The BMW N74B60 engine was produced in 2009 according to a personal drawing in order to eliminate their errors and simplify the production stages using parts from previous engines released.
This petrol 12-cylinder V-type engine replaced the N73 unit, many different components were borrowed from the N63 engine. To reduce the cost of manufacturing parts and improve maintainability, all engine elements are made of aluminum.
N74 family: N74B60, N74B66, N74B68.
Specifications
| Production years | since 2009 |
| Displacement, cc | 5972 |
| Fuel system | direct injection |
| Power output, hp | 544 |
| Torque output, Nm | 750 |
| Cylinder block | aluminum V12 |
| Block head | aluminum 48v |
| Cylinder bore, mm | 89 |
| Piston stroke, mm | 80 |
| Compression ratio | 10.0 |
| Features | no |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | double VANOS |
| Turbocharging | Twin-Turbo |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 10.5 |
| Fuel type | petrol |
| Euro standards | EURO 5/6 |
| Fuel consumption, L/100 km (for BMW 760Li 2010) — city — highway — combined |
18.9 9.6 13.0 |
| Engine lifespan, km | ~300 000 |
| Firing order | 1-7-5-11-3-9-6-12-2-8-4-10 |
| Weight, kg | 235 |
The engine was installed on:
- BMW 7-Series F01 in 2009 – 2015.
Disadvantages of the N74B60 engine
- The main problems of the motor are associated with rapid coking at idle;
- Turbines can fail up to 100,000 km due to coking in oil lines;
- By a mileage of 150 thousand km, the Double VANOS system may already require attention here;
- After 150,000 km, timing chains often stretch, and their replacement will be expensive;
- Also, valve stem seals quickly tan in the engine and lubricant consumption appears.
Frequently asked questions about the BMW N74B60
How much power does the BMW N74B60 make?
The BMW N74B60 develops 544 hp and 750 Nm of torque.
How much oil does the BMW N74B60 take and which one?
Engine oil capacity: 10.5 liters. Recommended oil: 5W-30.
Does the BMW N74B60 have a timing belt or chain?
The BMW N74B60 uses a timing chain.
Is the BMW N74B60 turbocharged?
Yes, the BMW N74B60 is turbocharged (Twin-Turbo).
Does the BMW N74B60 need valve clearance adjustment?
No, the BMW N74B60 has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the BMW N74B60 last?
The typical lifespan of the BMW N74B60 is ~300 000 km with proper maintenance.
What is the fuel consumption of the BMW N74B60?
BMW 760Li 2010: city 18.9, highway 9.6, combined 13.0 L/100 km.
What cars was the BMW N74B60 installed on?
BMW 7-Series F01 in 2009 - 2015.
What are the common problems of the BMW N74B60?
The main problems of the motor are associated with rapid coking at idle. Turbines can fail up to 100,000 km due to coking in oil lines. All known problems.
