K24Z2 Acura K24Z2

Рядний 4-циліндровий атмосферний двигун з багатоточковим впорскуванням, відомий своєю надійністю та ефективністю.

Brand: Acura Type: Petrol Configuration: Inline-4 Production Years: 2008 - 2014 Production: Anna, Ohio, USA
28 Brand engines
2 Modifications

Technical Specifications

Engine Displacement 2.4 L (2,354 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 177 л.с.
Torque 218 Н*м
Cylinder Bore 87.00 mm
Piston Stroke 99.00 mm
Compression Ratio 10.5:1
Firing Order 1-3-4-2
Fuel System Multi-point Fuel Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 6,800 rpm
Max Torque RPM 4,300 rpm
Valve Train SOHC
Timing Drive Chain
Timing Chain Replacement 250000 or as needed
Block Material Aluminum
Head Material Aluminum
Lubrication System Wet sump
Cooling System Liquid cooling

Additional Information

Engine Family Honda K engine series
Manufacturing Plant Anna, Ohio, USA
Predecessor K24A8

Maintenance

Engine Oil Capacity 4.3 L (with filter: 4.5 L)
Recommended Viscosity 5W-20
Oil Standard API SN
Recommended Brands Honda Genuine Oil, Mobil 1, Castrol
Oil Change Interval 10 000 km or 12 mo
Oil Filter 15400-PLM-A02
Air Filter 17220-R40-A00
Replace every 30 000 km
Cabin Filter 80292-SDA-407
Spark Plugs Type: Iridium
Part number: 12290-R40-A01
Gap: 1.1 mm
Quantity: 4 pcs
Replace every 100 000 km
Coolant Capacity 6.5 L
Coolant Type Type 2 (Honda Long Life Coolant)
Coolant Change Interval 160 000 km
Thermostat Opening Temperature 82°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 500-800 USD

Reliability

Reliability rating: 8.5/10

Expected lifespan: 300 000 km

Common problems

Problem Severity Mileage Repair cost
Oil consumption Medium 150000-200000 km $500-1000

Known defects

  • VTC actuator noise on cold start

Tuning potential

Tuning potential: Medium | Max. safe power: 280 hp

Stage Power Torque Method Cost
Stage 1 200 hp 240 Nm ECU remap only
Reliability impact: Minimal 		$600
Stage 2 220 hp 260 Nm ECU, Впускний колектор
Required: Cold air intake, Exhaust system, ECU remap
Reliability impact: Low 		$2000
Stage 3 250 hp 300 Nm -
Required: Turbo kit, Forged internals, Upgraded fuel system
Reliability impact: Medium-High 		$8000

Popular modifications

  • Cold air intake
  • Performance exhaust
  • ECU tuning

Tuning limitations

  • Stock internals limit power increase
  • Transmission may need upgrades for high power

Cars with the K24Z2 engine

This engine was fitted to 1 model

Photo Brand Model Generation Production years
No photo
 Acura RDX RDX 2006 - 2012

All modifications (2)

Vehicle Generation Modification Power Gearbox Drive
Acura RDX RDX 2.4L I4 190 л.с. 5-Автомат 2WD 190 hp 5-Автомат 2WD
Acura RDX RDX 2.4L I4 190 л.с. 5-Автомат 4x4 190 hp 5-Автомат 4x4

Interesting Facts

  • The K24Z2 engine is known for its balance of performance and fuel efficiency.
  • It features Honda's i-VTEC system for improved power delivery.

Applications

Total produced: unknown

Vehicle Generation Years Power Markets
Acura TSX CU2 2009-2014 177hp USA, Canada

Compatible transmissions: 5-speed Automatic, 6-speed Manual

Drive types: FWD

Fuel Economy

Fuel Type Petrol 87
Octane Rating Minimum: 87 | Recommended: 87
Consumption (City) 10.2 L/100km
Consumption (Highway) 7.6 L/100km
Consumption (Combined) 8.9 L/100km
Real Consumption 9.5 L/100km
Fuel Tank Capacity 70 L
Range 787 km
Cost per 100 km 10-12 USD

Emissions Standards

Emission Standard Euro 4
CO₂ Emissions 210 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Comparison with competitors

Engine Brand Displacement Power Torque
2AR-FE Toyota 2,494 cc 178 hp 230 Nm

Pros

  • Smooth power delivery
  • Reliable and durable
  • Good fuel efficiency

Cons

  • Limited tuning potential compared to turbocharged engines
  • Higher oil consumption in older models