No. 31 Petersen Motorsports/White Lightning Racing Entry: F131 EVOGT * 2458 * 2007 American Le Mans Series RESULTS Starts: 12 Wins: Salt Lake City Podiums: Detroit Grand Prix (3rd) Pole Positions: 3 (St. Petersburg, Salt Lake City, Lime Rock) Front Row Starts: 9 Fastest Race Laps: 6 with three different drivers ENGINE Type: Ferrari F136, 8 cylinders with V 90° layout. Capacity: 3.998,6 cm3. Materials: Aluminum alloy engine block and cylinder heads. Intake system: Air induction limited by two restrictors Ã? 28.8 mm. Timing system: 4 camshafts (2 per each cylinder head), 4 valves per cylinder. Injection and ignition: Magneti Marelli engine management. Fuel: Unleaded 102 RON, 88 MON., E10 (10% Ethanol mixture) POWER TRAIN Type: 6 speed + reverse sequential control. Differential: self-locking, adjustable by blades. Clutch: 5â??1/2 synthesized three discs. CHASSIS AND BODYWORK Chassis: aluminum monocoque, steel safety cage (per FIA rules), engine and gearbox stiffly fitted to the chassis. Steering system: rack and pinion system, power steering. Suspensions: independent wheels, overlapped aluminum triangular wishbones, adjustable shock absorbers, adjustable anti-roll bar. Brake system: Brembo, steel discs Ã? 380 Ã? 32 mm (front) Ã? 332 Ã? 32 mm - 6 pistons (front) and 4 pistons (rear) calipers, adjustable brake balance. Bodywork materials: carbon/ kevlar/ nomex/ aluminium. Aerodynamic devices: adjustable single profile rear wing, carbon floor with rear diffuser. Weight: 1100 kg (all the liquids at the standard level, without fuel and driver).