Audi Audi RS5 2010-2016

Audi Audi RS5 2010-2016 4.2L Engine Specifications

Detailed technical specifications and documentation for the 4.2L FSI V8 engine in the 2010-2016 Audi RS5. Includes performance data, component details, and maintenance guidelines for technicians and enthusiasts.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the 4.2l-engine specifications for the 2010-2016 Audi RS5, including key features, measurements, and technical details

How to Use

Use the search function to locate specific 4.2l-engine specifications by entering keywords such as 'torque', 'horsepower', or 'compression ratio'.

Navigate through the 4.2l-engine documentation sections using the table of contents or by scrolling through the detailed subsections.

Key Specifications

Displacement

4.2 liters (4163 cc)

Power Output

450 hp @ 8250 rpm

Torque

430 Nm @ 4000-6000 rpm

Compression Ratio

12.5:1

Fuel System

Direct Injection (FSI)

Available Specifications

Engine Design and Architecture

Detailed information about the design, layout, and architecture of the 4.2l V8 FSI engine

Engine Configuration

Naturally aspirated 4.2-liter V8 engine
90-degree cylinder bank angle
Aluminum alloy block and cylinder heads
Double overhead camshaft (DOHC) design
16 valves with variable valve timing

Combustion System

Direct fuel injection (FSI) system
Compression ratio of 12.5:1
High-pressure fuel pump with 150 bar pressure
Optimized intake and exhaust manifolds
Knock control system for improved efficiency

Note: The FSI system ensures precise fuel delivery for optimal combustion.

Performance Specifications

Technical details about the engine's performance metrics, including power output and torque

Power and Torque

Maximum power output of 450 hp at 8250 rpm
Peak torque of 430 Nm at 4000-6000 rpm
Redline at 8500 rpm
0-100 km/h acceleration in 4.5 seconds
Top speed electronically limited to 250 km/h

Fuel Efficiency

Combined fuel consumption of 10.8 L/100 km
CO2 emissions of 252 g/km
Euro 5 emissions compliance
Start-stop system for reduced idle consumption
Thermal management system for optimized warm-up

Note: Fuel efficiency figures are based on the NEDC cycle.

Cooling and Lubrication

Details about the engine's cooling and lubrication systems to ensure optimal performance and longevity

Cooling System

Dual-circuit cooling system with electric pump
Main radiator with a capacity of 12 liters
Auxiliary radiator for high-performance cooling
Thermostatically controlled coolant flow
Oil cooler integrated into the lubrication system

Lubrication System

Dry sump lubrication with external oil reservoir
Oil capacity of 9.5 liters (including reservoir)
High-performance oil pump with variable pressure
Oil filter with replaceable cartridge
Oil change interval of 15,000 km or 1 year

Note: Dry sump lubrication ensures consistent oil supply during high-performance driving.

Exhaust and Emissions

Information about the exhaust system and emissions control technologies

Exhaust System

Stainless steel exhaust manifolds
Dual exhaust system with active sound control
Catalytic converters with lambda sensors
Exhaust gas recirculation (EGR) system
Rear silencer with integrated valves

Emissions Control

Two primary catalytic converters
Secondary air injection system
Oxygen sensors for precise emissions monitoring
Particulate filter (optional for certain markets)
Compliant with Euro 5 and LEV II standards

Note: The secondary air injection system reduces cold-start emissions.

Search Specifications

Search by specification name, value, or description

Engine Specifications

General Specifications

Engine Code: CFSA

Displacement: 4.2 liters (4163 cc)

Configuration: V8

Cylinder Bore: 84.5 mm

Piston Stroke: 92.8 mm

Compression Ratio: 12.5:1

Engine Orientation: Longitudinal

Fuel System: Direct Fuel Injection (FSI)

Fuel Type: Premium Unleaded (95 RON minimum)

Performance Specifications

Max Power: 450 hp @ 8250 rpm

Max Torque: 430 Nm @ 4000-6000 rpm

Redline: 8500 rpm

Idle Speed: 700-800 rpm

Throttle Body Diameter: 76 mm

Engine Components

Cylinder Head Material: Aluminum alloy

Engine Block Material: Aluminum alloy

Piston Material: Forged aluminum

Connecting Rod Material: Forged steel

Crankshaft Material: Forged steel

Valvetrain: DOHC, 4 valves per cylinder

Lubrication System

Oil Capacity: 9.3 liters (with filter)

