Technical Data - BMW (CARS) M52-B20 (S4) TU
Manufacturer BMW (CARS)
M52-B20 (S4) TU - I - DOHC - Motronic
| Engine Type | M52-B20 (S4) TU |
| Fuel Supply System | I |
| Note | DOHC - Motronic |
| Cc | 1991 |
| Number of Cylinders | 6 |
| Bore Ø | 80.00 |
| Stroke | 66.00 |
| KW | 110 |
| Compression | 11 |
| KBA No. (Germany) | 4114371 |
| Type Mines | 905A3C |
| Technical Information Number | Technical Data | Information |
|---|---|---|
| Engine - Manufacturer---- | ||
| ····Construction Year (From - To) | ||
| ····Engine Output kW [HP] | ||
| ····Number of Cylinders | ||
| ····Engine Code | ||
| ····Displacement (exact) [cc] | ||
| Compression-------------- | ||
| ····Compression - Ratio | ||
| ····Compression - Pressure [bar] | ||
| ····Wear limitation | ||
| Refs------ | ||
| ····Idle, min. | ||
| ····Idle, Max. | ||
| ····RPM, Max. | ||
| Exhaust Gas, value------- | ||
| ····Idle | ||
| ····RPM (different) | ||
| ····CO Measurement, Idle | ||
| ····CO Measurement (Catalytic Converter => ) | ||
| ····Oil Temperature (CO Measurement) - °C | ||
| ····CO2 Measurement, Idle [%] | ||
| ····HC Measurement, Idle | ||
| ····Idle RPM Increase | ||
| ····CO Measurement, Idle RPM Increase | ||
| ····Lambda Value, Idle RPM Increase | ||
| Oil Pressure------------- | ||
| ····Idle, min. | ||
| ····Rated Capacity | ||
| Thermostat | ||
| ····Thermostat, Opening Temperature | ||
| ····Thermostat, Opening (bar / °C) | ||
| Spark Plug | ||
| ····Electrode Gap [mm] | ||
| ··Type | ||
| Fuel Supply-------------- | ||
| ··Type | ||
| ····Fuel Supply System | ||
| ····Air Flow Sensor | ||
| Feed pump - Fuel--------- | ||
| ····Fuel Pressure (Feed pump) | ||
| Ignition Timing---------- | ||
| ····Ignition System | ||
| ····Pulse Generator | ||
| ····Resistance, Primary (Ohm) | ||
| Ignition - Row----------- | ||
| ····Ignition Point (° before TDC) | ||
| ····premature ignition [degree] / RPM | ||
| =<>= | ||
| ··Cylinder Head - Height | ||
| ····New Part | ||
| ····Min. | ||
| ··warpage (value) - Cylinder Head | ||
| ····Wear limitation | ||
| Valves---- | ||
| Valves---- | ||
| ··Valve Clearance [mm] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Head Diameter [D] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve stem diameter [d] - Inlet | ||
| ····Standard Size | ||
| ····1st Oversize | ||
| ····2nd Oversize | ||
| ··Valve stem diameter [d] - Exhaust | ||
| ····Standard Size | ||
| ····1st Oversize | ||
| ····2nd Oversize | ||
| Valve Guides------------- | ||
| ··Inner Diameter - Standard Size | ||
| ··Inner Diameter - 1st Oversize | ||
| ··Inner Diameter - 2nd Oversize | ||
| ··Sideplay | ||
| Valve seat | ||
| ··Valve Seat Angle (B) | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Adaptation - Angle (B1) | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Adaptation - Angle (B2) | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Seat - Measurement (A) | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Seat - Diameter (D2) | ||
| ····Inlet | ||
| ····Exhaust | ||
| Camshaft-- | ||
| ··Bore - Holder, Camshaft Bushes (Standard Size) | ||
| ··Diameter, Bearing Journal - Camshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Camshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Camshaft (Standard Size) | ||
| ··Clearance, Radial - Camshaft Bushes | ||
| ··Clearance, Axial - Camshaft Bushes | ||
| =<>= | ||
| Cylinder Sleeve---------- | ||
| ··Bore | ||
| ··Bore | ||
| ····Standard Size | ||
| ····1st Oversize | ||
| ··Measurement - Oval, Bore (Cylinder Sleeve) | ||
