Mitsubishi Mitsubishi 3000GT 1994-2001 3.0L V6 Engine Engine Specifications
Mitsubishi Mitsubishi 3000GT 1994-2001

Mitsubishi Mitsubishi 3000GT 1994-2001 3.0L V6 Engine Specifications

Discover detailed technical specifications for the 3.0L V6 engine in the 1994-2001 Mitsubishi 3000GT. Learn about horsepower, torque, compression ratio, and more for maintenance, repair, and performance upgrades.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the 3.0L V6 engine used in the 1994-2001 Mitsubishi 3000GT. It includes sections on engine design, performance, maintenance, and key features. Use the search and navigation instructions to quickly find relevant information. Whether you're an enthusiast, mechanic, or researcher, this guide will serve as a comprehensive resource for understanding this iconic engine.

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Key Specifications

Displacement

3.0 liters

Horsepower (VR-4)

300 hp

Torque (Turbo)

205 lb-ft

Compression Ratio

9.0:1

Redline

7000 rpm

Available Specifications

Engine Design

This section covers the fundamental design aspects of the 3.0L V6 engine, including its architecture, materials, and construction. Learn about the engine's layout, cylinder arrangement, and key components that contribute to its performance and durability.

Basic Architecture
  • 60-degree V6 configuration
  • Cast iron engine block
  • Aluminum cylinder heads
  • Dual overhead camshafts (DOHC)
  • 24-valve setup
  • Counter-rotating balance shafts
Materials and Construction
  • High-strength alloy pistons
  • Forged steel connecting rods
  • Chrome-moly piston rings
  • Nickel-alloy exhaust valves
  • Thermal-coated intake manifold

Performance Specifications

Explore the performance metrics of the 3.0L V6 engine, including horsepower, torque, and fuel efficiency. This section also highlights the engine's capabilities in different driving conditions and its role in the Mitsubishi 3000GT's overall performance.

Power Output
  • Base model: 161 hp at 5500 rpm
  • Turbo model: 222 hp at 6000 rpm
  • VR-4 model: 300 hp at 6400 rpm
  • Peak torque: 205 lb-ft at 4000 rpm (turbo model)
  • Redline: 7000 rpm
  • Compression ratio: 9.0:1 (turbo model)
Fuel Efficiency
  • City mileage: 17 mpg
  • Highway mileage: 24 mpg
  • Fuel type: Premium unleaded
  • Fuel injection system: Multi-point
  • Emission standards: Meets 1994-2001 regulations

Maintenance and Reliability

Learn about the maintenance requirements and reliability of the 3.0L V6 engine. This section includes recommended service intervals, common issues, and tips for ensuring long-term performance.

Service Intervals
  • Oil change every 3,000-5,000 miles
  • Timing belt replacement every 60,000 miles
  • Spark plug replacement every 30,000 miles
  • Coolant flush every 30,000 miles
  • Air filter replacement every 15,000 miles
Common Issues
  • Timing belt failure if not replaced on time
  • Oil leaks from valve cover gaskets
  • Overheating due to radiator issues
  • Turbocharger wear in high-mileage engines
  • Ignition coil failure

Engine Specifications

Overview

Type
Naturally aspirated and turbocharged V6
Configuration
60-degree V6
Displacement
3.0 liters (2972 cc)
Valvetrain
DOHC, 4 valves per cylinder
Fuel System
Multi-point fuel injection
Location
Front-engine, longitudinal

Dimensions

Length
24.8 inches (630 mm)
Width
27.6 inches (700 mm)
Height
22.4 inches (570 mm)
Weight
385 lbs (175 kg)
Bore
3.43 inches (87 mm)
Stroke
3.27 inches (83 mm)
Compression Ratio
10.0:1 (naturally aspirated), 8.0:1 (turbocharged)

Materials

Block
Cast aluminum
Cylinder Heads
Aluminum alloy
Pistons
Forged aluminum
Crankshaft
Forged steel
Valves
Stainless steel

Features

Performance
  • Dual overhead camshafts
  • Variable valve timing (MIVEC)
  • Turbocharged variants available
  • High-revving capability
Cooling
  • Liquid-cooled system
  • High-capacity radiator
  • Oil cooler for turbo models
Ignition
  • Distributorless ignition system
  • Direct-fire coil packs
  • Knock sensor for timing control
Fuel Efficiency
  • Multi-point fuel injection
  • Oxygen sensor feedback
  • Electronic throttle control
Durability
  • Forged internals for turbo models
  • High-strength timing belt
  • Reinforced engine mounts

Safety Features

Engine Protection
  • Low oil pressure warning
  • Overheat protection
  • Knock sensor for detonation prevention
Emissions
  • Catalytic converter
  • EGR system
  • OBD-II compliance (1996 and later)

Comfort Features

Noise Reduction
  • Hydraulic engine mounts
  • Acoustic engine cover
  • Balanced crankshaft
Vibration Control
  • Counter-rotating balance shafts
  • Rubber-isolated accessories

