EHM Dodge EHM
3.7-літровий V6 двигун від Dodge, відомий своєю надійністю при належному обслуговуванні, але з деякими проблемами з прокладкою головки блоку циліндрів.
28
Brand engines
2
Modifications
Technical Specifications
| Engine Displacement | 3.7 L (3,604 cc) |
| Configuration | V6 |
| Number of Cylinders | 6 |
| Valves per Cylinder | 4 |
| Power | 283 - 305 л.с. |
| Torque | 353 - 400 Н*м |
| Cylinder Bore | 96.00 mm |
| Piston Stroke | 83.00 mm |
| Compression Ratio | 10.2:1 |
| Firing Order | 1-2-3-4-5-6 |
| Fuel System | Multi-point Fuel Injection |
| Aspiration | Naturally Aspirated |
| Intercooler | No |
| Maximum RPM | 6,400 rpm |
| Max Torque RPM | 4,800 rpm |
| Valve Train | DOHC |
| Timing Drive | Chain |
| Timing Chain Replacement | 250000 or as needed |
| Block Material | Aluminum |
| Head Material | Aluminum |
| Engine Weight | 204 kg |
| Dimensions (L×W×H) | 600 × 600 × 600 mm |
| Lubrication System | Pressure lubrication |
| Cooling System | Liquid cooling |
Additional Information
| Engine Family | Chrysler 3.6L Pentastar V6 |
| Manufacturing Plant | Trenton, Michigan, USA |
Maintenance
| Engine Oil Capacity | 5.7 L (with filter: 6 L) |
| Recommended Viscosity | 5W-20 |
| Oil Standard | API SN, ILSAC GF-5 |
| Recommended Brands | Mopar, Castrol, Mobil 1 |
| Oil Change Interval | 12 000 km or 12 mo |
| Oil Filter | 68157230AA |
| Air Filter |
68229406AA
Replace every 48 000 km |
| Cabin Filter | 68229407AA |
| Spark Plugs |
Type: Iridium Part number: 68218634AAGap: 1.1 mm Quantity: 6 pcs Replace every 100 000 km |
| Coolant Capacity | 10 L |
| Coolant Type | G05 (Chrysler Coolant) |
| Coolant Change Interval | 240 000 km |
| Thermostat Opening Temperature | 90°C |
| Operating Temperature | 95°C |
| Max Operating Temperature | 110°C |
| Critical Temperature | 125°C |
| Annual Maintenance Cost | 600-800 USD |
Reliability
Expected lifespan: 300 000 km
Common problems
| Problem | Severity | Mileage | Repair cost |
|---|---|---|---|
| Oil leaks from valve cover gaskets | Medium | 100000-150000 km | $300-600 |
| Timing chain tensioner noise | Medium | 120000-180000 km | $800-1200 |
Known defects
- Some early models had issues with oil consumption
- Potential for water pump failure
Warranty extensions
- Chrysler offers extended warranty options for powertrain components
Tuning potential
Tuning potential: Medium | Max. safe power: 450 hp
| Stage | Power | Torque | Method | Cost |
|---|---|---|---|---|
| Stage 1 | 320 hp | 420 Nm |
ECU remap only Reliability impact: Minimal |
$500 |
| Stage 2 | 360 hp | 450 Nm |
- Required: Cold air intake, Cat-back exhaust, ECU remap Reliability impact: Low |
$1500 |
| Stage 3 | 400 hp | 480 Nm |
- Required: Supercharger kit, Upgraded fuel system, ECU remap Reliability impact: Medium |
$5000 |
Popular modifications
- Cold air intake
- High-performance exhaust system
- ECU tuning
Tuning limitations
- Limited by stock fuel system at high power levels
- Cooling system upgrades recommended for high-performance builds
Cars with the EHM engine
This engine was fitted to 1 model
| Photo | Brand | Model | Generation | Production years |
|---|---|---|---|---|
|
No photo
|
Dodge | Dakota | Dakota | 2005 - 2011 |
All modifications (2)
| Vehicle | Generation | Modification | Power | Gearbox | Drive |
|---|---|---|---|---|---|
| Dodge Dakota | Dakota | 3.7L V6 210 л.с. 6-МКП 2WD | 210 hp | 6-МКП | 2WD |
| Dodge Dakota | Dakota | 3.7L V6 210 л.с. 5-Автомат 2WD | 210 hp | 5-Автомат | 2WD |
Interesting Facts
- The Pentastar engine family is used in a variety of Chrysler, Dodge, and Jeep vehicles.
- It features a lightweight aluminum construction for improved fuel efficiency.
Applications
Total produced: over 1 million
| Vehicle | Generation | Years | Power | Markets |
|---|---|---|---|---|
| Dodge Charger | LD | 2011-2021 | 283hp/305hp | North America, Europe |
| Dodge Challenger | LD | 2011-2021 | 283hp/305hp | North America, Europe |
Compatible transmissions: 8-speed Automatic, 6-speed Manual
Drive types: RWD, AWD
Fuel Economy
| Fuel Type | Petrol 87 |
| Octane Rating | Minimum: 87 | Recommended: 89 |
| Consumption (City) | 12 L/100km |
| Consumption (Highway) | 8 L/100km |
| Consumption (Combined) | 10 L/100km |
| Real Consumption | 11 L/100km |
| Fuel Tank Capacity | 70 L |
| Range | 700 km |
| Cost per 100 km | 10-15 USD |
Emissions Standards
| Emission Standard | Euro 5 |
| CO₂ Emissions | 220 g/km |
| Particulate Filter (DPF) | Absent |
| AdBlue | Not Required |
Awards and Recognition
- Ward's 10 Best Engines (2012) — Best Engine
Comparison with competitors
| Engine | Brand | Displacement | Power | Torque |
|---|---|---|---|---|
| GM LFX | General Motors | 3,564 cc | 304 hp | 366 Nm |
| Ford 3.5L EcoBoost | Ford | 3,496 cc | 365 hp | 420 Nm |
Pros
- Good balance of power and efficiency
- Widely used across multiple models
- Robust aftermarket support
Cons
- Some issues with oil consumption in early models
- Less power compared to turbocharged competitors