Engine
Elan Power 4-cylinder Direct Injection Gasoline Turbo
- In-house billet block and crankshaft cradle
- Displacement: 122 cubic inch (2.0-litre)
- Maximum Power Output: 350bhp (261 kW) at 6800 rpm
- Maximum Torque Output: 270 lb.ft (366 Nm) from 3500 to 6800 rpm
- Billet Cylinder Block Weight: 25 lb (11 kg)
- Engine Weight: 176 lb (80 kg)
- Cylinder Head: Mazda MZR Direct Injection
- Dry Sump: Custom designed and machined by Dailey Engineering.
- Crankshaft center to bottom of sump: 3.5 inches (90 mm)
- Turbo: Borg-Warner 6758, integral wastegate and blow-off valve
- Fuel type: VP 100 Octane E10
Checking the engine data between practice sessions
Chassis
- Crash tested, FIA-conforming carbon fiber monocoque
- Front suspension: Double-wishbone, unequal length, with coil over shock units to lower wishbones. 4130 heat-treated thin wall tubular steel welded construction
- Rear suspension: Double-wishbone, unequal length, with pushrod/rocker actuation of coil over shock units. 4130 heat-treated thin wall tubular steel welded construction
- Anti-roll bars: Front: None. Rear: Blade-type.
- Steering: Bevel quadrant steering box without power assist
- Fuel tank: 14 US gallon (53 litre) FIA FT3-specification gasoline fuel cell
The DeltaWing’s wet and dry tires
Performance
- 60-160mph (97 – 257 km/h): 11 sec
- Top speed: 200 mph (322 km/h)
- Aerodynamics: Twin vortex underbody downforce system – BLAT (Boundary Layer Adhesion Technology)
- Downforce: 28% front, 72% rear
- Braking: 2+ G
- Cornering: 2.5+ G
The DeltaWing’s engine
The parts that make up the DeltaWing engine
Transmission
- 6-speed EMCO EGB66
- Paddle shifted, pneumatically actuated
- Limited slip differential
- Clutch: Tilton 3 Plate Carbon-Carbon
- Drive shafts: Equal length tripod-jointed half shafts
Adjusting suspension to improve aerodynamics
Brakes, wheels, and tires
- Vented PFC Carbon/Carbon discs with 4-pot aluminum monoblock calipers
- Front brake size: 11 inch (280mm) diameter, .71 inch (18mm) thick
- Rear brake size: 12.6 inch (320mm) diameter, .98 inch (25mm) thick
- Brake bias: 40% max torque bias front
- Wheels: BBS 1 piece forged magnesium, center locking
- Front wheel size: 15 inch (381 mm) diameter, 4 inch (102 mm) width
- Rear wheel size: 15 inch (381 mm) diameter, 12.5 inch (318 mm) wide
- Front tires: Continental 120-585-R15
- Rear tires: Continental 300-620-R15
Weights & Dimensions
- Weight: 1360 lb (615 kg) without fuel or driver
- Front/Rear Weight Distribution: 27% / 73%
- Wheelbase: 120 inches (3.05 m)
- Front Track: 23.6 inches (0.6 m)
- Rear Track: 68.5 inches (1.74 m)
- Overall Length: 183 inches (4.65 m)
- Front width: 29.9 inches (0.76 m)
- Rear width: 81.9 inches (2.08 m)
- Height: 40.6 inches (1.03 m)
Leading laps at COTA
