Audi Audi TT 1998-2006

Audi Audi TT 1998-2006 3.2L Engine Specifications

Detailed technical specifications and documentation for the 3.2L VR6 engine in the 1998-2006 Audi TT. Includes performance metrics, system details, and maintenance guidelines.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the 3.2l-engine specifications for the 1998-2006 Audi TT, including key features, measurements, and technical details

How to Use

Use the search function to locate specific 3.2l-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 and subsections.

Key Specifications

Displacement

3189 cc (3.2 liters)

Power Output

250 hp (184 kW) at 6300 rpm

Torque

236 lb-ft (320 Nm) at 2800 rpm

Compression Ratio

11.3:1

Oil Capacity

6.3 liters (6.7 quarts)

Available Specifications

Engine Design and Configuration

Details about the 3.2l-engine's design, layout, and key components

Engine Layout

VR6 configuration with a 15-degree cylinder bank angle
Naturally aspirated with multi-port fuel injection
Aluminum alloy cylinder head and block
Dual overhead camshafts (DOHC) with 4 valves per cylinder

Displacement and Dimensions

Total displacement of 3189 cc (3.2 liters)
Bore: 84.0 mm, Stroke: 95.9 mm
Compression ratio: 11.3:1
Engine weight: approximately 172 kg (379 lbs)

Note: The VR6 design allows for a compact engine size while maintaining smooth operation.

Performance Specifications

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

Power and Torque

Maximum power output: 250 hp (184 kW) at 6300 rpm
Peak torque: 236 lb-ft (320 Nm) at 2800 rpm
Redline: 7000 rpm
Fuel cutoff: 7200 rpm

Fuel System and Efficiency

Sequential multi-port fuel injection
Fuel type: Premium unleaded (91 octane or higher)
Combined fuel economy: 20 mpg (11.8 L/100 km)
Emissions compliance: Euro 4 standards

Note: The engine is optimized for performance while maintaining reasonable fuel efficiency.

Cooling and Lubrication Systems

Information about the engine's cooling and lubrication systems

Cooling System

Liquid-cooled with a pressurized radiator
Coolant capacity: 8.5 liters (2.25 gallons)
Thermostat opening temperature: 87°C (189°F)
Electric cooling fan with dual-speed operation

Lubrication System

Wet sump oil system with a capacity of 6.3 liters (6.7 quarts)
Oil pressure: 2.0-4.5 bar (29-65 psi) at operating temperature
Recommended oil grade: 5W-40 synthetic
Oil change interval: 15,000 km (9,320 miles) or 12 months

Note: Regular oil changes are critical to maintaining engine performance and longevity.

Ignition and Exhaust Systems

Details about the ignition and exhaust systems for the 3.2l-engine

Ignition System

Direct ignition system with individual coil packs
Spark plug gap: 0.8 mm (0.031 in)
Ignition timing: 10° BTDC at idle
Recommended spark plugs: NGK PFR6Q

Exhaust System

Dual exhaust with stainless steel manifolds
Catalytic converters integrated into the exhaust system
Exhaust gas recirculation (EGR) system for emissions control
Exhaust backpressure: 0.3-0.5 bar (4.4-7.3 psi) at full load

Note: The exhaust system is designed to minimize backpressure while meeting emissions standards.

Search Specifications

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Engine Specifications

General Specifications

Engine Code: BUB

Displacement: 3.2 liters (3189 cc)

Configuration: V6

Cylinder Angle: 15 degrees

Valvetrain: DOHC, 4 valves per cylinder

Bore: 84.0 mm

Stroke: 95.9 mm

Compression Ratio: 11.3:1

Fuel System: Direct fuel injection (FSI)

Power Output: 250 hp @ 6300 rpm

Torque: 236 lb-ft @ 2800 rpm

Engine Block

Material: Aluminum alloy

Cylinder Liner: Alusil coating

Main Bearing Cap Material: Cast iron

Main Bearing Bolts Torque: 60 Nm + 90 degrees

Crankshaft Material: Forged steel

Crankshaft Main Journal Diameter: 60.0 mm

Crankshaft Rod Journal Diameter: 50.0 mm

Cylinder Head

Material: Aluminum alloy

Valve Diameter intake: 35.0 mm

Valve Diameter Exhaust: 30.0 mm

Valve Spring Free Length: 44.5 mm

Valve Spring Installed Length: 38.0 mm

Camshaft Lobe Height intake: 44.5 mm

Camshaft Lobe Height Exhaust: 44.0 mm

Lubrication System

Oil Capacity: 6.3 liters (with filter)

Oil Pressure: 2.0-4.5 bar at 2000 rpm

Oil Pump Type: Gear-type

Oil Filter Part Number: 06E 115 562

Oil Viscosity Recommendation: 5W-40 (VW 502 00/505 00)

