🏷️ Basic Information Identification Make: BMW Model: 325i Year: 1987 Codes Chassis Code: E30 📋 Manual Details Coverage Areas Coverage: All Models, Engines, Trim, and Transmission Types Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download ⚙️ Engine Specifications Primary Engine Engine Type: Inline 6-Cylinder Engine Code: M20B25 Displacement: 2.5 Liters (2494 cc) Bore: 84 mm Stroke: 75 mm Compression Ratio: 8.5:1 or 9.3:1 (depending on market/version) Performance Horsepower: 170 hp @ 5800 rpm Torque: 170 lb-ft @ 4700 rpm Fuel System Fuel Delivery: Bosch L-Jetronic Fuel Injection Fuel Type: Unleaded Gasoline Cooling System Cooling Type: Water-cooled 🔧 Transmission Standard Type: 5-Speed Manual Optional Type: 4-Speed Automatic Features Clutch Type: Hydraulically Actuated Single Dry Plate 📐 Dimensions Exterior Wheelbase: 101.2 inches (2570 mm) Length: 170.5 inches (4330 mm) Width: 67.3 inches (1709 mm) Height: 54.7 inches (1390 mm) Weights Curb Weight: approximately 2,800 lbs (1270 kg) 🛡️ Safety Features Features Seatbelts: 3-point inertia-reel seatbelts front, 2-point rear lap belts Brakes: Front: Ventilated Disc, Rear: Disc ABS: Optional on some models 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual (typically 5,000-7,500 miles or 6-12 months) Spark Plug Replacement: Refer to manual Timing Belt Replacement: Refer to manual (critical maintenance item) Fluid Specifications Engine Oil Type: API SG or SH, SAE 15W-40 or 10W-40 (refer to manual for specific viscosity recommendations based on temperature) Coolant Type: BMW Blue Coolant (Ethylene Glycol based) Brake Fluid Type: DOT 3 or DOT 4 Transmission Fluid Manual: GL-4 Gear Oil (e.g., SAE 75W-90) Transmission Fluid Automatic: ATF Dexron II or equivalent