K4M 740 Renault K4M 740

Атмосферний 4-циліндровий двигун, відомий своєю надійністю та простотою обслуговування.

Brand: Renault Type: Petrol Configuration: Inline-4 Production Years: 2001 - 2010 Production: Flins, France
81 Brand engines
11 Modifications

Technical Specifications

Engine Displacement 1.6 L (1,598 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 105 - 110 л.с.
Torque 145 - 150 Н*м
Cylinder Bore 80.00 mm
Piston Stroke 79.50 mm
Compression Ratio 9.5:1
Firing Order 1-3-4-2
Fuel System Multi-point Fuel Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 6,000 rpm
Max Torque RPM 4,000 rpm
Valve Train DOHC
Timing Drive Belt
Timing belt replacement interval 120,000 km
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 Renault K engine series
Manufacturing Plant Flins, France

Maintenance

Engine Oil Capacity 4.5 L (with filter: 4.8 L)
Recommended Viscosity 5W-30
Oil Standard ACEA A3/B4
Recommended Brands Total Quartz, Elf Evolution, Castrol GTX
Oil Change Interval 15 000 km or 12 mo
Oil Filter 7701061577
Air Filter 7701061578
Replace every 60 000 km
Spark Plugs Type: Iridium
Part number: 7701061579
Gap: 1 mm
Quantity: 4 pcs
Replace every 60 000 km
Coolant Capacity 6 L
Coolant Type G12 (Renault Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 85°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 500-800 USD

Reliability

Reliability rating: 7/10

Expected lifespan: 250 000 km

Common problems

Problem Severity Mileage Repair cost
Timing belt failure Medium 100000-120000 km $300-600
Oil leaks from gaskets Low 80000-100000 km $150-300

Known defects

  • Oil consumption issues in early models
  • Injector failures

Warranty extensions

  • Renault extended warranty for engine issues up to 5 years/100000 km

Tuning potential

Tuning potential: Medium | Max. safe power: 180 hp

Stage Power Torque Method Cost
Stage 1 125 hp 165 Nm ECU remap only
Reliability impact: Minimal 		$400
Stage 2 140 hp 180 Nm -
Required: Cold air intake, ECU remap
Reliability impact: Low 		$800
Stage 3 160 hp 200 Nm -
Required: Turbocharger kit, ECU remap
Reliability impact: Medium 		$2500

Popular modifications

  • ECU remap
  • Cold air intake
  • Exhaust system upgrade

Tuning limitations

  • Stock internals limit power
  • Cooling system upgrades needed for high power

Cars with the K4M 740 engine

This engine was fitted to 6 models

Photo Brand Model Generation Production years
No photo
 Dacia Solenza Solenza 2003 - 2005
No photo
 Renault Clio Clio II 1998 - 2005
No photo
 Renault Kangoo Kangoo 1998 - 2008
No photo
 Renault Megane Megane 1996 - 2008
No photo
 Renault Scenic Scenic 1996 - 2009
No photo
 Smart Forfour Forfour 2004 - 2006

All modifications (11)

Vehicle Generation Modification Power Gearbox Drive
Dacia Solenza Solenza 1.6 90 л.с. 5-МКП 2WD 90 hp 5-МКП 2WD
Dacia Solenza Solenza 1.6 90 л.с. 4-Автомат 2WD 90 hp 4-Автомат 2WD
Renault Clio Clio II 1.6 16V 110 л.с. 5-МКП 2WD 110 hp 5-МКП 2WD
Renault Kangoo Kangoo 1.6 16V 105 л.с. 5-МКП 2WD 105 hp 5-МКП 2WD
Renault Kangoo Kangoo 1.6 16V 105 л.с. 4-Автомат 2WD 105 hp 4-Автомат 2WD
Renault Megane Megane 1.6 16V 105 л.с. 5-МКП 2WD 105 hp 5-МКП 2WD
Renault Megane Megane 1.6 16V 105 л.с. 4-Автомат 2WD 105 hp 4-Автомат 2WD
Renault Scenic Scenic 1.6 16V 110 л.с. 5-МКП 2WD 110 hp 5-МКП 2WD
Renault Scenic Scenic 1.6 16V 110 л.с. 4-Автомат 2WD 110 hp 4-Автомат 2WD
Smart Forfour Forfour 1.5 90 л.с. 5-МКП 2WD 90 hp 5-МКП 2WD
Smart Forfour Forfour 1.5 90 л.с. 6-Автомат 2WD 90 hp 6-Автомат 2WD

Interesting Facts

  • The K4M engine is known for its reliability and efficiency.
  • It was widely used in various Renault models across Europe.

Applications

Total produced: approximately 500000

Vehicle Generation Years Power Markets
Renault Megane II 2002-2008 105hp/110hp Europe, Asia
Renault Scenic II 2003-2009 105hp/110hp Europe

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

Drive types: FWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 95 | Recommended: 98
Consumption (City) 9 L/100km
Consumption (Highway) 5.5 L/100km
Consumption (Combined) 7 L/100km
Real Consumption 8 L/100km
Fuel Tank Capacity 55 L
Range 785 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

Comparison with competitors

Engine Brand Displacement Power Torque
EA111 Volkswagen 1,598 cc 105 hp 148 Nm
M13 BMW 1,598 cc 115 hp 150 Nm

Pros

  • Good fuel economy
  • Low maintenance costs
  • Reliable performance

Cons

  • Limited tuning potential
  • Some issues with oil consumption