Cooling System

Coolant Capacity: 8.5 liters

Thermostat Opening Temperature: 87°C

Radiator Core Dimensions: 600 mm x 400 mm x 32 mm

Water Pump Flow Rate: 120 liters per minute

Coolant Type: G12 (pink) or G13 (purple)

Ignition System

Ignition Type: Coil-on-plug

Spark Plug Gap: 0.8 mm

Spark Plug Torque: 30 Nm

Spark Plug Part Number: 101 000 034 AA

Ignition Coil Part Number: 06E 905 115 E

Fuel System

Fuel Pump Pressure: 4.0-6.0 bar

injector Flow Rate: 200 cc/min at 3.0 bar

Fuel Rail Pressure: 50-120 bar

Fuel Filter Part Number: 1K0 201 051 C

Fuel Tank Capacity: 55 liters

Exhaust System

Exhaust Manifold Material: Cast iron

Catalytic Converter Type: Two-stage

Oxygen Sensor Type: Wideband (Lambda sensor)

Exhaust Pipe Diameter: 60 mm

Muffler Material: Stainless steel

Timing System

Timing Chain Type: Dual-row

Timing Chain Tensioner Type: Hydraulic

Camshaft Phasing Range: 42 degrees

Timing Chain Stretch Limit: 5 mm over 100,000 km

Timing Cover Material: Aluminum

Maintenance Specifications

Spark Plug Replacement interval: 60,000 miles

Timing Chain Inspection Interval: 100,000 miles

Oil Change interval: 10,000 miles or 12 months

Coolant Flush interval: 5 years or 50,000 miles

Air Filter Replacement interval: 40,000 miles

Diagnostic Specifications

Compression Test Range: 12-14 bar

Leakdown Test Limit: 10% maximum

Idle Speed: 680-720 rpm

Idle Co2 Emissions: 0.2-0.5%

Fuel Trim Range: -10% to +10%

Service Information Service

Detailed service requirements and schedules for the 3.2L engine

10,000

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

Use only VW 502 00/505 00 approved oil

40,000

Replace air filter
Inspect spark plugs
Check fuel system pressure

Replace spark plugs if necessary

60,000

Replace spark plugs
Inspect timing chain stretch
Flush and replace coolant

Use G12 or G13 coolant only

100,000

120

Inspect timing chain and tensioner
Replace fuel filter
Perform compression and leakdown tests

Replace timing chain if stretch exceeds 5 mm

Common Questions

Find answers to common questions about torque specifications

What is the horsepower and torque output of the 3.2L VR6 engine in the 1998-2006 Audi TT?

The 3.2L VR6 engine in the 1998-2006 Audi TT produces 250 horsepower at 6,300 rpm and 236 lb-ft of torque at 2,800 rpm. This engine is known for its smooth power delivery and strong mid-range torque.

What type of fuel system does the 3.2L VR6 engine use?

The 3.2L VR6 engine utilizes a multi-point fuel injection (MPFI) system, which ensures precise fuel delivery to each cylinder for optimal combustion efficiency and performance.

What is the recommended oil type and capacity for the 3.2L VR6 engine?

The recommended oil type for the 3.2L VR6 engine is a fully synthetic 5W-40 or 5W-30 oil that meets VW 502 00 or VW 505 00 specifications. The oil capacity is approximately 6.3 liters (6.7 quarts) including the oil filter.

What is the service interval for the timing chain on the 3.2L VR6 engine?

The timing chain on the 3.2L VR6 engine is designed to last the lifetime of the engine under normal operating conditions. However, it is recommended to inspect the timing chain and tensioner during major service intervals (every 60,000-80,000 miles) for signs of wear or stretching.

What is the compression ratio of the 3.2L VR6 engine?

The 3.2L VR6 engine has a compression ratio of 10.9:1, which contributes to its efficient combustion and strong performance characteristics.

Can the 3.2L VR6 engine be tuned for increased performance?

Yes, the 3.2L VR6 engine can be tuned for increased performance. Common upgrades include ECU remapping, intake and exhaust modifications, and upgraded camshafts. However, it is important to ensure that any modifications are performed by a qualified technician to avoid compromising engine reliability.

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 TT 3.2L VR6 Engine Service Manual

Coming Soon

Official service manual for the 3.2L VR6 engine, covering maintenance procedures, troubleshooting, and repair instructions.

Audi TT 3.2L VR6 Engine Technical Specifications

Coming Soon

Detailed technical specifications for the 3.2L VR6 engine, including dimensions, performance data, and component details.

Audi TT 3.2L VR6 Engine Tuning Guide

Coming Soon

Comprehensive guide to tuning the 3.2L VR6 engine, including performance upgrades, ECU tuning, and aftermarket parts recommendations.

Audi TT 3.2L VR6 Engine Maintenance Schedule

Coming Soon

Recommended maintenance schedule for the 3.2L VR6 engine, including oil changes, filter replacements, and inspection intervals.

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