HEMI 6.4L V8 Chrysler HEMI 6.4L V8

6.4-літровий V8 HEMI двигун від Chrysler, відомий своєю потужністю та надійністю, використовується в високопродуктивних автомобілях.

Brand: Chrysler Type: Petrol Configuration: V8 Production Years: 2011 - теперішній час Production: Saltillo, Mexico
9 Brand engines
6 Modifications

Technical Specifications

Engine Displacement 6.4 L (6,417 cc)
Configuration V8
Number of Cylinders 8
Valves per Cylinder 2
Power 470 - 485 л.с.
Torque 637 - 644 Н*м
Cylinder Bore 103.90 mm
Piston Stroke 94.60 mm
Compression Ratio 10.9:1
Firing Order 1-8-4-3-6-5-7-2
Fuel System Sequential Multi-port Fuel Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 6,200 rpm
Max Torque RPM 4,100 rpm
Valve Train OHV
Timing Drive Chain
Timing Chain Replacement 250000 or as needed
Block Material Cast Iron
Head Material Aluminum
Engine Weight 254 kg
Dimensions (L×W×H) null mm
Lubrication System Wet sump
Cooling System Liquid cooling

Additional Information

Engine Family HEMI
Manufacturing Plant Saltillo, Mexico
Predecessor HEMI 6.1L V8

Maintenance

Engine Oil Capacity 6.6 L (with filter: 7 L)
Recommended Viscosity 0W-40
Oil Standard MS-12633
Recommended Brands Pennzoil Ultra Platinum, Mobil 1
Oil Change Interval 12 000 km or 12 mo
Oil Filter 5038041AA
Air Filter 5038780AA
Replace every 48 000 km
Cabin Filter 5058693AA
Spark Plugs Type: Iridium
Part number: SP149125AA
Gap: 0.9 mm
Quantity: 16 pcs
Replace every 96 000 km
Coolant Capacity 13.25 L
Coolant Type HOAT (Mopar Antifreeze/Coolant)
Coolant Change Interval 160 000 km
Thermostat Opening Temperature 88°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 600-1000 USD

Reliability

Reliability rating: 8/10

Expected lifespan: 300 000 km

Common problems

Problem Severity Mileage Repair cost
Lifter failure High 100000-150000 km $2000-4000
Exhaust manifold bolt failure Medium 80000-120000 km $500-1000

Known defects

  • Ticking noise from lifters
  • Exhaust manifold bolt breakage

Warranty extensions

  • Extended warranty for lifter issues in some models

Tuning potential

Tuning potential: Medium | Max. safe power: 700 hp

Stage Power Torque Method Cost
Stage 1 520 hp 680 Nm ECU remap only
Reliability impact: Minimal 		$700
Stage 2 580 hp 750 Nm ECU, Exhaust, Intake
Required: Cold air intake, Cat-back exhaust, ECU remap
Reliability impact: Low 		$3000
Stage 3 650 hp 800 Nm -
Required: Supercharger kit, Forged internals, Upgraded fuel system
Reliability impact: Medium-High 		$12000

Popular modifications

  • Cold air intake
  • Cat-back exhaust
  • ECU tune

Tuning limitations

  • Stock internals limit power above 650hp
  • Cooling system upgrades needed for track use

Cars with the HEMI 6.4L V8 engine

This engine was fitted to 3 models

Photo Brand Model Generation Production years
No photo
 Chrysler 300 300 II 2011 - present
No photo
 Rezvani Arsenal Arsenal 2024 - 2026
No photo
 Rezvani Tank Tank (T1) 2017 - present

All modifications (6)

Vehicle Generation Modification Power Gearbox Drive
Chrysler 300 300 II 6.4L HEMI V8 485 л.с. 8-Автомат 2WD 485 hp 8-Автомат 2WD
Chrysler 300 300 II 6.4L HEMI V8 485 л.с. 8-Автомат 4x4 485 hp 8-Автомат 4x4
Rezvani Arsenal Arsenal Rezvani Arsenal 6.4L V8 500 л.с. 6-МКП 4x4 500 hp 6-МКП 4x4
Rezvani Arsenal Arsenal Rezvani Arsenal 6.4L V8 500 л.с. 8-Автомат 4x4 500 hp 8-Автомат 4x4
Rezvani Tank Tank (T1) 6.4L V8 500 л.с. 6-МКП 4x4 500 hp 6-МКП 4x4
Rezvani Tank Tank (T1) 6.4L V8 500 л.с. 8-Автомат 4x4 500 hp 8-Автомат 4x4

Interesting Facts

  • The 6.4L HEMI V8 is known for its distinctive 'HEMI tick' sound.
  • It features Chrysler's Fuel Saver Technology, which deactivates four cylinders under light load conditions to improve fuel economy.

Applications

Total produced: null

Vehicle Generation Years Power Markets
Dodge Charger LD 2011-present 470hp/485hp USA, Canada, Australia
Dodge Challenger LC 2011-present 470hp/485hp USA, Canada, Australia
Jeep Grand Cherokee WK2 2012-present 470hp/485hp USA, Canada, Europe

Compatible transmissions: 8-speed Automatic, 6-speed Manual

Drive types: RWD, AWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 91 | Recommended: 95
Consumption (City) 15.7 L/100km
Consumption (Highway) 9.8 L/100km
Consumption (Combined) 12.8 L/100km
Real Consumption 14 L/100km
Fuel Tank Capacity 70 L
Range 547 km
Cost per 100 km 18-22 USD

Emissions Standards

Emission Standard Euro 5
CO₂ Emissions 298 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Awards and Recognition

  • Ward's 10 Best Engines (2015) — V8 Engines

Comparison with competitors

Engine Brand Displacement Power Torque
LT1 Chevrolet 6,162 cc 455 hp 617 Nm
Coyote 5.0 Ford 5,038 cc 460 hp 570 Nm

Pros

  • High power output
  • Distinctive engine sound
  • Good tuning potential

Cons

  • Higher fuel consumption
  • Known lifter issues
  • Heavier than competitors