The 4.0-liter twin-turbo V8 Porsche MDC.UA was installed from 2017 to 2023 on the third-generation Cayenne Turbo and Cayenne Turbo Coupe, where it produces 550 hp and 770 Nm. It was also part of the hybrid powertrain of the Turbo S E-Hybrid with a system output of 680 hp and 900 Nm.
EA825 family:
Panamera – MCV.DA, MCV.DD, MCV.DE, MDT.CA, MCV.DF, MDV.TA, MDV.TC, MDV.TD;
Cayenne – MDC.UA, MDC.UD, MDW.HB, MDW.HC, MDW.HA, MDW.NA, MDW.NF.
Specifications
| Production years | 2017-2023 |
| Displacement, cc | 3996 |
| Fuel system | direct injection |
| Power output, hp | 550 |
| Torque output, Nm | 770 |
| Cylinder block | aluminum V8 |
| Block head | aluminum 32v |
| Cylinder bore, mm | 86 |
| Piston stroke, mm | 86 |
| Compression ratio | 10.1 |
| Features | AVS |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | on all shafts |
| Turbocharging | two BorgWarner B03G |
| Recommended engine oil | 0W-40 |
| Engine oil capacity, liter | 9.5 |
| Fuel type | petrol |
| Euro standards | EURO 6 / 6d |
| Fuel consumption, L/100 km (for Porsche Cayenne Turbo 2018) — city — highway — combined |
23.5 12.1 15.2 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 230 |
The engine was installed on:
- Porsche Cayenne 3 (9YA) in 2017 – 2023;
- Porsche Cayenne 3 Coupe (9YB) in 2019 – 2023.
Disadvantages of the Porsche MDC.UA engine
- Low-quality petrol can cause detonation and even scuffing in the cylinders;
- The plasma-sprayed coating of the cylinder walls also suffers from bad fuel;
- The turbochargers last long only with frequent oil changes, ideally more often than the official interval;
- Owners complain about coolant leaks and failures of the fuel lift pump;
- The complex exhaust after-treatment system often throws errors.
Frequently asked questions about the Porsche MDC.UA
How much power does the Porsche MDC.UA make?
The Porsche MDC.UA develops 550 hp and 770 Nm of torque.
How much oil does the Porsche MDC.UA take and which one?
Engine oil capacity: 9.5 liters. Recommended oil: 0W-40.
Does the Porsche MDC.UA have a timing belt or chain?
The Porsche MDC.UA uses a timing chain.
Is the Porsche MDC.UA turbocharged?
Yes, the Porsche MDC.UA is turbocharged (two BorgWarner B03G).
Does the Porsche MDC.UA need valve clearance adjustment?
No, the Porsche MDC.UA has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Porsche MDC.UA last?
The typical lifespan of the Porsche MDC.UA is ~300 000 km with proper maintenance.
What is the fuel consumption of the Porsche MDC.UA?
Porsche Cayenne Turbo 2018: city 23.5, highway 12.1, combined 15.2 L/100 km.
What cars was the Porsche MDC.UA installed on?
Porsche Cayenne 3 (9YA) in 2017 - 2023; Porsche Cayenne 3 Coupe (9YB) in 2019 - 2023.
What are the common problems of the Porsche MDC.UA?
Low-quality petrol can cause detonation and even scuffing in the cylinders. The plasma-sprayed coating of the cylinder walls also suffers from bad fuel. All known problems.
