches (2718 mm) for Mk1 and Mk2, with slight variations.
Length:	Approx. 174-177 inches (4420-4496 mm) depending on model.
Width:	Approx. 62-64 inches (1575-1626 mm) depending on model.
Height:	Approx. 58-59 inches (1473-1500 mm) depending on model.
Weights
Curb Weight:	Approx. 3200-3500 lbs (1450-1590 kg) depending on engine and options.

Safety Features
Ratings
Crash Test Data:	No formal crash test data from modern agencies exists for vehicles of this era. The manual would focus on the safety features available at the time.
Active Features
Braking System:	Hydraulic disc brakes on all four wheels (Dunlop discs became standard on Mk2), a significant safety advancement for its time.
Steering System:	Burman recirculating ball steering, with power steering becoming a widely adopted option on Mk2 models.
Passive Features
Seat Belts:	Lap belts were often optional or fitted later; the manual would cover their installation and maintenance.
Body Structure:	Unitary (monocoque) body construction provided a relatively rigid safety cell for its period.

Technology Features
Infotainment
Audio System:	Period-appropriate radios, often Motorola or similar, were available. Manual would cover their installation and basic troubleshooting.
Driver Assistance
Cruise Control:	Optional on some later models, particularly the Mk2 3.8 S, and would be detailed in the manual.
Power Steering:	Became a significant technological upgrade, especially on the Mk2, improving drivability. Covered extensively.
Connectivity
Connectivity Features:	No modern connectivity features. Focus is on mechanical and electrical systems of the era.

Maintenance
Service Intervals
Oil Change Interval:	Typically every 3,000 miles (4,800 km) or 6 months, though modern synthetic oils may allow for extended intervals. Manual will specify the original recommendation.
Grease Points:	Regular lubrication of chassis grease points (king pins, suspension joints, steering linkages) is crucial. Manual will detail locations and frequency.
Fluid Specifications
Engine Oil Specification:	SAE 20W/50 or 20W/40 was common. For unleaded fuel conversion, specific oils with ZDDP additive are recommended. The manual will list original specifications.
Coolant Specification:	A mixture of antifreeze and water (typically 50/50) for freeze protection and corrosion inhibition. Manual will specify type and ratio.
Brake Fluid Specification:	DOT 3 or DOT 4 glycol-based brake fluid. Manual will confirm the exact type.
Transmission Fluid Manual:	Gear oil for the manual transmission (e.g., SAE 90 GL-4). Manual will specify type and quantity.
Transmission Fluid Automatic:	Dexron-II or equivalent for Borg-Warner automatics. Manual will specify exact fluid.
Known Issues
Rust Prone Areas:	Wheel arches, sills, floor pans, bulkhead, boot floor, and door bottoms are common areas for corrosion.
Engine Wear:	Oil leaks from the rear crankshaft seal, camshaft seals, and general wear in higher mileage engines. Timing chain wear can also occur.
Suspension Wear:	Worn king pins, bushes, and shock absorbers can affect handling and ride quality. Spline wear on drive shafts is also possible.
Electrical Gremlins:	Age-related issues with wiring harnesses, switches, and Lucas electrics can lead to intermittent faults.

Vehicle History
Brand Heritage
Brand Legacy:	Jaguar has a rich history of producing high-performance luxury sports cars and saloons, renowned for their engineering, style, and racing pedigree.
Model Evolution
Mk1 Introduction:	The Mk1 (2.4 Litre) debuted in 1955, featuring the first unitary body construction for Jaguar and a new compact inline-six engine.
Mk2 Introduction:	The Mk2, launched in 1959, was an evolution of the Mk1, featuring a revised interior, improved suspension, larger engines (3.4 and 3.8 liters), and optional disc brakes on all wheels. It became a highly sought-after sports saloon.
240 And 340 Introduction:	The 240 (a revised 2.4 Litre) and 340 (a revised 3.4 Litre) were introduced in 1967 as more cost-effective models, with some luxury features deleted to meet market demand.
Production
Manufacturing Location:	Coventry, England.
Production Numbers:	Significant production numbers across all variants, making them relatively common classic Jaguars today.

Awards & Recognition
Recognitions
Automotive Press Awards:	While specific awards are not listed, the Jaguar Mk2, in particular, was widely praised by automotive press for its performance, handling, and luxury, often being considered one of the finest sports saloons of its time.
Racing Heritage:	The XK engines and chassis design underpinned Jaguar's significant motorsport successes in the 1950s (e.g., Le Mans wins), contributing to the model's prestigious image.