Target Audience:
Jaguar XK120 owners, enthusiasts, mechanics, and restoration specialists.
Uniqueness:
Genuine Factory Service Manual, not a third-party reproduction. Offers comprehensive coverage for all styles.
Content Style:
Detailed substeps, notes, cautions, warnings, numbered instructions, bold figure numbers, detailed illustrations, drawings, photos, enlarged insets.
Usability:
Easy to use, search function for quick information retrieval, printable pages for on-the-go work.
Engine:
Service and Repair
Transmission:
Service and Repair
Brakes:
Brake System Service and Repair
Electrical:
Electrical System Service and Repair, Wiring Diagrams
Suspension:
Suspension Service and Repair
Steering:
Steering Service and Repair
Cooling:
Cooling System Service and Repair
Fuel:
Fuel Injection / Fuel System Service and Repair
Chassis Body:
Chassis / Body Service and Repair
Interior:
Interior Service and Repair
Drivetrain:
Differential / Drive Axle Service and Repair
Emissions:
Emission System Service and Repair
Climate Control:
Heater/Air Conditioning Service and Repair
Engine Management:
Engine Control System Service and Repair
Restraint:
Restraint System Service and Repair
Lubrication:
Periodic Lubrication Procedures
Ignition System:
Service and Repair
Exhaust System:
Service and Repair
Body Panels:
Service and Repair of body panels, doors, and trim
Lighting System:
Service and Repair of headlights, taillights, and interior lighting
Fuel Lines:
Service and Repair of fuel lines and connections
Radiator Hoses:
Service and Replacement of radiator and heater hoses
General Maintenance:
Included
Troubleshooting:
Advanced Troubleshooting Guide Included
Repair:
Step-by-step repair procedures for all systems
Rebuild:
Complete rebuild procedures for major components
Restoration:
Detailed information for restoration projects
Depth:
Comprehensive, factory-level detail, covering fundamentals to advanced diagnostics and repairs.
Engine Type:
Jaguar XK Inline 6-cylinder (DOHC)
Displacement:
3.4 Liters (3442 cc)
Bore X Stroke:
83 mm x 106 mm
Horsepower:
Approximately 160-180 bhp (depending on variant and tuning)
Torque:
Approximately 195-215 lb-ft (depending on variant)
Carburetion:
Typically twin SU carburetors (e.g., H6 or HVG)
Fuel Type:
Premium Unleaded Gasoline (historically Leaded)
Wheelbase:
Approximately 102 inches (2590 mm)
Overall Length:
Approximately 175 inches (4445 mm)
Overall Width:
Approximately 66 inches (1676 mm)
Overall Height:
Approximately 50 inches (1270 mm) (OTS)
Curb Weight:
Approximately 2900-3200 lbs (1315-1450 kg) depending on body style.
Crash Safety:
N/A (Modern safety ratings do not apply to this era of vehicle design).
Braking System:
Hydraulic disc brakes (front, introduced later in production, replacing drums), hydraulic drum brakes (rear).
Seatbelts:
Not standard in early production, may have been factory or aftermarket additions later.
Construction:
Body-on-frame construction.
Oil Change:
Recommended every 3,000 miles or 6 months (specific intervals detailed in manual).
Engine Oil:
SAE 20W-50 or SAE 30 (depending on ambient temperature, consult manual for precise specifications).
Coolant:
Ethylene Glycol based antifreeze mixed with distilled water (50/50 ratio).
Brake Fluid:
DOT 3 or DOT 4 Hydraulic Brake Fluid (ensure compatibility).
Transmission Fluid:
GL-4 Hypoid Gear Oil (specific viscosity to be confirmed in manual).
Common Wear Items:
Brake systems (especially early drum), suspension bushings, clutch components, radiator, electrical wiring insulation degradation.
Engine Specifics:
Timing chain wear, valve guide issues, potential for core plug corrosion.
Heritage:
Jaguar Cars, founded by Sir William Lyons, known for combining performance and luxury in elegant designs.
Development:
Developed from the successful SS Jaguar 100, powered by the legendary XK engine.
Xk Engine Significance:
The 'XK' designation signifies the twin-camshaft engine, a significant technological advancement for its time.
Manufacturing Location:
Coventry, England
