IMSA GTP 101: The Acura ARX 06s Internal Combustion Engine

3Dprinted exhaust outlets An airtowater intercooler placed inside the turbocharger plenum Acura s IndyCarbred ARX06 engine is unlike anything found in IMSA s new WeatherTech SportsCar Championship hybrid GTP class, and thanks to Honda Performance Development, RACER was taken on a tour of the 670hp 2. 4liter twinturbo V6 motor ahead of its competition debut at the Rolex 24 At Daytona. , imsa, gtp, acura, arx06, rolex24, hpd, marshallpruett, racermagazine