The 4.7-liter V8 Jeep EVC or PowerTech High Output engine was assembled from 2002 to 2008 and was installed on the Grand Cherokee SUV and for a very short time on Ram or Dakota pickups. The motor differed from its counterpart not only in greater power, but also in the presence of a knock sensor.
PowerTech family: EVA, EVC, EVE, EKG.
Specifications
| Production years | 2002-2008 |
| Displacement, cc | 4701 |
| Fuel system | injector |
| Power output, hp | 255 – 265 |
| Torque output, Nm | 420 – 450 |
| Cylinder block | cast iron V8 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 93 |
| Piston stroke, mm | 86.5 |
| Compression ratio | 9.7 |
| Features | SOHC |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.7 |
| Fuel type | petrol |
| Euro standards | EURO 3/4 |
| Fuel consumption, L/100 km (for Jeep Grand Cherokee 2002) — city — highway — combined |
22.3 12.0 15.0 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 240 |
The engine was installed on:
- Dodge Dakota 3 (ND) in 2007 – 2008;
- Dodge Ram 3 (DT) in 2007 – 2008;
- Jeep Grand Cherokee 2 (WJ) in 2002 – 2004, Grand Cherokee 3 (WK) in 2007 – 2008.
Disadvantages of the EVC engine
- The engine requires specific oils or its narrow oil passages will become clogged;
- Also, due to the wrong choice of lubricant, hydraulic lifters often stick here;
- Significantly less often, but periodically there is a loss of valve seats;
- Timing consists of three chains with a resource of 200 thousand km;
- But your main expenses will be associated with excessively high fuel consumption.
Frequently asked questions about the Jeep EVC
How much power does the Jeep EVC make?
The Jeep EVC develops 255 - 265 hp and 420 - 450 Nm of torque.
How much oil does the Jeep EVC take and which one?
Engine oil capacity: 5.7 liters. Recommended oil: 5W-30.
Does the Jeep EVC have a timing belt or chain?
The Jeep EVC uses a timing chain.
Is the Jeep EVC turbocharged?
No, the Jeep EVC is naturally aspirated.
Does the Jeep EVC need valve clearance adjustment?
No, the Jeep EVC has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Jeep EVC last?
The typical lifespan of the Jeep EVC is ~300 000 km with proper maintenance.
What is the fuel consumption of the Jeep EVC?
Jeep Grand Cherokee 2002: city 22.3, highway 12.0, combined 15.0 L/100 km.
What cars was the Jeep EVC installed on?
Dodge Dakota 3 (ND) in 2007 - 2008; Dodge Ram 3 (DT) in 2007 - 2008; Jeep Grand Cherokee 2 (WJ) in 2002 - 2004, Grand Cherokee 3 (WK) in 2007 - 2008.
What are the common problems of the Jeep EVC?
The engine requires specific oils or its narrow oil passages will become clogged. Also, due to the wrong choice of lubricant, hydraulic lifters often stick here. All known problems.