Accessories

intake
  • Cold air intake system
  • High-flow air filter
  • Turbocharger (on turbo models)
Exhaust
  • Stainless steel headers
  • Dual exhaust system
  • High-flow catalytic converter
Cooling
  • High-performance radiator
  • Electric cooling fan
  • Oil cooler (turbo models)

Maintenance

Service interval
Every 3,000 miles or 3 months
Service Items
  • Oil and filter change
  • Spark plug replacement
  • Timing belt inspection
  • Coolant flush
  • Air filter replacement
Maintenance Notes
Timing belt replacement recommended every 60,000 miles

Warranty

Basic
Miles: 36,000
Years: 3
Coverage: Bumper-to-bumper
Powertrain
Miles: 60,000
Years: 5
Coverage: Engine and transmission
Corrosion
Miles: Unlimited
Years: 7
Coverage: Perforation only
Emissions
Miles: 50,000
Years: 4
Coverage: Catalytic converter and sensors

Production Details

Manufacturer
Mitsubishi Motors
Manufacturing Process
  • Precision casting for block and heads
  • CNC machining for critical components
  • Robotic assembly for consistency
Quality Control
Testing: Dyno testing for performance, Leak testing for cooling system, Vibration analysis
Standards: ISO 9001 certification, JIS quality standards
Sustainability
  • Recyclable aluminum components
  • Low-emission manufacturing
  • Energy-efficient production lines
Production Metrics
Units Produced: Approximately 150,000
Production Years: 1994-2001
Production Location: Nagoya, Japan

Service Information for 3.0l v6 engine Service

Maintenance and service requirements specific to this component

3,000
3
  • Oil and filter change
  • Inspect timing belt
  • Check coolant level
  • Inspect spark plugs
  • Check air filter

Use synthetic oil for turbo models

30,000
24
  • Replace spark plugs
  • Inspect ignition system
  • Check fuel injectors
  • Inspect exhaust system
  • Test emissions system

Perform compression test if issues are suspected

60,000
60
  • Replace timing belt
  • Replace water pump
  • Flush cooling system
  • Inspect turbocharger (if equipped)
  • Replace accessory belts

Critical to replace timing belt to prevent engine damage

Common Questions

Find answers to common questions about torque specifications

Q1

Is the 3.0L V6 engine compatible with other Mitsubishi models?

The 3.0L V6 engine used in the 1994-2001 Mitsubishi 3000GT is primarily designed for this model. While some components may be compatible with other Mitsubishi vehicles, such as the Diamante or Montero, full compatibility cannot be guaranteed due to differences in engine mounting, wiring, and ECU configurations. Always verify part numbers and consult technical documentation before attempting cross-model installations.

Q2

What are the maintenance requirements for the 3.0L V6 engine?

The 3.0L V6 engine requires regular maintenance to ensure optimal performance. Key tasks include oil changes every 3,000-5,000 miles, spark plug replacement every 30,000 miles, and timing belt replacement every 60,000 miles. Additionally, coolant should be flushed every 30,000 miles, and air filters should be inspected and replaced as needed. Adhering to this schedule helps prevent engine wear and maintain efficiency.

Q3

How do I replace the timing belt on a 3.0L V6 engine?

Replacing the timing belt on a 3.0L V6 engine involves several steps. First, disconnect the battery and remove the serpentine belt. Next, remove the timing belt cover and align the engine to TDC (Top Dead Center). Loosen the tensioner pulley, remove the old belt, and install the new one, ensuring proper alignment of the timing marks. Reinstall the tensioner pulley, tighten it, and reassemble the components. Always refer to the service manual for detailed instructions.

Q4

What should I do if my 3.0L V6 engine is overheating?

If your 3.0L V6 engine is overheating, start by checking the coolant level and ensuring there are no leaks. Inspect the radiator, water pump, and thermostat for functionality. Verify that the cooling fan is operational. If the issue persists, it may be due to a clogged radiator, a failing head gasket, or air in the cooling system. Address these issues promptly to prevent engine damage.

Q5

How can I optimize the performance of my 3.0L V6 engine?

To optimize the performance of your 3.0L V6 engine, consider upgrading the air intake and exhaust systems for better airflow. Regularly replace spark plugs and use high-quality synthetic oil. Ensure the fuel injectors are clean and functioning properly. Additionally, tuning the ECU can enhance power and efficiency. Always monitor engine health and address any issues promptly to maintain peak performance.

Factory Service Resources

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

Mitsubishi 3000GT Service Manual

Coming Soon

Comprehensive guide covering engine maintenance, repair, and troubleshooting for the 1994-2001 Mitsubishi 3000GT 3.0L V6 engine.

Technical Service Bulletin for 3.0L V6 Engine

Coming Soon

Latest updates and fixes related to the 3.0L V6 engine, including known issues and recommended solutions.

3000GT Parts and Accessories Catalog

Coming Soon

Detailed catalog of OEM and aftermarket parts for the Mitsubishi 3000GT, including engine components and performance upgrades.

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About the Author

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

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