Key facts

1908 Napier 90 T48 information summary

How long?
4978 mm
What size engine?
14.5 litre, 14491 cm3
How many cylinders?
6, Straight
How much power?
122 PS / 120 bhp / 89 kW @ 1800 rpm
How much torque?
Unknown

Napier

Manufacturer data not found

1908 Napier 90 T48 technical specifications

Introduction

The Napier 90 T48's engine is a naturally aspirated petrol, 14.5 litre, overhead inlet, side exhaust 6 cylinder with 2 valves per cylinder. It has an output of 120 bhp (122 PS/89 kW) of power at 1800 rpm.
1908 Napier 90 T48 data
1908 Napier 90 T48 data
bodywork
Body type
Number of doors
Designer
dimensions & weights
mminches
Wheelbase 3632 143
Track/tread (front)
Track/tread (rear)
Length 4978 196
Width 1803 71
Height
Ground clearance
length:wheelbase ratio 1.37
Kerb weight
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer
Engine code
Cylinders Straight 6
Capacity 14.5 litre
14491 cc
(884.295 cu in)
Bore × Stroke 155.6 × 127 mm
6.13 × 5 in
Bore/stroke ratio 1.23
overhead inlet, side exhaust (oise)
2 valves per cylinder
12 valves in total
maximum power output 122 PS (120 bhp) (89 kW)
at 1800 rpm
Specific output 8.3 bhp/litre
0.14 bhp/cu in
maximum torque
Specific torque
Engine construction
sump
compression ratio
Fuel system 1 Napier carb
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 2415.17 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
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 per 100km
km per litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout unknown
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension LA.SE.
Rear suspension LA.SE.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Gearbox
Top gear ratio
Final drive ratio
general
Carfolio.com ID13299
Production total
Model code
Model family
RAC rating 90.1
Insurance classification No information available
Tax band No information available
1908 Napier 90 T48 added before December 1995.
Last modified 2013-02-28.

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1908 Napier 90 T48


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