2012 SLK-Class SLK350 Roadster Vehicle Performance
- Engine: 3.5L V6 DOHC with variable valve timing and four valves per cylinder
- Premium unleaded fuel
- Fuel economy: EPA (08):, 20 MPG city, 29 MPG highway, 23 MPG combined and 366 mi. range
- Gasoline direct fuel injection
- 15.9gallon fuel tank
- Power (SAE): 302 hp @ 6,500 rpm; 273 ft lb of torque @ 3,500 rpm