992.1 GT3 R
The Porsche 992 GT3 R features naturally-aspirated 4.2-liter flat-six boxer racing engine producing 565 PS (416 kW) at 9250 RPM through Porsche six-speed sequential constant-mesh transmission with steering-wheel-mounted paddle shifters achieving approximately 1250-kilogram minimum weight representing GT3-class racing specification with 4194cc displacement, four-valve technology, direct fuel injection, dry-sump lubrication, and single throttle butterfly system delivering enhanced performance over 991.2 predecessor through increased displacement and sophisticated aerodynamic development.
992 GT3 R launched 2022 represents Porsche latest customer racing platform establishing enhanced specification for international GT3 competition debuting 2023 24 Hours of Daytona competing against Ferrari 296 GT3 and Mercedes-AMG GT3 through proven rear-engine layout. Model features 2507mm wheelbase with 4619mm length delivering optimized vehicle balance and constant aerodynamic performance across varying speed ranges through comprehensive development program. Platform demonstrates Porsche continued commitment to customer racing with larger 4.2-liter engine producing enhanced output compared to previous 4.0-liter specification establishing competitive GT3 weapon throughout contemporary endurance racing applications representing evolved 911 racing heritage.