Pulse Performance Racing (PPRE) completed building a “6B” six-rotor engine. The custom 3924 cc peripheral-port motor produces 813 horsepower at 8,800 rpm and 759 Nm (559 lb-ft) at 5,000 rpm to the wheels on pump gasoline. The motor features a custom PPRE eccentric shaft, FC3S-series housings, RX-8 13B-MSP Renesis rotors, PPRE apex seals, 12 ignition coils, and 12 550 cc injectors.
Update: Added more specs from Speedhunters’ article
Source: Just Another J-Tinner