The M60B40 engine block is 90° camber aluminum with nickel-plated liners and forged crankshaft. Since the end of 1994, the block has been replaced with a more reliable one made of alusil, the piston, respectively, has also changed.
Aluminum cylinder heads with two camshafts, 4 valves per cylinder, with hydraulic compensators. The diameter of the intake valves is 35 mm, exhaust 30.5 mm. Characteristics of standard camshafts M60B40: phase 246/242, rise 9.7/9.4 mm.
The M60 used individual ignition coils, a plastic intake manifold, a two-row timing chain with a resource of about 200-250 thousand km. Bosch Motronic 3.3 engine management system.
M60 family: M60B30, M60B40.
Specifications
| Production years | 1992-1998 |
| Displacement, cc | 3982 |
| Fuel system | injector |
| Power output, hp | 286 /5800 rpm |
| Torque output, Nm | 400 /4500 rpm |
| Cylinder block | aluminum V8 |
| Block head | aluminum 32v |
| Cylinder bore, mm | 89 |
| Piston stroke, mm | 80 |
| Compression ratio | 10.0 |
| Features | no |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 7.5 |
| Fuel type | petrol |
| Euro standards | EURO 1 |
| Fuel consumption, L/100 km — city — highway — combined |
18.1 9.2 11.8 |
| Engine lifespan, km | ~350 000 |
| Weight, kg | ~200 |
The engine was installed on:
- BMW 7-Series E32 in 1992 – 1994, 7-Series E38 in 1994 – 1996;
- BMW 8-Series E31 in 1992 – 1996;
- BMW 5-Series E34 in 1993 – 1995;
- De Tomaso Guara in 1993 – 1998.
Disadvantages of the M60B40 engine
- Until 1994, a nikasil coating was used, which is very afraid of sulfur in the fuel;
- From vibrations of the engine at idle, adjusting the valve timing often helps;
- The reason for the oil burner is in the valve stem seals or the crankcase ventilation system;
- The oil pump screws may loosen and fall into the sump, it is advisable to check them;
- Factory catalysts had a small resource and the owners got rid of them.
Frequently asked questions about the BMW M60B40
How much power does the BMW M60B40 make?
Power output of the BMW M60B40, hp: 286 /5800 rpm. Torque, Nm: 400 /4500 rpm.
How much oil does the BMW M60B40 take and which one?
Engine oil capacity: 7.5 liters. Recommended oil: 5W-30.
Does the BMW M60B40 have a timing belt or chain?
The BMW M60B40 uses a timing chain.
Is the BMW M60B40 turbocharged?
No, the BMW M60B40 is naturally aspirated.
Does the BMW M60B40 need valve clearance adjustment?
No, the BMW M60B40 has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the BMW M60B40 last?
The typical lifespan of the BMW M60B40 is ~350 000 km with proper maintenance.
What cars was the BMW M60B40 installed on?
BMW 7-Series E32 in 1992 - 1994, 7-Series E38 in 1994 - 1996; BMW 8-Series E31 in 1992 - 1996; BMW 5-Series E34 in 1993 - 1995; De Tomaso Guara in 1993 - 1998.
What are the common problems of the BMW M60B40?
Until 1994, a nikasil coating was used, which is very afraid of sulfur in the fuel. From vibrations of the engine at idle, adjusting the valve timing often helps. All known problems.
What engines are related to the BMW M60B40?
M60 family: M60B30.
