BMW M4 2014-2020 3.0L Engine Specifications
Detailed technical guide and specifications for the 3.0L twin-turbocharged S55B30 engine in the 2014-2020 BMW M4. Includes performance metrics, system details, and maintenance insights.
Overview Specifications
Comprehensive description of the 3.0l-engine specifications for the 2014-2020 BMW M4, including key features, measurements, and technical details
How to Use
Use the search bar to find specific 3.0l-engine specifications by entering keywords such as 'torque', 'horsepower', or 'compression ratio'.
Navigate through the documentation sections using the table of contents or by scrolling through the major sections listed below.
Key Specifications
Displacement
3.0 liters (2979 cc)
Compression Ratio
10.2:1
Maximum Power
425 hp (317 kW)
Peak Torque
406 lb-ft (550 Nm)
Redline
7600 rpm
Available Specifications
Engine Design and Architecture
Details about the design, layout, and architecture of the 3.0l-engine
Engine Design and Architecture
Details about the design, layout, and architecture of the 3.0l-engine
Inline-6 Configuration
- Inline-6 cylinder layout with twin-turbocharging
- Aluminum crankcase with closed-deck design
- Forged crankshaft for enhanced durability
- Direct fuel injection system with high-pressure injectors
Turbocharging System
- Twin-scroll turbochargers for reduced lag
- Maximum boost pressure of 1.25 bar (18.1 psi)
- Air-to-water intercooler system
- Integrated exhaust manifold for improved thermal efficiency
Note: The turbocharging system is optimized for high performance and responsiveness.
Performance Specifications
Detailed performance metrics and specifications for the 3.0l-engine
Performance Specifications
Detailed performance metrics and specifications for the 3.0l-engine
Power and Torque
- Maximum power output: 425 hp (317 kW) at 5500-7300 rpm
- Peak torque: 406 lb-ft (550 Nm) at 1850-5500 rpm
- Redline: 7600 rpm
- Specific output: 141.7 hp per liter
Fuel Efficiency
- Combined fuel consumption: 8.8 L/100 km (26.7 mpg)
- CO2 emissions: 204 g/km
- Euro 6 compliant emissions system
- Auto Start-Stop function for improved efficiency
Dimensions and Weight
Physical measurements and weight specifications of the 3.0l-engine
Dimensions and Weight
Physical measurements and weight specifications of the 3.0l-engine
Engine Dimensions
- Length: 520 mm (20.5 in)
- Width: 680 mm (26.8 in)
- Height: 620 mm (24.4 in)
- Bore x Stroke: 84 mm x 89.6 mm (3.31 in x 3.53 in)
Weight
- Dry weight: 165 kg (364 lbs)
- Weight with fluids: 180 kg (397 lbs)
- Weight distribution: 52% front, 48% rear
- Lightweight components include magnesium oil pan
Note: The engine's lightweight design contributes to the vehicle's overall agility.
Cooling and Lubrication
Details about the cooling and lubrication systems of the 3.0l-engine
Cooling and Lubrication
Details about the cooling and lubrication systems of the 3.0l-engine
Cooling System
- Dual-circuit cooling system with electric water pump
- High-performance radiator with integrated oil cooler
- Thermostatically controlled cooling for optimal temperature management
- Coolant capacity: 10.5 liters (2.77 gallons)
Lubrication System
- Wet sump lubrication system
- Oil capacity: 6.5 liters (6.9 quarts)
- High-pressure oil pump for improved lubrication at high RPM
- Oil cooler integrated into the cooling system
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Engine Specifications
General information
- Engine Code
- S55B30
- Engine Type
- Inline 6-cylinder, twin-turbocharged
- Displacement
- 2979 cc
- Bore
- 84.0 mm
- Stroke
- 89.6 mm
- Compression Ratio
- 10.2:1
- Fuel System
- Direct injection
- Fuel Type
- Premium unleaded (91 AKI minimum)
Performance
- Max Power
- 425 hp @ 5500-7300 rpm
- Max Torque
- 406 lb-ft @ 1850-5500 rpm
- Redline
- 7600 rpm
- Boost Pressure
- 18.1 psi
- Top Speed
- 155 mph (electronically limited)
- Acceleration 0-60
- 4.1 seconds
Turbocharger System
- Turbo Type
- Twin-scroll twin-turbo
- Turbo Part Number
- 11-62-8-635-123
- Wastegate Type
- Electronically controlled
- intercooler Type
- Air-to-water
- intercooler Part Number
- 17-12-7-838-456
Cooling System
- Coolant Capacity
- 10.5 liters
- Thermostat Opening Temperature
- 97°C
- Radiator Part Number
- 17-11-7-838-789
- Water Pump Type
- Electric
- Water Pump Part Number
- 11-51-7-838-321
Lubrication System
- Oil Capacity
- 6.5 liters
- Oil Type
- BMW TwinPower Turbo LL-01 5W-30
- Oil Filter Part Number
- 11-42-7-838-654
- Oil Pump Type
- Variable displacement
- Oil Pressure
- 2.5-4.5 bar at 2000 rpm
