Porsche 911 GT3
The Porsche 911 GT3 is the benchmark road-legal homologation sports car, marrying an atmospheric 9,000-rpm 4.0-liter flat-six engine with motorsport-derived swan-neck aerodynamics and double-wishbone front suspension.
Technical Specifications
| Engine / Powertrain | 4.0-Liter Naturally Aspirated Boxer-6 (MA275) |
|---|---|
| Peak Output | 502 hp (375 kW) @ 8,400 rpm |
| Peak Torque | 346 lb-ft (470 Nm) @ 6,100 rpm |
| Transmission | 7-Speed Dual-Clutch PDK / 6-Speed GT Sport Manual |
| Drivetrain Layout | Rear-Wheel Drive (RWD) with Mechanical LSD |
| Acceleration (0–60 MPH) | 3.2 seconds (PDK) / 3.7 seconds (Manual) |
| Top Speed | 198 mph (318 km/h) |
| Curb Weight | 3,164 lbs (1,435 kg) |
| Exterior Dimensions | 4,573 mm L × 1,852 mm W × 1,279 mm H |
| Data Verification Status | Verified (Homologation Standard) |
Development History
Introduced in 1999 as part of the 996 generation under two-time World Rally champion Walter Röhrl, the GT3 succeeded the Carrera RS. Developed by Porsche Motorsport in Flacht, every generation—996, 997, 991, and current 992—has pushed the boundaries of naturally aspirated atmospheric response, setting benchmark production Nürburgring Nordschleife lap times under 7 minutes.
Aerodynamics & Engineering
Function over form: The 992 GT3 incorporates a top-mounted 'swan-neck' rear wing directly derived from the 911 RSR race car, maximizing underwing airflow efficiency and generating up to 150% more downforce than its predecessor without excessive drag penalties.
911 GT3 Generations
992.1 (Generation 7)
Introduced the race-derived double-wishbone front suspension axle, swan-neck rear wing, and 502 hp 4.0-liter atmospheric engine.
991.2 (Generation 6)
Marked the celebrated return of the 6-speed manual gearbox alongside PDK, powered by a new 4.0L motorsport engine with 500 hp.
997.2 (Generation 4)
The final GT3 generation to feature the legendary dry-sump Mezger engine, dynamic engine mounts, and center-lock motorsport wheels.
911 GT3 Comparisons
Porsche 911 GT3 vs. Porsche 911 Turbo S: Pure Motorsport Agility vs. All-Weather Hyperspeed
An in-depth mechanical and aerodynamic comparison between Weissach's naturally aspirated track scalpel and its twin-VTG turbocharged grand touring missile.
Read Comparison →Frequently Asked Questions
Does the Porsche 911 GT3 come with a manual transmission?
Yes, Porsche offers the 911 GT3 with an optional 6-speed GT sport manual gearbox with automatic rev-matching, alongside the standard 7-speed dual-clutch PDK.
What is the redline of the 992 GT3 engine?
The atmospheric 4.0-liter flat-six revs to a blistering 9,000 rpm, utilizing individual throttle bodies and rigid valve drive.
What is the Nürburgring Nordschleife lap time for the 992 GT3?
The 992 GT3 recorded an official certified lap time of 6 minutes 59.927 seconds across the full 20.8-kilometer lap with Lars Kern behind the wheel.