Duratec 3.5 Ford Duratec 3.5

3.5-літровий V6 двигун Ford Duratec, відомий своєю надійністю та плавною роботою, використовується в різних моделях Ford.

Brand: Ford Type: Petrol Configuration: V6 Production Years: 2006 - 2012 Production: Dearborn, Michigan, USA
138 Brand engines
13 Modifications

Technical Specifications

Engine Displacement 3.5 L (3,496 cc)
Configuration V6
Number of Cylinders 6
Valves per Cylinder 4
Power 240 - 265 л.с.
Torque 300 - 340 Н*м
Cylinder Bore 89.00 mm
Piston Stroke 100.00 mm
Compression Ratio 10.3:1
Firing Order 1-4-2-5-3-6
Fuel System Sequential Multi-Point Fuel Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 6,500 rpm
Max Torque RPM 4,000 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement при необхідності або 250000
Block Material Aluminum
Head Material Aluminum
Engine Weight 180 kg
Dimensions (L×W×H) 600 × 600 × 600 mm
Lubrication System Wet sump
Cooling System Liquid cooling

Additional Information

Engine Family Ford Duratec
Manufacturing Plant Dearborn, Michigan, USA
Successor Duratec 3.7

Maintenance

Engine Oil Capacity 5.7 L (with filter: 6 L)
Recommended Viscosity 5W-20, 5W-30
Oil Standard API SM, ILSAC GF-4
Recommended Brands Motorcraft, Mobil 1, Castrol
Oil Change Interval 8 000 km or 6 mo
Oil Filter FL-820-S
Air Filter FA-1885
Replace every 48 000 km
Spark Plugs Type: Iridium
Part number: SP-534
Gap: 1.1 mm
Quantity: 6 pcs
Replace every 100 000 km
Coolant Capacity 8 L
Coolant Type G05 (Motorcraft)
Coolant Change Interval 160 000 km
Thermostat Opening Temperature 88°C
Operating Temperature 90°C
Max Operating Temperature 120°C
Critical Temperature 130°C
Annual Maintenance Cost 600-900 USD

Reliability

Reliability rating: 7/10

Expected lifespan: 250 000 km

Common problems

Problem Severity Mileage Repair cost
Timing chain tensioner failure Medium 120000-180000 km $800-1500
Oil leaks from valve cover gaskets Low 100000-150000 km $200-400

Known defects

  • Some models had issues with the timing chain tensioners
  • Oil consumption issues in early production runs

Warranty extensions

  • Ford offered extended warranties for engine issues up to 100000 miles

Tuning potential

Tuning potential: Medium | Max. safe power: 400 hp

Stage Power Torque Method Cost
Stage 1 290 hp 370 Nm ECU remap and exhaust upgrade
Reliability impact: Minimal
$700
Stage 2 320 hp 400 Nm ECU, Exhaust System
Required: Cold air intake, High-performance exhaust
Reliability impact: Low
$1500
Stage 3 350 hp 450 Nm -
Required: Upgraded turbocharger, Performance internals
Reliability impact: Medium
$3000

Popular modifications

Tuning limitations

  • Stock internals may limit power above 350hp
  • Cooling system upgrades recommended for high power builds

Cars with the Duratec 3.5 engine

This engine was fitted to 4 models

Photo Brand Model Generation Production years
No photo
Ford Explorer Explorer V (U502) 2011 - 2019
No photo
Ford Flex Flex 2008 - 2019
No photo
Ford Taurus Taurus 2000 - 2007
No photo
Ford Thunderbird Thunderbird 2000 - 2006

All modifications (13)

Vehicle Generation Modification Power Gearbox Drive
Ford Explorer Explorer V (U502) 3.5 V6 290 л.с. 6-МКП 2WD 290 hp 6-МКП 2WD
Ford Explorer Explorer V (U502) 3.5 V6 290 л.с. 6-МКП 4x4 290 hp 6-МКП 4x4
Ford Explorer Explorer V (U502) 3.5 V6 290 л.с. 6-Автомат 2WD 290 hp 6-Автомат 2WD
Ford Explorer Explorer V (U502) 3.5 V6 290 л.с. 6-Автомат 4x4 290 hp 6-Автомат 4x4
Ford Flex Flex 3.5L V6 287 л.с. 6-МКП 2WD 287 hp 6-МКП 2WD
Ford Flex Flex 3.5L V6 287 л.с. 6-Автомат 2WD 287 hp 6-Автомат 2WD
Ford Flex Flex 3.5L V6 287 л.с. 6-Автомат 4x4 287 hp 6-Автомат 4x4
Ford Taurus Taurus 3.5L V6 200 л.с. 6-ступ. Автомат 2WD 200 hp 6-ступ. Автомат 2WD
Ford Taurus Taurus 3.5L V6 200 л.с. 6-ступ. Автомат 4x4 200 hp 6-ступ. Автомат 4x4
Ford Taurus Taurus 3.5L V6 200 л.с. 5-ступ. Автомат 2WD 200 hp 5-ступ. Автомат 2WD
Ford Taurus Taurus 3.5L V6 200 л.с. 5-ступ. Автомат 4x4 200 hp 5-ступ. Автомат 4x4
Ford Thunderbird Thunderbird 3.5L V6 252 л.с. 6-Автомат 2WD 252 hp 6-Автомат 2WD
Ford Thunderbird Thunderbird 3.5L V6 252 л.с. 6-Автомат 4x4 252 hp 6-Автомат 4x4

Interesting Facts

  • The Duratec 3.5 was one of Ford's first V6 engines to feature variable valve timing.
  • It was widely used in various Ford models across North America.

Applications

Total produced: не визначено

Vehicle Generation Years Power Markets
Ford Edge 1st 2007-2014 265hp North America
Ford Taurus 5th 2008-2019 263hp North America
Ford Flex 1st 2009-2019 262hp North America

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

Drive types: FWD, 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 4
CO₂ Emissions 250 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Comparison with competitors

Engine Brand Displacement Power Torque
GM 3.6L V6 General Motors 3,564 cc 280 hp 360 Nm
Toyota 3.5L V6 Toyota 3,456 cc 268 hp 336 Nm

Pros

  • Good balance of power and fuel efficiency
  • Widely available parts and support

Cons

  • Some reliability concerns in early models
  • Higher oil consumption in certain units