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  Bentley 4½-Litre 'Blower' Gurney Nutting Boat Tail Speedster
 

  Article Image gallery (11) SM3916 Specifications  
Click here to open the Bentley 4½-Litre 'Blower' Gurney Nutting Boat Tail Speedster gallery   
Country of origin:Great Britain
Produced from:1929 - 1931
Numbers built:55 (all versions)
Designed by:Gurney Nutting
Author:Wouter Melissen
Last updated:February 13, 2008
Download: All images

Engine
Configuration Straight 4
Location Front, longitudinally mounted
Construction cast-iron block and head
Displacement 4,398 cc / 268.4 cu in
Bore / Stroke 100.0 mm (3.9 in) / 140.0 mm (5.5 in)
Valvetrain 4 valves / cylinder, SOHC
Fuel feed 2 SU HVG5 Carburettors
Aspiration Roots-Type Supercharger
Power 182 bhp / 136 KW @ 4,200 rpm
BHP/Liter 41 bhp / liter

Drivetrain
Chassis body on ladder frame
Front suspension rigid axle, semi-elliptic leaf springs, friction dampers
Rear suspension live axle, semi-elliptic leaf springs, friction dampers
Brakes drums, all-round
Gearbox 4 speed Manual
Drive Rear wheel drive

Dimensions
Weight 1,727 kilo / 3,807 lbs
Length / Width / Height 4,445 mm (175 in) / 1,740 mm (68.5 in) / N/A
Wheelbase / Track (fr/r) 3,302 mm (130 in) / N/A / N/A

Performance figures
Power to weight 0.11 bhp / kg
Top Speed 170 km/h (106 mph)

Auctions
Past sales

Resources
Useful links

  Article Image gallery (11) SM3916 Specifications