Audi R8 2008
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
ENGINE:
4.2 quattro 420 HP 6 speed;
V8 spark-ignition engine with FSI Direct Injection, 4-valve technology, two light-alloy cylinder heads both with double overhead camshafts (DOHC), two inlet valves, two sodium-cooled exhaust valves, intake manifold with integrated charge movement and naturally-aspirated high-revving setup to 8250 rpm
Bore: 3.33 in. (84.5 mm);
Stroke: 3.65 in. (92.8 mm);
Compression Ratio: 12.5 : 1;
Displacement
4.163 L;
Max Output
420 hp @ 7,800 rpm;
Torque
317 lb-ft @ 4,500-6,000 rpm;
Topspeed
187 mph;
Acceleration 0-60 mph
4.4 seconds;
Unladenweight
3605 lbs;
Audi of America, 2008
Audi LM P1 R10-TDI 2007
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Audi R10 TDI:
Vehicle type Le Mans Prototype (LM P1);
Chassis Carbon-fibre composite construction with aluminium honeycomb
core.
Engine 90deg V12 turbo-charged engine, 4 valves per
cylinder, DOHC, 2 Garrett turbochargers,
fully-stressed aluminium crankcase;
Engine management Bosch MS14;
Oil system Dry sump, Shell Oil;
Cubic capacity 5500 cc;
Power over 650 hp;
Torque over 1100 Nm;
Transmission Rear-wheel-drive, traction control;
Clutch Ceramic clutch;
Gearbox Pneumatically-actuated sequential 5-speed race gearbox;
Differential Viscous-mechanical locking differential
Drive shafts Constant velocity tripod plunge-joint drive shafts;
Steering Electronically-controlled rack and pinion power steering;
pushrod-system with torsion bar and adjustable dampers;
Brakes Dual-circuit hydraulic braking system,
mono-block light-alloy brake calipers;
front and rear ventilated carbon fibre
brake discs; driver adjustable infinitely
variable brake-balance;
Wheels O.Z. magnesium forged wheels;
front: 13x 18 inch, rear: 14.5 x 18 inch
Tyres Michelin radial,
front: 33/68-18, rear: 37/71-18;
Length 4650 mm;
Width 2000 mm;
Height 1030 mm;
Minimum weight 925 kg;
Audi of America, 2008
Audi LM P1 R10-TDI 2007
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2008
Daniel Chin Photo 2008
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Daniel Chin Photo 2008
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2008
Daniel Chin Photo 2008
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Daniel Chin Photo 2008
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Daniel Chin Photo 2008
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Daniel Chin Photo 2008
Audi LM P1 R10-TDI P1
American Le Mans Series, Season Finale
Mazda Raceway Laguna Seca, California, 2007
Daniel Chin Photo 2008