B9A Bentley B9A
4.0-літровий V8 двигун Bentley з подвійним турбонаддувом, що забезпечує високу потужність і крутний момент, ідеально підходить для розкішних автомобілів.
22
Brand engines
2
Modifications
Technical Specifications
| Engine Displacement | 4.0 L (3,993 cc) |
| Configuration | V8 |
| Number of Cylinders | 8 |
| Valves per Cylinder | 4 |
| Power | 500 - 550 л.с. |
| Torque | 660 - 770 Н*м |
| Cylinder Bore | 84.50 mm |
| Piston Stroke | 89.00 mm |
| Compression Ratio | 10.1:1 |
| Firing Order | 1-5-4-8-6-3-7-2 |
| Fuel System | Direct Injection |
| Aspiration | Twin-Turbocharged |
| Turbocharger | Twin-scroll turbochargers |
| Intercooler | Yes |
| Maximum RPM | 6,000 rpm |
| Max Torque RPM | 1,700 rpm |
| Valve Train | DOHC |
| Timing Drive | Chain |
| Timing Chain Replacement | 250000 or as needed |
| Block Material | Aluminum |
| Head Material | Aluminum |
| Engine Weight | 245 kg |
| Dimensions (L×W×H) | null mm |
| Lubrication System | Dry sump |
| Cooling System | Liquid cooling |
Additional Information
| Engine Family | Bentley V8 engine series |
| Manufacturing Plant | Crewe, England |
| Predecessor | B8A |
Maintenance
| Engine Oil Capacity | 9.5 L (with filter: 10 L) |
| Recommended Viscosity | 5W-30 |
| Oil Standard | VW 504 00/507 00 |
| Recommended Brands | Castrol Edge, Mobil 1, Shell Helix |
| Oil Change Interval | 15 000 km or 12 mo |
| Oil Filter | 07C115561B |
| Air Filter |
3W0129620
Replace every 60 000 km |
| Fuel filter | 3W0201511A |
| Cabin Filter | 3W0819644 |
| Spark Plugs |
Type: Iridium Part number: 101905631HGap: 0.8 mm Quantity: 8 pcs Replace every 60 000 km |
| Coolant Capacity | 15 L |
| Coolant Type | G12++ (Bentley Coolant) |
| Coolant Change Interval | 240 000 km |
| Thermostat Opening Temperature | 87°C |
| Operating Temperature | 90°C |
| Max Operating Temperature | 120°C |
| Critical Temperature | 130°C |
| Annual Maintenance Cost | 1500-2000 USD |
Reliability
Expected lifespan: 300 000 km
Common problems
| Problem | Severity | Mileage | Repair cost |
|---|---|---|---|
| Turbocharger oil leak | Medium | 100000-150000 km | $2000-3000 |
| Coolant hose failure | Medium | 80000-120000 km | $500-1000 |
Known defects
- Early models had issues with turbocharger oil seals
- Occasional coolant leaks
Warranty extensions
- Bentley extended warranty for turbocharger issues up to 10 years/120000 miles
Tuning potential
Tuning potential: High | Max. safe power: 800 hp
| Stage | Power | Torque | Method | Cost |
|---|---|---|---|---|
| Stage 1 | 580 hp | 850 Nm |
ECU remap only Reliability impact: Minimal |
$1500 |
| Stage 2 | 650 hp | 950 Nm |
ECU, Downpipe, Intake Required: Upgraded intercoolers, Downpipes, ECU remap Reliability impact: Low |
$5000 |
| Stage 3 | 750 hp | 1050 Nm |
Hybrid Turbo, Injectors Required: Bigger turbos, Forged internals, Upgraded fuel system Reliability impact: Medium-High |
$15000 |
Popular modifications
- ECU tune
- High-flow air filters
- Upgraded exhaust system
Tuning limitations
- Transmission limitations above 750hp
- Cooling system upgrades necessary for track use
Cars with the B9A engine
This engine was fitted to 1 model
| Photo | Brand | Model | Generation | Production years |
|---|---|---|---|---|
|
No photo
|
Bentley | Continental Flying Spur | Continental Flying Spur | 2005 - 2013 |
All modifications (2)
| Vehicle | Generation | Modification | Power | Gearbox | Drive |
|---|---|---|---|---|---|
| Bentley Continental Flying Spur | Continental Flying Spur | 4.0 V8 500 л.с. 6-МКП 4x4 | 500 hp | 6-МКП | 4x4 |
| Bentley Continental Flying Spur | Continental Flying Spur | 4.0 V8 500 л.с. 8-Автомат 4x4 | 500 hp | 8-Автомат | 4x4 |
Interesting Facts
- The B9A engine is known for its smooth power delivery and luxury performance.
- It features advanced twin-scroll turbocharging technology.
Applications
Total produced: unknown
| Vehicle | Generation | Years | Power | Markets |
|---|---|---|---|---|
| Bentley Continental GT | 3rd Gen | 2018-present | 500hp/550hp | Global |
| Bentley Flying Spur | 3rd Gen | 2019-present | 500hp/550hp | Global |
Compatible transmissions: 8-speed Automatic
Drive types: AWD
Fuel Economy
| Fuel Type | Petrol 98 |
| Octane Rating | Minimum: 95 | Recommended: 98 |
| Consumption (City) | 15 L/100km |
| Consumption (Highway) | 9 L/100km |
| Consumption (Combined) | 11.5 L/100km |
| Real Consumption | 12.5 L/100km |
| Fuel Tank Capacity | 90 L |
| Range | 782 km |
| Cost per 100 km | 20-25 USD |
Emissions Standards
| Emission Standard | Euro 6 |
| CO₂ Emissions | 265 g/km |
| Particulate Filter (DPF) | Absent |
| AdBlue | Not Required |
Awards and Recognition
- Engine of the Year (2019) — 4.0L to 4.5L