🏷️ Basic Information Identification Make: Jaguar Model: XK120, XK140, XK150 Common Name: Jaguar XK Series Codes Chassis Codes: XK120 (from 1948), XK140 (from 1954), XK150 (from 1957) 👋 Introduction Market Position Target Audience: Owners and mechanics of Jaguar XK120, XK140, and XK150 classic sports cars, aiming to perform maintenance and repairs themselves or understand service procedures. Competitive Analysis Manual Value Proposition: Offers significant cost savings for owners by enabling DIY repairs, providing authoritative technical guidance, and ensuring correct procedures are followed. Key Features Ease Of Use: Designed for ease of use with step-by-step instructions and photographic or diagrammatic representations of procedures. Accessibility: Accessible on multiple devices (PC, Mac, tablets, smartphones), offering flexibility for users in different locations. 📋 Manual Details Coverage Areas Models Covered: All XK120, XK140, and XK150 models, including all engine variants, trim levels, and transmission types. Years Covered: 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961 Page Count Estimated Page Count: Comprehensive, typically hundreds of pages for a complete workshop manual of this era. Specific count not provided but implied to be exhaustive. Manual Type Type: Complete Workshop Service Repair Manual Language Language: English (presumed, standard for official Jaguar manuals of this era) Format Format: Downloadable Digital File (PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, tuning, lubrication, cooling system, fuel system (including carburettors), ignition system. Transmission: Manual transmission (Moss gearboxes, specific variations), clutch, driveshaft, rear axle and differential. Brakes: Hydraulic brake system (front disc, rear drum), parking brake, brake fluid specifications. Suspension: Front independent suspension (wishbones, torsion bars), rear leaf spring suspension, shock absorbers, steering. Electrical: Wiring diagrams, lighting system, ignition system, starting system, charging system (generator), instrumentation, accessory circuits. Bodywork: Chassis lubrication, body panel adjustments, door mechanisms, convertible top (if applicable), trim. Procedures Included Maintenance: Routine servicing, oil changes, filter replacements, lubrication schedules, tune-ups. Repair: Complete disassembly and reassembly procedures for all major mechanical and electrical components. Troubleshooting: Diagnostic guides, common problems and their solutions, fault finding procedures. Adjustments: Carburettor tuning, ignition timing adjustments, valve clearance settings, brake adjustments. Technical Depth Depth: Comprehensive workshop-level detail, suitable for professional mechanics and experienced enthusiasts. Includes internal component specifications and rebuild procedures. 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable if a quality scan/OCR was performed, enabling quick information retrieval. Print Quality Printability: Printable by chapter or in its entirety, allowing for physical reference in a workshop environment. Binding Type Binding: N/A (Digital download) Paper Type Paper Type: N/A (Digital download) ⚙️ Engine Specifications Primary Engine Xk120 Engine: 3.4L (3442cc) DOHC Inline-6 (Jaguar XK engine) Xk120 Power Output: Approx. 160-180 bhp (depending on specific tuning/variant) Xk120 Torque: Approx. 193-200 lb-ft (depending on specific tuning/variant) Xk140 Engine: 3.4L (3442cc) DOHC Inline-6 (Jaguar XK engine), enhanced cylinder head and camshafts Xk140 Power Output: Approx. 190-210 bhp (depending on specific tuning/variant, e.g., XK140 MC) Xk150 Engine: 3.4L (3442cc) DOHC Inline-6 (Jaguar XK engine), later models offered 3.8L (3781cc) variant Xk150 Power Output (3.4L): Approx. 210 bhp Xk150 Power Output (3.8L): Approx. 250 bhp (XK150 S model) Fuel System Carburettors: Typically twin SU (H6 or HD6) or Zenith carburetors. Manual will cover adjustment and overhaul. Fuel Type: Leaded gasoline (e.g., 95 RON or higher, manual will specify octane requirements for original engines) 🔧 Transmission Standard Type: 4-speed manual transmission, notably the Moss gearbox (pre-synchromesh on first gear in early models). Optional Type: Overdrive option available on some models (e.g., Laycock de Normanville). Features Gear Ratios: Specific gear ratios for each model and transmission variant are covered in detail. Transmission Fluid: Manual will specify appropriate gear oil (e.g., EP 80 or similar). 📐 Dimensions Exterior Body Styles: Open Two-Seater, Drophead Coupe, Fixed Head Coupe. Wheelbase: XK120: 102 inches (2591 mm), XK140/XK150: 104 inches (2642 mm) Track Front: Approx. 50 inches (1270 mm) Track Rear: Approx. 52 inches (1321 mm) Weights Curb Weight: Approximately 2,800 - 3,200 lbs (1270 - 1450 kg) depending on body style and equipment. 🛡️ Safety Features Ratings Crash Safety: No formal crash test ratings exist for this era of vehicle. Focus is on mechanical soundness and driver control. Active Features Braking System: Hydraulically operated, front disc brakes (introduced on XK140), rear drum brakes. Manual covers system operation and maintenance. Passive Features Seat Belts: Not standard equipment; manual may cover aftermarket installation procedures if documented by Jaguar for later periods or accessories. 💡 Technology Features Infotainment Features: Basic analog instrumentation (speedometer, tachometer, oil pressure, water temperature, ammeter). No modern infotainment systems. Driver Assistance Features: None. Focus is on driver engagement and mechanical feedback. Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil Change: Typically every 3,000 miles or 6 months, though manual may recommend more frequent checks for classic vehicles. Details on engine oil and filter replacement. Grease Points: Regular lubrication of chassis grease points as per schedule in the manual...