JEEP Wrangler 2012 Unlimited 3.8L V6 (JK)

Jeep Wrangler 2012 3.8 petrol description

Crossover / SUV JEEP Wrangler 2012 Unlimited 3.8L V6 has been produced from January, 2012 to January, 2017. It has six-cylinder petrol engine with displacement of 3.8 litres, which produces power of 198 horsepower on 5000 rpm and torque 315 Nm (Newton metres) on 4000 revolutions per minute.

This 6-cylinder 12-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system without turbocharger. Engine versions compliant with Euro 3 and Euro 4 emission standards available. Average engine life expectancy (mileage before serious repairs are needed) is from 330 000 to 560 000 kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs 
This Jeep Wrangler 3.8 engine oil type is 5W-30 and oil capacity is 4.7 litres.

JEEP Wrangler 2012 Unlimited 3.8L V6 has all four wheel drive (AWD, 4x4) and automatic gearbox with 4 gears.
JEEP Wrangler 2012 Unlimited 3.8L V6 accelerates to speed 100 kilometres per hour in 11.8 seconds. The maximum speed of this car is 175 km/h.

The fuel consumption of this JEEP Wrangler 2012 Unlimited 3.8L V6 in combined mode (combining urban and highway driving) is 12.3 litres per 100km (8.1 km/l), fuel consumption in city - 16.7 l/100km, highway fuel economy - 9 l/100km..

Jeep Wrangler 2012

JEEP Wrangler 2012 Unlimited 3.8L V6 technical data

Model: JEEP Wrangler Unlimited 3.8L V6
Body style: Crossover / SUV
Production period: 2012. January ... 2017. January 
Engine: 3778 cm3 Petrol, 6 cylinders CO2 emissions: 285 g/km
Power: 198 HP ON 5000 RPM Torque: 315 NM ON 4000 RPM
Gearbox: Automatic gearbox (4 gears) Drive type: All wheel drive (AWD, 4x4)
Maximum speed: 175 km/h Acceleration 0-100 km/h: 11.8 seconds
Fuel consumption (l/100km): 12.3 (combined) 16.7 (urban) 9.0 (highway)
Car dimensions: 3.88m (length) 1.87m (width) 1.80m (height)
Trunk capacity: 486 litres
Gross weight: 2540 kg

JEEP Wrangler 2012 Unlimited 3.8L V6 engine EGH 2

Engine reliability:

Overall, this engine can last around 330,000 to 560,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement 3778 cm3
Number of cylinders 6
Bore (cylinder diameter) 96 mm
Stroke length (piston move) 87.1 mm
Compression ratio 9.6 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

Fuel system Injection
JEEP Wrangler 2012 Unlimited 3.8L V6 oil type 5W-30
Oil capacity 4.7 litres (5 quarts)
Power 200 - 215 HP ON 5000 RPM
Torque 310 - 330 NM ON 4000 RPM
Engine manufacturer Dodge
Start of production (year) 1990
Duration of production 21 years
Engine also used on Dodge Grand Caravan Chrysler Pacifica

Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design.

All Jeep Wrangler crossover [2012 - 2017] modifications

Modification Engine Power Consumption Gearbox
JEEP Wrangler 2012 Unlimited 2.8L CRD 4x4

Most fuel efficient diesel version
Only version with manual transmission

2.8 Diesel 200 HP 8.3 l/100km Manual (6)
JEEP Wrangler 2012 Unlimited 2.8L CRD 4x4 2.8 Diesel 200 HP 8.8 l/100km Automatic (5)
JEEP Wrangler 2012 Unlimited 3.6L V6 4x4

Most dynamic version - 100 km/h in 8.9 seconds
Most fuel efficient petrol version

3.6 Petrol 285 HP 11.7 l/100km Automatic (5)
JEEP Wrangler 2012 Unlimited 3.8L V6 4x4 3.8 Petrol 198 HP 12.3 l/100km Automatic (4)
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