| ····Wear limitation | ||
| ··Measurement - Conical | ||
| ····Wear limitation | ||
| Piston---- | ||
| ··Diameter - Piston | ||
| ····Standard Size | ||
| ····1st Oversize | ||
| ····Measurement (Position) | ||
| ··Clearance - Piston | ||
| ····Wear limitation | ||
| Piston Ring Set---------- | ||
| ··Piston Ring, Groove | ||
| ··1st Piston Ring, Lock - Clearance (Compression) | ||
| ··2nd Piston Ring, Lock - Clearance (Compression) | ||
| ··Piston Ring, Lock - Clearance (Oil Trap) | ||
| ··1st Piston Ring, Height - Clearance (Compression) | ||
| ··2nd Piston Ring, Height - Clearance (Compression) | ||
| ··Piston Ring, Height - Clearance (Oil Trap) | ||
| Connecting Rod----------- | ||
| ··different, Weight - Connecting Rod (Max.) | ||
| ··Bore - Holder, Connecting Rod (Small End Bushes) | ||
| ··Bore - Holder, Connecting Rod (Big End Bearing) | ||
| ··Clearance, Radial - Big End Bearing | ||
| ··Clearance, Radial - Big End Bearing | ||
| ··Diameter, Bearing Journal - Connecting Rod | ||
| ····Standard Size | ||
| ····1st Undersize | ||
| ····2nd Undersize | ||
| Crankshaft | ||
| ··Centering - Crankshaft (Tolerance) | ||
| ··Diameter, Bearing Journal - Crankshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Crankshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Crankshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Crankshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Crankshaft (1st Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (1st Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (1st Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (1st Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (2nd Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (2nd Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (2nd Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (2nd Undersize) | ||
| ··Clearance - Main Bearing, crankshaft | ||
| Main Bearing scales, crankshaft ----------------------------- | ||
| ··Width, Main Bearings (Thrust Bearing) | ||
| ····Standard Size | ||
| ····1st Oversize | ||
| ····2nd Oversize | ||
| Cooling System----------- | ||
| =<>= | ||
| Valve Cover-------------- | ||
| Cylinder Head------------ | ||
| Cylinder Head Bolts------ | ||
| ····Replace - Bolts | ||
| ····Stage 1 | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| ····Stage 3 | ||
| Main Bearing Cap, crankshaft -------------------------------- | ||
| ····Replace - Bolts | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| ····Stage 2 | ||
| Bearing Cap, connecting rod | ||
| ····Replace - Bolts | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| ····Stage 3 | ||
| Crankshaft | ||
| Vibration Damper, Crankshaft -------------------------------- | ||
| ··Knock Sensor | ||
| Flywheel-- | ||
| Driver Plate------------- | ||
| Camshaft, Bearing Cap---- | ||
| Drive gear - Camshaft---- | ||
| Drive gear - Camshaft---- | ||
| ····Stage 1 | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| ····Stage 2 | ||
| Spark Plug | ||
| Spark Plug | ||
| Starter--- | ||
| Water Pump | ||
| Cooling System----------- | ||
| ··Radiator Drain Plug | ||
| Oil Pump-- | ||
| ··Oil atomizer | ||
| Oil Pan--- | ||
| ····Bolt | ||
| ····Bolt | ||
| ····Bolt | ||
| ··Oil Drain Plug, oil pan | ||
| Exhaust Manifold--------- | ||
| ····Bolt | ||
| ····Bolt | ||
| ····Bolt | ||
| ··Lambda Sensor | ||
| Intake Manifold---------- | ||
| ····Bolt | ||
| ····Bolt | ||
| ····Bolt | ||
| Clutch Pressure Plate---- | ||
| ····Bolt | ||
| ····Bolt |
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