LGW Cadillac LGW
3.0-літровий V6 двигун з подвійним турбонаддувом, що забезпечує високу потужність і ефективність для автомобілів Cadillac.
14
Brand engines
1
Modifications
Technical Specifications
| Engine Displacement | 2.0 L (1,998 cc) |
| Configuration | Inline-4 |
| Number of Cylinders | 4 |
| Valves per Cylinder | 4 |
| Power | 237 - 258 л.с. |
| Torque | 350 - 400 Н*м |
| Cylinder Bore | 86.00 mm |
| Piston Stroke | 86.00 mm |
| Compression Ratio | 9.5:1 |
| Firing Order | 1-3-4-2 |
| Fuel System | Direct Injection |
| Aspiration | Turbocharged |
| Turbocharger | Single twin-scroll turbocharger |
| Intercooler | Yes |
| Maximum RPM | 6,500 rpm |
| Max Torque RPM | 1,500 rpm |
| Valve Train | DOHC |
| Timing Drive | Chain |
| Timing Chain Replacement | 250000 or as needed |
| Block Material | Aluminum |
| Head Material | Aluminum |
| Lubrication System | Pressure lubrication |
| Cooling System | Liquid cooling |
Additional Information
| Engine Family | GM Ecotec |
| Manufacturing Plant | Spring Hill, Tennessee, USA |
Maintenance
| Engine Oil Capacity | 5.7 L (with filter: 6 L) |
| Recommended Viscosity | 5W-30 |
| Oil Standard | Dexos1 Gen 2 |
| Recommended Brands | ACDelco, Mobil 1, Castrol |
| Oil Change Interval | 12 000 km or 12 mo |
| Oil Filter | ACDelco PF64 |
| Air Filter |
ACDelco A3231C
Replace every 60 000 km |
| Cabin Filter | ACDelco CF188 |
| Spark Plugs |
Type: Iridium Part number: ACDelco 41-162Gap: 0.9 mm Quantity: 4 pcs Replace every 100 000 km |
| Coolant Capacity | 8.5 L |
| Coolant Type | Dex-Cool (ACDelco) |
| Coolant Change Interval | 240 000 km |
| Thermostat Opening Temperature | 92°C |
| Operating Temperature | 90°C |
| Max Operating Temperature | 110°C |
| Critical Temperature | 120°C |
| Annual Maintenance Cost | 600-1000 USD |
Reliability
Expected lifespan: 250 000 km
Common problems
| Problem | Severity | Mileage | Repair cost |
|---|---|---|---|
| Turbocharger wastegate issues | Medium | 80000-120000 km | $800-1500 |
Known defects
- Oil consumption in early models
Warranty extensions
- Extended warranty for turbocharger issues up to 100000 miles
Tuning potential
Tuning potential: Medium | Max. safe power: 400 hp
| Stage | Power | Torque | Method | Cost |
|---|---|---|---|---|
| Stage 1 | 280 hp | 450 Nm |
ECU remap only Reliability impact: Minimal |
$600 |
| Stage 2 | 320 hp | 500 Nm |
ECU, Downpipe, Intake Required: Upgraded intercooler, Downpipe, ECU remap Reliability impact: Low |
$3000 |
| Stage 3 | 380 hp | 550 Nm |
- Required: Bigger turbo, Forged internals, Upgraded fuel system Reliability impact: Medium-High |
$8000 |
Popular modifications
- Cold air intake
- Cat-back exhaust
- ECU tuning
Tuning limitations
- Stock internals limit power above 350hp
- Cooling system upgrades recommended for track use
Cars with the LGW engine
This engine was fitted to 1 model
| Photo | Brand | Model | Generation | Production years |
|---|---|---|---|---|
|
No photo
|
Cadillac | CT6 | CT6 | 2016 - present |
All modifications (1)
| Vehicle | Generation | Modification | Power | Gearbox | Drive |
|---|---|---|---|---|---|
| Cadillac CT6 | CT6 | Cadillac CT6 3.0 V6 Twin Turbo 404 л.с. 8-Автомат 4x4 | 404 hp | 8-Автомат | 4x4 |
Interesting Facts
- The LGW engine is part of GM's Ecotec engine family, known for its efficiency and performance.
- It features a twin-scroll turbocharger for improved throttle response and reduced turbo lag.
Applications
| Vehicle | Generation | Years | Power | Markets |
|---|---|---|---|---|
| Cadillac ATS | 2016-2019 | 2016-2019 | 237hp | North America, China |
| Cadillac CTS | 2016-2019 | 2016-2019 | 237hp | North America, China |
Compatible transmissions: 8-speed Automatic
Drive types: RWD, AWD
Fuel Economy
| Fuel Type | Petrol 95 |
| Octane Rating | Minimum: 91 | Recommended: 95 |
| Consumption (City) | 11 L/100km |
| Consumption (Highway) | 7.6 L/100km |
| Consumption (Combined) | 9 L/100km |
| Real Consumption | 9.5 L/100km |
| Fuel Tank Capacity | 65 L |
| Range | 722 km |
| Cost per 100 km | 15-20 USD |
Emissions Standards
| Emission Standard | Euro 6 |
| CO₂ Emissions | 205 g/km |
| Particulate Filter (DPF) | Absent |
| AdBlue | Not Required |
Comparison with competitors
| Engine | Brand | Displacement | Power | Torque |
|---|---|---|---|---|
| B48B20 | BMW | 1,998 cc | 255 hp | 400 Nm |
| M274 | Mercedes-Benz | 1,991 cc | 241 hp | 370 Nm |
Pros
- Good balance between performance and fuel economy
- Advanced turbocharging technology
Cons
- Higher maintenance costs compared to naturally aspirated engines
- Potential turbocharger issues