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Nissan Deltawing Specifications

ENGINE
 
Type:   4 cylinder 1.6-liter Nissan DIG-T (Direct Injection Gasoline-Turbo)
Maximum power output:  

Approximately 300bhp at 7,400 rpm

Maximum torque output:  

229 ft-lb constant from 4,000 to 6,750rpm

Throttle body:  

Diameter 2" from Nissan 1.6-liter normally aspirated Nissan JUKE engine

Throttle type:  

Drive-by-wire

Cylinder bore:  

Liner-less, with spray coating as used in Nissan performance engines and future downsized road car engines

Cylinder head:  

High flow tumble port similar to road car DIG-T engines, a Nissan Pure Drive technology

Camshaft:  

Features diamond-like coating and nano finish, both Nissan PureDrive™ technologies

Water pump:  

Electrically-powered on DeltaWing, Nissan road cars will adopt electric water pumps to improve fuel efficiency in future

Cylinder block weight:  

33 lbs.

Engine weight:  

154 lbs.

Oil sump:  

Machined from Aluminum billet for light weight and to reduce engine height for installation

Exhaust system:   Inconel 4 into 1 exhaust with external turbo wastegate



TRANSMISSION
 
Gearbox:   5-speed sequential
Clutch:   2 plate carbon. 4.5"

Fuel type:

 

Le Mans Shell E10 - 98 Octane (RON)

Shift system:  

Electrically-actuated direct barrel rotation paddle shift

Crown wheel and pinion:   Planetary final driver (potentially featuring efficient torque vectoring differential technology in future versions)
Driveshafts:   Equal length tripod-jointed half shafts



CHASSIS
 
Chassis type:   FIA homologated carbon fiber monocoque
Front suspension:  

Double-wishbone, unequal length, with coil over shock units to lower wishbones. 4,130 heat-treated thin wall tubular steel welded construction

Rear suspension:  

Double wishbone, unequal length, with pushrod/rocker actuation of coil over shock units. Motion ratio discrimination between heave and roll via fulcrum arm on rear anti roll bar axis

Dampers:  

Coil over hydraulic dampers

Anti-roll bars:  

Torsion bar (rear). No front anti-roll bar

Steering:   Bevel quadrant steering box without power assist. Rear axle torque vectoring functionality will not be used in race mode
Jacking:  

Air jack

Brakes:

 

Vented PFC Carbon/Carbon discs with 4-pot aluminum monoblock calipers

Fuel tank

  FIA-specification gasoline fuel cell
Brake bias:  

40% torque bias front

Brake:  

Ventilated uprights/air cooled

Front brake size:   11" diameter, 0.7" thick
Rear brake size:  

12.6" diameter, 1" thick

Wheels:  

Forged magnesium 1 piece

Front wheel size:  

15" diameter, 4" wide

Rear wheel size:  

15" diameter, 12.5" wide

Front tires:  

10/31/15 Michelin

Rear tires:   310/620/15 Michelin



WEIGHTS & DIMENSIONS
 
Weight:  

1,045 lbs. without fuel or driver,
1,265 lbs. with fuel and driver

Weight distribution (front/rear), %  

28/72

Overall length:  

15' 3"

Front width:  

2.5'

Rear width:  

6' 10"

Height:  

3' 4.5"

Wheelbase:  

10'

Track width (front)  

2'

Track width (rear)  

5' 8.5"

Minimum ground clearance (front/rear)  

1-3/16" / 2-3/8"

Fuel tank capacity:   10.6 gallons



BODYWORK
 
Tub and body panels:  

Carbon composite

Aerodynamics:  

Twin vortex underbody downforce system – BLAT (Boundary Layer Adhesion Technology)

Center of pressure:  

25% front, 75% rear

Coefficient of drag:   0.35



PERFORMANCE
 
Top speed:  

197 mph

    0-62 mph
   

3.3 sec

Fuel consumption:   Approximately 9 mpg under race conditions

 

FEATURES

  • Engine and transmission are "non-stressed members" in the chassis structural design, which allows the installation of a wide variety of lightweight powertrains
  • The car features a 4-cylinder 1.6-liter liquid intercooled turbocharged engine that produces approximately 300 horsepower at 8,000 rpm and weighs only 154 lbs.
  • Transmission is a 5-speed (plus reverse) longitudinal design with electrical sequential paddle shift actuation
  • The differential features an efficient variable torque steer/differential speed-controlled planetary final drive reduction layout with the entire transmission weighing only 33kg
  • Vehicle weight distribution is necessarily more rearward than traditionally seen with 72.5% of the mass between the wide track larger rear tires
  • 76% of the aerodynamic downforce acts on the rear of the car, which has a lift to drag ratio of >5.0
  • Rear-wheel drive coupled with the rearward weight and aerodynamic distributions greatly enhances inline acceleration capability
  • Unique amongst today's racing cars, more than 50% of the vehicle's braking force is generated behind the center of gravity giving a dynamically stable response
  • Locking propensity of the un-laden front wheel at corner entry is greatly reduced due to virtually no lateral load transfer with the narrow front track/wide rear track layout, steered wheel "scrub drag" moment is virtually zero greatly increasing tire utilization and reducing mid turn understeer
  • Advanced computer modeling of structures, impact energy management, aerodynamics, vehicle dynamics and tires has been used to develop the DeltaWing design
  • Driver position, restraint layout and energy absorbing structures designed to meet the latest occupant survival criteria

 

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Issued by Nissan