1999 Bugatti 18/3 Chiron Concept

The 18/3 Chiron is a motor car from Bugatti, with rear wheel drive, a mid located engine and a 2 door coupé body style. Its engine is a naturally aspirated petrol, 6.3 litre, double overhead camshaft 60 degree W 18 cylinder with 4 valves per cylinder. This unit produces 547 bhp (555 PS/408 kW) of power at 6800 rpm, and maximum torque of 650 N·m (479 lb·ft/66.3 kgm) at 4000 rpm.

Pictures

Bugatti 18/3 Chiron -
Bugatti 18/3 Chiron
Image courtesy of Bugatti

Key facts

1999 Bugatti 18/3 Chiron Concept information summary

What body style?
2 door fixed-head coupé with 2 seats
How long?
4420 mm
What size engine?
6.3 litre, 6255 cm3
How many cylinders?
18, W
How much power?
555 PS / 547 bhp / 408 kW @ 6800 rpm
How much torque?
650 Nm / 479 ft.lb / 66.3 kgm @ 4000 rpm

Bugatti Concept models

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1999 Bugatti 18/3 Chiron data
bodywork
Body type2 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2650 mm 104.3 inches
Track/tread (front)
Track/tread (rear)
Length 4420 mm 174 inches
Width 1994 mm 78.5 inches
Height 1150 mm 45.3 inches
Ground clearance
length:wheelbase ratio 1.67
Kerb weight
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer Volkswagen
Engine code
Cylinders W 18 in 60° vee
Capacity 6.3 litre
6255 cc
(381.704 cu in)
Bore × Stroke 76.5 × 75.6 mm
3.01 × 2.98 in
Bore/stroke ratio 1.01
Valve gear double overhead camshaft (DOHC)
4 valves per cylinder
72 valves in total
maximum power output 555 PS (547 bhp) (408 kW)
at 6800 rpm
Specific output 87.5 bhp/litre
1.43 bhp/cu in
maximum torque 650 Nm (479 ft·lb) (66.3 kgm)
at 4000 rpm
Specific torque 103.92 Nm/litre
1.26 ft·lb/cu3
Engine construction
sump
compression ratio 11.5:1
Fuel system direct petrol injection
bmep (brake mean effective pressure) 1305.9 kPa (189.4 psi)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 347.5 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio
Weight-to-power ratio
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position mid
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox
Top gear ratio
Final drive ratio
general
Carfolio.com ID112387
Production total
Model code
Model family Concept
RAC rating 65.3
Insurance classification No information available
Tax band No information available
1999 Bugatti 18/3 Chiron added 2003-07-31.
Last modified 2013-02-28.