M5 E39
The BMW M5 E39 features naturally-aspirated 4.9-liter S62 V8 engine producing 400 PS (294 kW) at 6600 RPM with 500 Newton-meters (369 pound-feet) torque at 3800 RPM through Getrag 420G six-speed manual transmission and rear-wheel-drive achieving 250 km/h electronically-limited maximum velocity with 4.8-second 0-60 mph acceleration and unrestricted 300+ km/h capability representing sophisticated performance sedan with 4941cc displacement, individual throttle bodies for each cylinder, double-VANOS variable valve timing, and semi-dry sump lubrication system.
M5 E39 launched 1998 represents BMW definitive executive performance sedan establishing naturally-aspirated V8 specification competing against Mercedes-Benz E55 AMG through sophisticated engineering and refined dynamics. Production spanning 1998-2003 achieved legendary status among enthusiasts through exceptional balance of performance, luxury, and daily usability with S62 powerplant featuring eight individual electronically-actuated throttle bodies derived from motorsport technology. Model established benchmark status in executive sedan segment through understated styling concealing extraordinary performance capabilities and sophisticated chassis tuning delivering genuine supercar-rivaling acceleration with practical four-door configuration representing peak naturally-aspirated BMW M philosophy before subsequent turbocharged evolution.