The 2.9-liter twin-turbo V6 Porsche MDG.RB has been installed since 2019 on the Macan S and, after the facelift, on the Macan GTS. It belongs to the large EA839 family of turbo engines and produces 380 hp and 520 Nm.
EA839 family:
2.9 L – MDC.AB, MCS.ZA, MCS.ZB, MCS.ZD, MDG.RB, MDG.RC, MDG.PA, MDG.PC, MDG.PD, MDG.PE;
3.0 L – MDC.BE, MCX.TA, MDL.ZB, MDC.BF, MDC.BG.
Specifications
| Production years | since 2019 |
| Displacement, cc | 2894 |
| Fuel system | direct injection |
| Power output, hp | 380 |
| Torque output, Nm | 520 |
| Cylinder block | aluminum V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 84.5 |
| Piston stroke, mm | 86 |
| Compression ratio | 10.5 |
| Features | 2 x DOHC |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | at intake and exhaust |
| Turbocharging | two BorgWarner K03 |
| Recommended engine oil | 0W-30 |
| Engine oil capacity, liter | 7.5 |
| Fuel type | petrol |
| Euro standards | EURO 6d |
| Fuel consumption, L/100 km (for Porsche Macan GTS 2020) — city — highway — combined |
12.1 8.0 9.6 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 187 |
The engine was installed on:
- Porsche Macan 1 (95B) since 2019.
Disadvantages of the Porsche MDG.RB engine
- The engine appeared after the 2019 update, so the rocker arm failures of early EA839 engines hardly affect it;
- Watch the cooling system: the aluminum block does not tolerate overheating;
- Like all direct-injection engines, it is prone to carbon deposits on the intake valves;
- Owners often report malfunctions of the exhaust system with a particulate filter;
- Oil and coolant leaks are a regular topic on owner forums.
Frequently asked questions about the Porsche MDG.RB
How much power does the Porsche MDG.RB make?
The Porsche MDG.RB develops 380 hp and 520 Nm of torque.
How much oil does the Porsche MDG.RB take and which one?
Engine oil capacity: 7.5 liters. Recommended oil: 0W-30.
Does the Porsche MDG.RB have a timing belt or chain?
The Porsche MDG.RB uses a timing chain.
Is the Porsche MDG.RB turbocharged?
Yes, the Porsche MDG.RB is turbocharged (two BorgWarner K03).
Does the Porsche MDG.RB need valve clearance adjustment?
No, the Porsche MDG.RB has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Porsche MDG.RB last?
The typical lifespan of the Porsche MDG.RB is ~250 000 km with proper maintenance.
What is the fuel consumption of the Porsche MDG.RB?
Porsche Macan GTS 2020: city 12.1, highway 8.0, combined 9.6 L/100 km.
What cars was the Porsche MDG.RB installed on?
Porsche Macan 1 (95B) since 2019.
What are the common problems of the Porsche MDG.RB?
The engine appeared after the 2019 update, so the rocker arm failures of early EA839 engines hardly affect it. Watch the cooling system: the aluminum block does not tolerate overheating. All known problems.
