R18A1 Honda R18A1

Honda R18A1 - це надійний атмосферний двигун з хорошою економічністю пального, що підходить для щоденного використання.

Brand: Honda Type: Petrol Configuration: Inline-4 Production Years: 2006 - 2015 Production: Alliston, Ontario, Canada
43 Brand engines
5 Modifications

Technical Specifications

Engine Displacement 1.8 L (1,799 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 140 - 143 л.с.
Torque 174 - 178 Н*м
Cylinder Bore 81.00 mm
Piston Stroke 87.30 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 6,500 rpm
Max Torque RPM 4,300 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement 200000 or as needed
Block Material Aluminum
Head Material Aluminum
Engine Weight 130 kg
Dimensions (L×W×H) 600 × 500 × 600 mm
Lubrication System Wet sump
Cooling System Liquid cooling

Additional Information

Engine Family Honda R engine series
Manufacturing Plant Alliston, Ontario, Canada
Successor K24Z3

Maintenance

Engine Oil Capacity 4.5 L (with filter: 4.8 L)
Recommended Viscosity 5W-20
Oil Standard API SN, ILSAC GF-5
Recommended Brands Honda Genuine Oil, Mobil 1, Castrol Edge
Oil Change Interval 8 000 km or 6 mo
Oil Filter 15400-PLM-A01
Air Filter 17220-R1A-A00
Replace every 48 000 km
Cabin Filter 80292-SDA-A01
Spark Plugs Type: Iridium
Part number: 98079-55146
Gap: 1.1 mm
Quantity: 4 pcs
Replace every 96 000 km
Coolant Capacity 6 L
Coolant Type Honda Type 2 Coolant (Honda Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 85°C
Operating Temperature 90°C
Max Operating Temperature 120°C
Critical Temperature 130°C
Annual Maintenance Cost 500-800 USD

Reliability

Reliability rating: 8/10

Expected lifespan: 300 000 km

Common problems

Problem Severity Mileage Repair cost
Oil consumption issues in early models Medium 100000-150000 km $500-1000
VTEC solenoid failure Low 120000-180000 km $300-600

Known defects

  • Some models experienced excessive oil consumption
  • VTEC issues in earlier production runs

Warranty extensions

  • Honda extended warranty for engine issues up to 7 years/100000 miles

Tuning potential

Tuning potential: Medium | Max. safe power: 220 hp

Stage Power Torque Method Cost
Stage 1 160 hp 190 Nm ECU remap only
Reliability impact: Minimal 		$400
Stage 2 180 hp 210 Nm -
Required: Cold air intake, ECU remap
Reliability impact: Low 		$1200
Stage 3 200 hp 230 Nm -
Required: Turbo kit, ECU remap, Upgraded fuel system
Reliability impact: Medium 		$3000

Popular modifications

  • Cold air intake
  • ECU tuning
  • Performance exhaust

Tuning limitations

  • Limited by stock internals
  • Turbocharging requires significant modifications

Cars with the R18A1 engine

This engine was fitted to 2 models

Photo Brand Model Generation Production years
No photo
 Honda Civic Civic 2001 - 2010
No photo
 Acura CSX CSX (FD1) 2005 - 2011

All modifications (5)

Vehicle Generation Modification Power Gearbox Drive
Honda Civic Civic 1.4 i-VTEC 100 л.с. 5-МКП 2WD 100 hp 5-МКП 2WD
Honda Civic Civic 1.4 i-VTEC 100 л.с. 5-Автомат 2WD 100 hp 5-Автомат 2WD
Honda Civic Civic 1.8 i-VTEC 140 л.с. 6-МКП 2WD 140 hp 6-МКП 2WD
Honda Civic Civic 1.8 i-VTEC 140 л.с. 5-Автомат 2WD 140 hp 5-Автомат 2WD
Acura CSX CSX (FD1) 1.8 i-VTEC 140 л.с. 5-МКП 2WD 140 hp 5-МКП 2WD

Interesting Facts

  • The R18A1 is known for its fuel efficiency and reliability.
  • It features Honda's i-VTEC technology for improved performance.
  • Widely used in various Honda models across different markets.

Applications

Total produced: over 1 million

Vehicle Generation Years Power Markets
Honda Civic FD 2006-2011 140hp/143hp Europe, USA, Asia
Honda CR-V RE 2007-2011 140hp Europe, USA, Asia

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

Drive types: FWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 91 | Recommended: 95
Consumption (City) 9 L/100km
Consumption (Highway) 5.5 L/100km
Consumption (Combined) 7 L/100km
Real Consumption 8 L/100km
Fuel Tank Capacity 50 L
Range 714 km
Cost per 100 km 10-12 USD

Emissions Standards

Emission Standard Euro 4
CO₂ Emissions 160 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Awards and Recognition

  • Best Engine (2007) — 1.6L to 2.0L

Comparison with competitors

Engine Brand Displacement Power Torque
1.8L I4 Toyota 1,798 cc 132 hp 170 Nm
M44B19 BMW 1,895 cc 143 hp 190 Nm

Pros

  • High reliability and low maintenance costs.
  • Good fuel economy compared to competitors.
  • Smooth power delivery and decent performance.

Cons

  • Limited tuning potential compared to turbocharged engines.
  • Some models had oil consumption issues.