Home » Car specs » Bentley » 1929 Bentley 4.5 Litre Blower Specs

The 1929 Bentley 4.5 Litre Blower is definitely a piece of machinery wanted by many die cast car collectors.Featuring carpeted driver and passenger compartments, with molded seats and wire covers on the exterior mirrors, the 1929 Bentley 4.5 Litre Blower was powered by a 4.5-litre supercharged engine producing 240 bhp, which may seem like a lot, but were definitely needed considering the car's size and weight.The 1929 Bentley 4.5 Litre Blower was close to taking the top podium position in the 1928 and 1929 Le Mans 24 Hour races. the 4.5-litre engine was replaced by the Speed 6 which won the 1930 LeMans.

General Specifications

Numbers Built:55

Engine Specifications

Engine Specifications:Roots Supercharged Inline-4
Valvetrain:SOHC 4 Valves / Cyl
Displacement:4486 cc / 273.8 cu in
Bore:100 mm / 3.94 in
Stroke:140 mm / 5.51 in
Power:179.0 kw / 240.0 bhp @ 4200 rpm
Specific output:53.5 bhp per litre
Bhp/Weight:124.35 bhp per tonne

Chassis & body

Driven wheels:Front Engine / RWD
Front tires:Dunlop 6x21
Rear tires:Dunlop 6x21
Front brakes:Mechnical Drums
Front brake size:406 mm / 16.0 in
Rear brakes:Mechnical Drums
Rear brake size:406 mm / 16.0 in
Front wheels:F 53.3 x 15.2 cm / 21.0 x 6.0 in
Rear wheels:R 53.3 x 15.2 cm / 21.0 x 6.0 in
Steering:Worm & Wheel

Drivetrain

Transmission:3-Speed Manual

Car dimensions

Weight:1930 kg / 4255 lbs
Wheelbase:2997 mm / 118.0 in
Front track:1384 mm / 54.5 in
Rear track:1384 mm / 54.5 in

Speed performance

Car top speed:209.2 kph / 130.0 mph

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