M44B18 BMW M44B18
Атмосферний 4-циліндровий двигун з мульти-впорском, відомий своєю надійністю та простотою обслуговування.
86
Brand engines
2
Modifications
Technical Specifications
| Engine Displacement | 1.8 L (1,796 cc) |
| Configuration | Inline-4 |
| Number of Cylinders | 4 |
| Valves per Cylinder | 4 |
| Power | 138 - 140 л.с. |
| Torque | 175 - 180 Н*м |
| Cylinder Bore | 85.00 mm |
| Piston Stroke | 83.50 mm |
| Compression Ratio | 10.0:1 |
| Firing Order | 1-3-4-2 |
| Fuel System | Multi-point fuel injection |
| Aspiration | Naturally Aspirated |
| Intercooler | No |
| Maximum RPM | 6,500 rpm |
| Max Torque RPM | 3,900 rpm |
| Valve Train | DOHC |
| Timing Drive | Chain |
| Timing Chain Replacement | 250000 or as needed |
| Block Material | Cast Iron |
| Head Material | Aluminum |
| Engine Weight | 140 kg |
| Dimensions (L×W×H) | null mm |
| Lubrication System | Wet sump |
| Cooling System | Liquid cooling |
Additional Information
| Engine Family | BMW M44 engine series |
| Manufacturing Plant | Munich, Germany |
| Predecessor | M42B18 |
| Successor | N42B18 |
Maintenance
| Engine Oil Capacity | 4.25 L (with filter: 4.5 L) |
| Recommended Viscosity | 10W-40 |
| Oil Standard | ACEA A3/B3 |
| Recommended Brands | Castrol GTX, Mobil 1, Shell Helix |
| Oil Change Interval | 10 000 km or 12 mo |
| Oil Filter | 11421730389 |
| Air Filter |
13721730946
Replace every 30 000 km |
| Fuel filter | 13321740985 |
| Cabin Filter | null |
| Spark Plugs |
Type: Copper Part number: 12129071003Gap: 0.7 mm Quantity: 4 pcs Replace every 30 000 km |
| Coolant Capacity | 8 L |
| Coolant Type | G11 (BMW Coolant) |
| Coolant Change Interval | 100 000 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: 300 000 km
Common problems
| Problem | Severity | Mileage | Repair cost |
|---|---|---|---|
| Oil leaks from valve cover gasket | Medium | 100000-150000 km | $200-400 |
| Coolant system failures | High | 120000-180000 km | $500-1000 |
Known defects
- Weak cooling system components
- VANOS rattle
Tuning potential
Tuning potential: Medium | Max. safe power: 200 hp
| Stage | Power | Torque | Method | Cost |
|---|---|---|---|---|
| Stage 1 | 150 hp | 190 Nm |
ECU remap only Reliability impact: Minimal |
$300 |
| Stage 2 | 160 hp | 200 Nm |
- Required: Cold air intake, Exhaust system Reliability impact: Low |
$1500 |
| Stage 3 | 180 hp | 220 Nm |
- Required: Performance camshafts, ECU remap, Exhaust system Reliability impact: Medium |
$3000 |
Popular modifications
- Cold air intake
- Performance exhaust
- ECU tuning
Tuning limitations
- Limited by naturally aspirated design
- Cooling system upgrades recommended for high power
Cars with the M44B18 engine
This engine was fitted to 1 model
| Photo | Brand | Model | Generation | Production years |
|---|---|---|---|---|
|
No photo
|
BMW | 3 Series | 3 series (E36) | 1991 - 1998 |
All modifications (2)
| Vehicle | Generation | Modification | Power | Gearbox | Drive |
|---|---|---|---|---|---|
| BMW 3 Series | 3 series (E36) | BMW 318i 1.8 л.с. 6-МКП 2WD | 113 hp | 6-МКП | 2WD |
| BMW 3 Series | 3 series (E36) | BMW 318i 1.8 л.с. 5-Автомат 2WD | 113 hp | 5-Автомат | 2WD |
Interesting Facts
- The M44B18 was the last naturally aspirated inline-4 engine used in the BMW 3 Series until the introduction of the N42.
Applications
Total produced: null
| Vehicle | Generation | Years | Power | Markets |
|---|---|---|---|---|
| BMW 3 Series | E36 | 1996-1998 | 140hp | Europe, USA |
| BMW Z3 | E36/7 | 1996-1999 | 140hp | Europe, USA |
Compatible transmissions: 5-speed Manual, 4-speed Automatic
Drive types: RWD
Fuel Economy
| Fuel Type | Petrol 95 |
| Octane Rating | Minimum: 91 | Recommended: 95 |
| Consumption (City) | 10.5 L/100km |
| Consumption (Highway) | 6.5 L/100km |
| Consumption (Combined) | 8 L/100km |
| Real Consumption | 9 L/100km |
| Fuel Tank Capacity | 52 L |
| Range | 650 km |
| Cost per 100 km | 10-12 USD |
Emissions Standards
| Emission Standard | Euro 2 |
| CO₂ Emissions | 190 g/km |
| Particulate Filter (DPF) | Absent |
| AdBlue | Not Required |