Bentley 4½ Litre 

  • built in England
  • 1929
  • 110 HP 4.4L
  • 165 mph
 
In late 1927, Bentley enlarged their 3 Litre model to 4.5 litres and it subsequently dominated endurance racing.
by www.supercars.net
Bentley produced the 4½ Litre as a bare chassis, with hood radiator and scuttle to be bodied by an independent coachbuilder.
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Road Tests Real world tests of the Bentley 4½ Litre

0-60mph

4½ Litre
5.8 s
Veyron
2.7 s

Top speed

4½ Litre
165 mph
Veyron
253 mph
Veneno
220 mph

Data points Key details of the Bentley 4½ Litre

Horsepower

4½ Litre
110 HP
Veyron
987 HP
Veneno
750 HP

Torque

4½ Litre
247 ft-lb
Veyron
922 ft-lb

In The News From around the web

10
Dec

Bentley 4½ Litre

www.supercars.net
Financier and racing driver Woolf Barnato piloted a 4½ Litre to victory at the 1928 24 Hours of Le Mans with co-driver Bernard Rubin.
In late 1927, Bentley enlarged their 3 Litre model to 4.5 litres and it subsequently dominated endurance racing.

Specifications Full list of technical specs

general

Brand Bentley
Type of car Production car
Year 1929

power & handling

Power-to-weight ratio 29.06 lb/hp
Maximum hp 110 HP @ 6,200 RPM
Maximum torque 247 ft-lb @ 4,500 RPM
Max RPM 7,200 RPM
Steering system Rack and pinion

engine

Displacement 4,398 cc
Air compressor None
Fuels Gas
Compression ratio 10.2:1
Bore/stroke 3.94 in / 5.51 in
Valvetrain Single overhead camshaft (SOHC)
Valves per cylinder 4 valves

road tests

Top speed 165 mph
0-60mph 5.8 s

transmission

Drivetrain Front Engine / RWD
Gearing Traditional
# of gears 4 gears
Axle ratio 3.15:1

suspension, wheels & brakes

Front brakes Disc
Rear brakes Disc
Front wheels 457/? 406
Rear wheels 457/? 432

physical dimensions

Curb weight 3,197 lb
Width 69.2 in
Height 53.8 in
Length 176.7 in
Front track width 57.8 in
Wheelbase 126 in
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