Jaguar Xk 120 Xk140 Xk150 1948-1961 Service Repair Manual

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🏷️ Basic Information Identification Make: Jaguar Model: XK120, XK140, XK150 Codes Chassis Codes: XK120: 600001-609729 (OTS), 600001-609729 (FHC), 600001-609729 (DHC); XK140: S800001-S830568; XK150: S830569-S837926 👋 Introduction Market Position Positioning: Essential...

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Type: Car

Vendor:

Sku: 206279

Tags: 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 Car Cars Jaguar XK Xk 120 Xk140 Xk150

Product variants

Description

🏷️ Basic Information

Identification

Make:

Jaguar

Model:

XK120, XK140, XK150

Codes

Chassis Codes:

XK120: 600001-609729 (OTS), 600001-609729 (FHC), 600001-609729 (DHC); XK140: S800001-S830568; XK150: S830569-S837926

👋 Introduction

Market Position

Positioning:

Essential resource for owners and mechanics of classic Jaguar XK models, providing comprehensive factory information.

Competitive Analysis

Competition:

Offers a more complete and integrated solution compared to individual technical articles or basic repair guides.

Key Features

Features:

Instant digital access, comprehensive coverage of service, repair, and parts, high-quality printable format.

📋 Manual Details

Coverage Areas

Applicable Years:

1948-1961

Page Count

Estimated Pages:

Numerous (stated as hundreds or thousands)

Manual Type

Type:

Factory Service Repair Workshop and Parts Manuals

Language

Language:

English

Format

File Format:

📖 Manual Coverage

Systems Covered

Engine:

Complete Engine Service/Repair, Engine Control System

Transmission:

Transmission Service/Repair

Brakes:

Brake System

Electrical:

Wiring Diagram, Electrical System

Suspension:

Suspension, Steering

Fuel System:

Fuel System, Fuel Injection

Cooling System:

Cooling System

Body Chassis:

Chassis/Body

Interior:

Interior

Drive Axle:

Differential/Drive, Axle

Emissions:

Emission System

Accessories:

Heater/Air Conditioner

Procedures Included

Maintenance:

General Maintenance, Periodic Lubrication, Maintenance Check List, Maintenance Chart, Service Instruction

Troubleshooting:

Troubleshooting

Repair:

Detailed repair procedures for all major systems

Technical Depth

Depth:

Comprehensive factory-level repair and parts information, suitable for technicians and enthusiasts.

📊 Manual Specifications

File Format

Compatibility:

All Versions of Windows & Mac

Print Quality

Quality:

High Quality Printable Pages

Binding Type

Type:

Digital Download (Requires PDF Reader & WinZip for larger files)

Paper Type

Type:

Not Applicable (Digital Format)

⚙️ Engine Specifications

Primary Engine

Engine Type:

DOHC Inline 6-Cylinder

Performance

Displacement Xk120:

3442 cc (210 ci)

Horsepower Xk120:

160 bhp (standard), 180 bhp (C-Type head), 210 bhp (special equipment)

Torque Xk120:

Approx. 200 lb-ft

Displacement Xk140:

3442 cc (210 ci)

Horsepower Xk140:

190 bhp (standard), 210 bhp (8:1 compression/laycock overdrive), 220 bhp (XK140 SE / MC)

Torque Xk140:

Approx. 212 lb-ft

Displacement Xk150:

3781 cc (231 ci) in XK150 3.8, 3442 cc (210 ci) in XK150 3.4

Horsepower Xk150:

250 bhp (XK150 3.8S), 210 bhp (XK150 3.8), 190 bhp (XK150 3.4)

Torque Xk150:

Approx. 240 lb-ft (3.8)

Fuel System

Carburetors Xk120:

Twin SU H6 Carburetors

Carburetors Xk140:

Twin SU H6 Carburetors (XK140), Twin SU HD6 Carburetors (XK140 SE/MC)

Carburetors Xk150:

Twin SU HD6 Carburetors (XK150 3.4), Triple SU HD8 Carburetors (XK150 3.8/3.8S)

Fuel Type:

Premium Unleaded Gasoline (or Leaded Gasoline of equivalent octane)

🔧 Transmission

Standard

Type Xk120 Xk140:

4-Speed Manual

Optional

Type Xk140:

Laycock de Normanville Overdrive (Optional on some models)

Type Xk150:

4-Speed Manual with or without Overdrive

Features

Gear Ratios:

Specific ratios will be detailed within the manual for each model and transmission variant.

Fluid Requirements

Fluid Type:

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

📐 Dimensions

Exterior

Body Styles:

Open Two-Seater (OTS), Fixed Head Coupé (FHC), Drophead Coupé (DHC)

Weights

Curb Weight Approx Kg:

XK120 OTS: ~1330 kg (2932 lbs), XK140 FHC: ~1450 kg (3197 lbs), XK150 FHC: ~1500 kg (3307 lbs)

🛡️ Safety Features

Ratings

Crash Safety Era:

Designed to 1950s/1960s safety standards; modern crash ratings are not applicable.

Active Features

Braking System:

Hydraulic Drum Brakes (front and rear) on early models, optional Disc Brakes on XK150.

Passive Features

Seatbelts:

Not standard equipment on early models; can be retrofitted.

Body Construction:

Body-on-frame construction with steel body panels.

💡 Technology Features

Infotainment

Entertainment System:

Basic AM radio (optional on early models); later models may have updated units. Primarily a driver-focused experience.

Driver Assistance

Assistance Features:

None in the modern sense. Relies on driver skill and direct mechanical feedback.

Connectivity

Connectivity Options:

None.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 3,000 miles or 6 months, but the manual will provide specific factory recommendations.

Grease Points Interval:

Frequent lubrication required for chassis and suspension components (e.g., every 500-1000 miles).

Fluid Specifications

Engine Oil Type:

API SG/SH or equivalent, SAE 20W-50 recommended for many conditions. Manual will specify exact grade.

Coolant Type:

Ethylene Glycol based antifreeze with distilled water (50/50 mix).

Brake Fluid Type:

DOT 3 or DOT 4 (check specific system requirements).

Known Issues

Common Wear Items:

Bushings, kingpins, clutch components, water pump, oil leaks (e.g., rear main seal), dashboard wiring insulation degradation.

Electrical Gremlins:

Due to age, wiring can become brittle and connections can corrode, leading to intermittent electrical faults.

Engine Cooling:

Overheating can occur if cooling system is not meticulously maintained; original radiators may be less efficient.

📚 Vehicle History

Brand Heritage

Manufacturer Origin:

United Kingdom

Model Evolution

Lineage:

Successor to the pre-war SS Jaguar 100 and successor to the XK150 was the E-Type.

Production

Production Years Xk120:

1948-1954

Production Years Xk140:

1954-1957

Production Years Xk150:

1957-1961

Notable Variants:

XK120 Competition, XK140 SE/MC, XK150 S

🏆 Awards & Recognition

Recognitions

Historical Significance:

The Jaguar XK series is celebrated as a pinnacle of post-war British sports car design and performance, often considered one of the most beautiful cars ever made.

Ratings

Collectible Status:

Highly collectible and sought-after by classic car enthusiasts worldwide.