Grand American Rolex

Engine

Type: Lexus Daytona Prototype V8, Normally Aspirated, DOHC, Four Valves per Cylinder, Fuel-Injected
Displacement: 5.0L (302 cu. in.)
Power: 500 hp @ 7000 rpm
Max. rpm: 7000 rpm (mandated)
Engine Development and Maintenance: TRD, U.S.A., Inc. (Toyota Racing Development)
Engine Block: Aluminum
Cylinder Head: Aluminum
Compression Ratio: Max. 11:1 (mandated)
Engine Management System: Bosch 4.3 (mandated)
Fuel: Sunoco Racing Gas

2008 ENGINE

The Lexus Daytona Prototype V8 powerplant is a 5.0-liter, race-modified version of the production engine utilized in the LS, GS and SC models. The 32-valve, DOHC, fuel-injected powerplant features an aluminum block and cylinder heads while producing 500 hp at 7000 rpm. The Lexus Daytona Prototype V8 is developed and assembled by TRD, U.S.A., Inc., in Costa Mesa, Calif.