The 4.0-liter twin-turbo V8 Porsche MDW.HA has been installed since 2023 on the hybrid Cayenne Turbo E-Hybrid and Cayenne Turbo E-Hybrid Coupe. The V8 produces 600 hp, and together with the electric motor the system delivers 740 hp and 950 Nm, which makes it the most powerful version of the facelifted Cayenne family.
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 | since 2023 |
| Displacement, cc | 3996 |
| Fuel system | direct injection |
| Power output, hp | 600 |
| Torque output, Nm | 800 |
| Cylinder block | aluminum V8 |
| Block head | aluminum 32v |
| Cylinder bore, mm | 86 |
| Piston stroke, mm | 86 |
| Compression ratio | 9.7 |
| 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 6e |
| Fuel consumption, L/100 km (for Porsche Cayenne Coupe Turbo E-Hybrid 2024) — city — highway — combined |
17.5 9.6 12.5 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 230 |
The engine was installed on:
- Porsche Cayenne 3 (9YA) since 2023;
- Porsche Cayenne 3 Coupe (9YB) since 2023.
Disadvantages of the Porsche MDW.HA engine
- In the first production year there were many electrical faults and the check-engine light came on; later software updates fixed them;
- Dealers often replaced the fuel tank isolation valve under warranty;
- Low-quality petrol can cause detonation and even scuffing in the cylinders;
- The complex exhaust after-treatment system often throws errors.
Frequently asked questions about the Porsche MDW.HA
How much power does the Porsche MDW.HA make?
The Porsche MDW.HA develops 600 hp and 800 Nm of torque.
How much oil does the Porsche MDW.HA take and which one?
Engine oil capacity: 9.5 liters. Recommended oil: 0W-40.
Does the Porsche MDW.HA have a timing belt or chain?
The Porsche MDW.HA uses a timing chain.
Is the Porsche MDW.HA turbocharged?
Yes, the Porsche MDW.HA is turbocharged (two BorgWarner B03G).
Does the Porsche MDW.HA need valve clearance adjustment?
No, the Porsche MDW.HA has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Porsche MDW.HA last?
The typical lifespan of the Porsche MDW.HA is ~300 000 km with proper maintenance.
What is the fuel consumption of the Porsche MDW.HA?
Porsche Cayenne Coupe Turbo E-Hybrid 2024: city 17.5, highway 9.6, combined 12.5 L/100 km.
What cars was the Porsche MDW.HA installed on?
Porsche Cayenne 3 (9YA) since 2023; Porsche Cayenne 3 Coupe (9YB) since 2023.
What are the common problems of the Porsche MDW.HA?
In the first production year there were many electrical faults and the check-engine light came on; later software updates fixed them. Dealers often replaced the fuel tank isolation valve under warranty. All known problems.
