AR37501 Alfa Romeo Twin Spark 2.0
Модульний 4-циліндровий двигун з TwinPower Turbo, відомий своєю потужністю та ефективністю, але вимагає регулярного обслуговування.
48
Brand engines
2
Modifications
Technical Specifications
| Engine Displacement | 2.0 L (1,962 cc) |
| Configuration | Inline-4 |
| Number of Cylinders | 4 |
| Valves per Cylinder | 2 |
| Power | 148 л.с. |
| Torque | 186 Н*м |
| Cylinder Bore | 84.00 mm |
| Piston Stroke | 88.50 mm |
| Compression Ratio | 10.0:1 |
| Firing Order | 1-3-4-2 |
| Fuel System | Multi-point fuel injection |
| Aspiration | Naturally Aspirated |
| Turbocharger | Single Twin-Scroll Turbo |
| Intercooler | No |
| Maximum RPM | 6,000 rpm |
| Max Torque RPM | 4,000 rpm |
| Valve Train | DOHC |
| Timing Drive | Belt |
| Timing belt replacement interval | 60,000 km |
| Block Material | Aluminum |
| Head Material | Aluminum |
| Lubrication System | Wet sump |
| Cooling System | Liquid cooling |
Additional Information
| Engine Family | Twin Spark |
| Manufacturing Plant | Arese, Italy |
| Predecessor | AR00526 |
| Successor | AR32310 |
Maintenance
| Engine Oil Capacity | 4.5 L (with filter: 4.7 L) |
| Recommended Viscosity | 10W-40 |
| Oil Standard | ACEA A3/B3 |
| Recommended Brands | Selenia, Castrol, Mobil |
| Oil Change Interval | 10 000 km or 12 mo |
| Oil Filter | 60606874 |
| Air Filter |
60511640
Replace every 20 000 km |
| Fuel filter | 60511641 |
| Spark Plugs |
Type: Platinum Part number: 60511543Gap: 0.7 mm Quantity: 8 pcs Replace every 30 000 km |
| Coolant Capacity | 8 L |
| Coolant Type | G11 (Paraflu) |
| Coolant Change Interval | 60 000 km |
| Thermostat Opening Temperature | 88°C |
| Operating Temperature | 90°C |
| Max Operating Temperature | 110°C |
| Critical Temperature | 120°C |
| Annual Maintenance Cost | 500-800 USD |
Reliability
Expected lifespan: 250 000 km
Common problems
| Problem | Severity | Mileage | Repair cost |
|---|---|---|---|
| Timing belt failure | High | 60000-80000 km | $500-1000 |
| Oil leaks from valve cover gasket | Medium | 100000-150000 km | $200-400 |
Known defects
- Weak timing belt tensioner
- Oil consumption issues
Tuning potential
Tuning potential: Medium | Max. safe power: 200 hp
| Stage | Power | Torque | Method | Cost |
|---|---|---|---|---|
| Stage 1 | 160 hp | 200 Nm |
ECU remap Reliability impact: Minimal |
$400 |
| Stage 2 | 175 hp | 215 Nm |
ECU, Downpipe, Intake Required: Performance exhaust, Cold air intake Reliability impact: Low |
$1500 |
| Stage 3 | 190 hp | 230 Nm |
Hybrid Turbo, Injectors Required: High compression pistons, Camshaft upgrade Reliability impact: Medium |
$3000 |
Popular modifications
- Sports exhaust system
- High performance air filter
- ECU remap
Tuning limitations
- Limited by naturally aspirated design
- Cooling system upgrades needed for high performance
Cars with the AR37501 engine
This engine was fitted to 1 model
| Photo | Brand | Model | Generation | Production years |
|---|---|---|---|---|
|
No photo
|
Alfa Romeo | Spider | Spider (Type 939) | 2006 - 2010 |
All modifications (2)
| Vehicle | Generation | Modification | Power | Gearbox | Drive |
|---|---|---|---|---|---|
| Alfa Romeo Spider | Spider (Type 939) | 1.8 JTS 140 л.с. 6-МКП 2WD | 140 hp | 6-МКП | 2WD |
| Alfa Romeo Spider | Spider (Type 939) | 1.8 JTS 140 л.с. 7-Автомат 2WD | 140 hp | 7-Автомат | 2WD |
Interesting Facts
- The Twin Spark system uses two spark plugs per cylinder for better combustion efficiency.
- The engine was known for its distinctive Alfa Romeo sound.
Applications
Total produced: unknown
| Vehicle | Generation | Years | Power | Markets |
|---|---|---|---|---|
| Alfa Romeo 75 | Type 162B | 1985-1992 | 148hp | Europe, USA |
| Alfa Romeo 164 | Type 164 | 1987-1995 | 148hp | Europe, USA |
Compatible transmissions: 5-speed Manual
Drive types: RWD
Fuel Economy
| Fuel Type | Petrol 95 |
| Octane Rating | Minimum: 95 | Recommended: 98 |
| Consumption (City) | 12 L/100km |
| Consumption (Highway) | 8 L/100km |
| Consumption (Combined) | 9.5 L/100km |
| Real Consumption | 10.5 L/100km |
| Fuel Tank Capacity | 60 L |
| Range | 632 km |
| Cost per 100 km | 15-20 USD |
Emissions Standards
| Emission Standard | Euro 1 |
| CO₂ Emissions | 220 g/km |
| Particulate Filter (DPF) | Absent |
| AdBlue | Not Required |