The Mitsubishi 6G72TT 3.0-liter twin turbo V6 engine was assembled by the company from 1990 to 2000 and installed on the popular 3000GT or GTO coupe and completely similar to the Dodge Stealth. There were 7 modifications of the unit with different versions of TD04 and boost pressure from 0.5 to 0.8 bar.
6G7 family: 6G71, 6G72, 6G72TT, 6G73, 6G74, 6G75.
Specifications
| Production years | 1990-2000 |
| Displacement, cc | 2972 |
| Fuel system | distributed injection |
| Power output, hp | 280 – 325 |
| Torque output, Nm | 407 – 427 |
| Cylinder block | cast iron V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 91.1 |
| Piston stroke, mm | 76 |
| Compression ratio | 8.0 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | two MHI TD04 |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 4.6 |
| Fuel type | petrol |
| Euro standards | EURO 2 |
| Fuel consumption, L/100 km (for Mitsubishi 3000GT 1992) — city — highway — combined |
15.1 9.0 11.3 |
| Engine lifespan, km | ~220 000 |
| Weight, kg | 230 |
The engine was installed on:
- Mitsubishi 3000GT 1 (Z16) in 1990 – 1993, 3000GT 2 (Z15) in 1993 – 2000;
- Dodge Stealth 1 (Z16A) in 1990 – 1996.
Disadvantages of the 6G72TT engine
- This is a very reliable turbine unit and, with proper care, it does not cause trouble;
- There are a lot of complaints only about the oil burner, and if you miss the oil level, it will turn the liners;
- Another rare oil change greatly reduces the life of turbines and hydraulic lifters;
- The main cause of floating speed is the contamination of the throttle and injectors;
- Keep an eye on the amount of coolant, leaks here happen regularly.
Frequently asked questions about the Mitsubishi 6G72TT
How much power does the Mitsubishi 6G72TT make?
The Mitsubishi 6G72TT develops 280 - 325 hp and 407 - 427 Nm of torque.
How much oil does the Mitsubishi 6G72TT take and which one?
Engine oil capacity: 4.6 liters. Recommended oil: 5W-40.
Does the Mitsubishi 6G72TT have a timing belt or chain?
The Mitsubishi 6G72TT uses a timing belt.
Is the Mitsubishi 6G72TT turbocharged?
Yes, the Mitsubishi 6G72TT is turbocharged (two MHI TD04).
Does the Mitsubishi 6G72TT need valve clearance adjustment?
No, the Mitsubishi 6G72TT has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Mitsubishi 6G72TT last?
The typical lifespan of the Mitsubishi 6G72TT is ~220 000 km with proper maintenance.
What is the fuel consumption of the Mitsubishi 6G72TT?
Mitsubishi 3000GT 1992: city 15.1, highway 9.0, combined 11.3 L/100 km.
What cars was the Mitsubishi 6G72TT installed on?
Mitsubishi 3000GT 1 (Z16) in 1990 - 1993, 3000GT 2 (Z15) in 1993 - 2000; Dodge Stealth 1 (Z16A) in 1990 - 1996.
What are the common problems of the Mitsubishi 6G72TT?
This is a very reliable turbine unit and, with proper care, it does not cause trouble. There are a lot of complaints only about the oil burner, and if you miss the oil level, it will turn the liners. All known problems.
