Only the extremely opulent President model and the American Infiniti Q45 were equipped with the 4.5-liter Nissan VH45DE engine, also known as VH45, which was manufactured in Japan between 1989 and 2002. This power unit is widely used in sports cars for self-swapping.
The VH45DE engine’s features include a forged steel crankshaft and connecting rods, six-bolt main bearing caps, lightweight molybdenum-coated pistons, exhaust camshafts composed of unique materials, and hydraulic lifters.
The VH41DE, an internal combustion engine, is another member of the VH family.
The engine was mounted on:
- Nissan President 2 (HG50) in 1990 – 2002;
- Infiniti Q45 1 (G50) in 1989 – 1996.
Specifications
| Manufacturer | Yokohama Plant |
| Production years | 1989-2002 |
| Cylinder block alloy | aluminum |
| Fuel system | injector |
| Configuration | V8 |
| Valves per cylinder | 4 |
| Piston stroke, mm | 82.7 |
| Cylinder bore, mm | 93 |
| Compression ratio | 10.2 |
| Displacement, cc | 4494 |
| Power output, hp | 278/6000 |
| Torque output, Nm / rpm | 396/4000 |
| Timing drive | single row chain |
| Fuel type | petrol |
| Euro standards | EURO 3/4 |
| Weight, kg | 237 |
| Fuel consumption, L/100 km (for Nissan President 2000) — city — highway — combined |
16.6 12.4 14.7 |
| Oil consumption, gr/1000 km | up to 1000 |
| Recommended engine oil | 5W-30 / 5W-40 / 10W-30 / 10W-40 |
| Engine oil capacity, liter | 5.6 |
| Oil change interval, km | 10000 |
| Engine lifespan, km | ~350 000 |
Disadvantages of the VH45DE engine
The plastic timing chain guides are the internal combustion engine’s sole vulnerability;
On the electrical side, a mass air flow sensor and knock sensors are intermittently disrupted;
The motor’s resource is enormous and its dependability is nearly exceptional in every other way.