Oil Type: VW 502 00 / 504 00 specification

Oil Pressure: 3.5-4.5 bar at 2000 rpm

Oil Pump Type: Gear-driven

Oil Filter Part Number: 06E 115 562 B

Cooling System

Coolant Capacity: 12.5 liters

Coolant Type: G12++ or G13

Thermostat Opening Temperature: 87°C

Radiator Core Material: Aluminum

Water Pump Type: Mechanical, belt-driven

Ignition System

Ignition Type: Coil-on-plug

Spark Plug Part Number: 06H 905 601 B

Spark Plug Gap: 0.7-0.8 mm

Ignition Coil Part Number: 06E 905 115 E

Fuel System

Fuel Pump Pressure: 5.0-6.0 bar

injector Flow Rate: 14.5 g/s at 3.0 bar

High-Pressure Fuel Pump Part Number: 06E 127 025 K

Fuel Rail Pressure: 40-150 bar (variable)

Emissions System

Emission Standard: EU5

Catalytic Converter Type: Dual, close-coupled

Oxygen Sensor Part Number: 06E 906 262 C

Exhaust Gas Recirculation: None (direct injection)

Maintenance Specifications

Spark Plug Replacement interval: 60,000 miles

Timing Chain Replacement Interval: Lifetime (inspect at 100,000 miles)

Valve Clearance: Hydraulic lifters (self-adjusting)

Belt Replacement interval: 90,000 miles or 6 years

Diagnostic Specifications

Obd Ii Compliance: Yes

Diagnostic Connector Location: Under dashboard, driver's side

Common Fault Codes

P0300 (Random/Multiple Cylinder Misfire)
P0171 (System Too Lean)
P0420 (Catalyst Efficiency Below Threshold)

Diagnostic Tool: VCDS (VAG-COM Diagnostic System)

Service Information Service

Detailed service requirements and schedules for the 4.2L engine

10,000

Oil and filter change
Inspect timing chain tension
Check coolant level and condition

Use only VW 502 00 / 504 00 specification oil

30,000

Replace air filter
Inspect spark plugs
Check fuel system for leaks

Inspect for carbon buildup on intake valves

60,000

Replace spark plugs
Inspect and replace drive belts if necessary
Check and replace coolant if needed

Perform throttle body adaptation after service

100,000

120

Inspect timing chain and guides
Replace fuel filter
Check and replace oxygen sensors if necessary

Perform compression test to assess engine health

Common Questions

Find answers to common questions about torque specifications

What is the horsepower and torque output of the 4.2L FSI engine in the 2010-2016 Audi RS5?

The 4.2L FSI V8 engine in the 2010-2016 Audi RS5 produces 450 horsepower at 8,250 rpm and 317 lb-ft of torque at 4,000-6,000 rpm. This high-revving engine is designed for performance and delivers power efficiently across the rev range.

What type of fuel system does the 4.2L FSI engine use?

The 4.2L FSI engine utilizes a direct fuel injection system, known as Fuel Stratified Injection (FSI). This system optimizes fuel delivery by injecting fuel directly into the combustion chamber, improving efficiency, power output, and emissions control.

What is the recommended oil type and capacity for the 4.2L FSI engine?

Audi recommends using synthetic engine oil meeting VW 502 00 or VW 504 00 specifications. The oil capacity is approximately 9.7 liters (10.3 quarts) with a filter change. Always refer to the owner's manual or service documentation for exact specifications.

What is the redline for the 4.2L FSI engine in the RS5?

The redline for the 4.2L FSI engine in the Audi RS5 is 8,500 rpm. This high redline is characteristic of the engine's performance-oriented design, allowing for maximum power output at high engine speeds.

What is the compression ratio of the 4.2L FSI engine?

The 4.2L FSI engine has a compression ratio of 12.5:1. This high compression ratio contributes to the engine's efficiency and power output, but it also requires the use of premium fuel to prevent knocking.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

Audi RS5 4.2L FSI Engine Service Manual

Coming Soon

Official service manual for the 4.2L FSI engine, covering maintenance, repair procedures, and technical specifications.

Audi Genuine Parts Catalog

Coming Soon

Catalog of genuine Audi parts for the 4.2L FSI engine, ensuring compatibility and optimal performance.

Audi RS5 Performance Tuning Guide

Coming Soon

Guide to performance upgrades and tuning options for the 4.2L FSI engine, including ECU remapping and exhaust systems.

Audi RS5 Maintenance Schedule

Coming Soon

Detailed maintenance schedule for the 4.2L FSI engine, including oil change intervals, spark plug replacement, and more.

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Technical Information

All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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