🏷️ Basic Information Identification Make: BMW Model: 3 Series Specific Models Covered: 325, 325e, 325es Year: 1987 Codes Chassis Code: E30 👋 Introduction Market Position Historical Context: The E30 3 Series was a pivotal model for BMW, solidifying its reputation for sporty driving dynamics and build quality in the compact executive sedan segment. Competitive Analysis Competitors: Competed with models like the Mercedes-Benz 190E, Audi 90, and various Japanese luxury sedans of the era. Key Features Driving Dynamics: Renowned for its balanced chassis, rear-wheel-drive layout, and engaging driving experience. Design: Classic BMW design language, characterized by its upright kidney grille and clean lines. Manual Value Owner Benefit: Empowers owners to perform essential maintenance and repairs, saving money and prolonging the life of a classic vehicle. 📋 Manual Details Coverage Areas Overall Coverage: Comprehensive repair and maintenance for 1987 BMW 325, 325e, and 325es models. Page Count Estimated Page Count: 1000+ Manual Type Type: Full Service Repair Manual Language Language: English Format Format: Digital (likely PDF) 📖 Manual Coverage Systems Covered Engine: Detailed diagnostics, repair, overhaul, and tuning for the M20 inline-six engines used in these models (2.7L for 325e/es, 2.5L for 325). Fuel System: Fuel injection system (Bosch Motronic), fuel pump, injectors, fuel pressure regulator, fuel lines. Ignition System: Ignition coil, distributor, spark plugs, ignition timing, electronic control unit (ECU) diagnostics. Cooling System: Radiator, water pump, thermostat, coolant hoses, fan clutch, heater core. Exhaust System: Exhaust manifolds, catalytic converter, muffler, O2 sensor diagnostics. Transmission Manual: Removal, installation, overhaul, clutch replacement, gear selection mechanisms, fluid specifications. Transmission Automatic: Removal, installation, hydraulic control, torque converter, shift solenoids, fluid specifications and flushing procedures. Drivetrain: Driveshaft, universal joints, differential, axle shafts, wheel bearings. Suspension: Front struts, control arms, ball joints, bushings, rear semi-trailing arms, shock absorbers, springs, sway bars. Steering: Power steering system, steering rack, tie rods, steering column, alignment procedures. Brakes: Front and rear disc brakes, brake calipers, master cylinder, brake lines, ABS system (if equipped), bleeding procedures, pad and rotor replacement. Electrical System: Wiring diagrams, battery, alternator, starter motor, fuses, relays, lighting system, gauges, instrument cluster. Climate Control: HVAC system, blower motor, evaporator, heater core, AC compressor, refrigerant handling (basic guidelines). Body And Chassis: Body panel removal and installation, door mechanisms, window regulators, body sealing, underbody protection. Interior: Seat removal, dashboard trim, headliner, carpeting. Procedures Included Maintenance: Oil changes, filter replacements, spark plug replacement, coolant flushes, brake fluid changes, belt inspections and replacement, battery maintenance. Troubleshooting: Systematic diagnostic procedures for common and uncommon issues, symptom-based troubleshooting charts. Repair: Step-by-step repair instructions for all major mechanical and electrical components. Rebuilding: Detailed instructions for engine and transmission rebuilding, including specifications and clearances. Restoration: Guidance applicable to restoring various components, bodywork, and interior. Diagnostics: Diagnostic trouble codes (DTCs) for applicable systems, sensor testing, actuator testing. Specifications: Torque specifications for all fasteners, engine clearances, alignment angles, fluid capacities. Technical Depth Depth: Extremely detailed, covering everything from basic fluid checks to complete engine and transmission overhauls and complex electrical diagnostics. 📊 Manual Specifications File Format Digital Format: Likely PDF; Searchable text and high-resolution images are expected for a comprehensive manual. Print Quality Image Quality: Expect clear, high-resolution diagrams, schematics, and photographs. Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine 325E 325Es Engine Code: M20B27 Engine Type: Inline 6-cylinder, SOHC Displacement: 2.7 Liters (2693 cc) Bore X Stroke: 84.0 mm x 81.0 mm Compression Ratio: 8.5:1 (for 325e, designed for torque) Horsepower: Approx. 121 hp @ 4800 rpm (325e) Torque: Approx. 170 lb-ft @ 3250 rpm (325e) Primary Engine 325 Engine Code: M20B25 Engine Type: Inline 6-cylinder, SOHC Displacement: 2.5 Liters (2494 cc) Bore X Stroke: 84.0 mm x 75.0 mm Compression Ratio: 8.8:1 (for 325, higher performance) Horsepower: Approx. 168 hp @ 5800 rpm (325) Torque: Approx. 164 lb-ft @ 4300 rpm (325) Fuel System Type: Bosch Motronic electronic fuel injection (EFI) Recommended Fuel: Unleaded gasoline, 91 octane (or higher) 🔧 Transmission Standard Type: Getrag 260 5-speed manual transmission Optional Type: ZF 4HP22 4-speed automatic transmission Features Clutch Type: Hydraulically operated single dry plate clutch Final Drive Ratio: Varies by model and transmission, typically 3.25 or 3.46 for 5-speed, 3.25 for automatic. 📐 Dimensions Exterior Coupe Length: Approx. 170.5 inches (4331 mm) Width: Approx. 67.3 inches (1709 mm) Height: Approx. 54.5 inches (1384 mm) Exterior Sedan Length: Approx. 174.5 inches (4432 mm) Width: Approx. 67.3 inches (1709 mm) Height: Approx. 55.2 inches (1402 mm) Weights Curb Weight: Approx. 2750-3000 lbs (1247-1361 kg), varies by body style and options. Wheelbase: Approx. 104.5 inches (2654 mm) Track Width Front: Approx. 54.5 inches (1384 mm) Track Width Rear: Approx. 55.2 inches (1402 mm) 🛡️ Safety Features Ratings NHTSA Front Impact: Likely 4-star (based on contemporary standards for similar vehicles, specific rating for this year/model may be hard to find). Active Features...