2012 Mercedes-Benz SL-Class SL550 Roadster Vehicle Performance
- Engine: 5.5L Veight-cylinder DOHC with variable valve timing and four valves per cylinder
- Mercedes-Benz SL-Class SL550 Premium unleaded fuel
- Fuel economy: EPA (08):, 14 MPG city, 22 MPG highway, 17 MPG combined and 359 mi. range
- Multi-point fuel injection
- 21.1gallon fuel tank Mercedes-Benz SL-Class SL550
- Power (SAE): 382 hp @ 6,000 rpm; 391 ft lb of torque @ 2,800 rpm