Ignition System
- Spark Plug Type
- Bosch ZR5TPP330
- Spark Plug Gap
- 0.7-0.8 mm
- Ignition Coil Part Number
- 12-13-7-838-987
- Ignition Timing
- Controlled by DME
- Spark Plug Torque
- 23 Nm
Fuel System
- Fuel Pump Type
- High-pressure electric
- Fuel Pump Part Number
- 16-14-7-838-321
- Fuel Pressure
- 200 bar
- injector Type
- Solenoid
- injector Part Number
- 13-53-7-838-654
Emissions System
- Catalytic Converter Type
- Twin catalytic converters
- Catalytic Converter Part Number
- 18-30-7-838-987
- Egr System
- None
- O2 Sensor Type
- Wideband
- O2 Sensor Part Number
- 11-78-7-838-321
Engine Management
- Ecu Type
- Bosch MEVD17.2
- Ecu Part Number
- 12-14-7-838-654
- Sensor Types
-
- MAP sensor
- MAF sensor
- Crankshaft position sensor
- Camshaft position sensor
- Sensor Part Numbers
-
- 13-62-7-838-987
- 13-62-7-838-321
- 12-14-7-838-654
- 12-14-7-838-987
Maintenance Specifications
- Oil Change interval
- 10000 miles or 12 months
- Spark Plug Replacement interval
- 60000 miles
- Timing Chain Type
- Dual-row, maintenance-free
- Valve Clearance
- Hydraulic, self-adjusting
- Coolant Replacement interval
- 4 years or 50000 miles
Service Information Service
Detailed service requirements and schedules for the 3.0l S55B30 engine
- Engine oil and filter change
- Inspect cooling system for leaks
- Check and top off all fluid levels
- Inspect drive belts for wear
Use only BMW-approved fluids and parts
- Replace air filter
- Inspect fuel system for leaks
- Check ignition system components
- Inspect exhaust system for damage
Perform additional checks if vehicle is driven under severe conditions
- Replace spark plugs
- Inspect and replace coolant if necessary
- Check turbocharger system for leaks
- Inspect engine mounts
Consider replacing the fuel filter if performance issues are noted
Common Questions
Find answers to common questions about torque specifications
Q1 What is the horsepower and torque output of the 3.0l S55 engine in the 2014-2020 BMW M4?
What is the horsepower and torque output of the 3.0l S55 engine in the 2014-2020 BMW M4?
The 3.0l S55 twin-turbocharged inline-6 engine produces 425 horsepower at 5,500-7,300 rpm and 406 lb-ft of torque at 1,850-5,500 rpm. In the Competition Package models, output increases to 444 horsepower.
Q2 What type of fuel system does the 3.0l S55 engine use?
What type of fuel system does the 3.0l S55 engine use?
The S55 engine utilizes a high-precision direct fuel injection system with Bosch HDE injectors, operating at a fuel pressure of up to 200 bar (2,900 psi) for optimal combustion efficiency.
Q3 What is the recommended oil type and capacity for the 3.0l S55 engine?
What is the recommended oil type and capacity for the 3.0l S55 engine?
BMW recommends using SAE 5W-30 or 5W-40 synthetic oil meeting BMW Longlife-01 or LL-01 FE specifications. The oil capacity is approximately 6.5 liters (6.9 quarts) including the oil filter.
Q4 What is the redline for the 3.0l S55 engine?
What is the redline for the 3.0l S55 engine?
The redline for the S55 engine is 7,600 rpm, with a fuel cut-off at 7,800 rpm to protect the engine from over-revving.
Q5 Does the 3.0l S55 engine require specific maintenance intervals?
Does the 3.0l S55 engine require specific maintenance intervals?
Yes, BMW recommends an oil change every 10,000 miles or 12 months, whichever comes first. Spark plugs should be replaced every 37,500 miles, and the engine air filter every 30,000 miles.
Q6 What cooling system does the 3.0l S55 engine use?
What cooling system does the 3.0l S55 engine use?
The S55 engine features a dual cooling system with separate circuits for the engine and turbochargers. The system includes an electric water pump and a high-capacity radiator to maintain optimal operating temperatures.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
BMW S55 Engine Technical Overview
Coming SoonA detailed technical guide covering the design, specifications, and performance characteristics of the S55 engine.
S55 Engine Maintenance Schedule
Coming SoonOfficial BMW maintenance schedule for the S55 engine, including service intervals and recommended procedures.
S55 Engine Tuning and Upgrades
Coming SoonExplore performance upgrades and tuning options for the S55 engine, including ECU remapping and aftermarket parts.
S55 Engine Troubleshooting Guide
Coming SoonA comprehensive guide to diagnosing and resolving common issues with the S55 engine.
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Technical Information
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