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  Alfa Romeo 8C 2900B MM Touring Spider
 

  Article Image gallery (14) 412030 Specifications  
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Country of origin:Italy
Produced in:1938
Numbers built:13 (all bodies)
Designed by:Touring
Predecessor:Alfa Romeo 8C 2900A Botticella Spider
Author:Wouter Melissen
Last updated:August 29, 2008
Download: All images

Engine
Configuration Straight 8
Location Front, longitudinally mounted
Construction aluminium alloy block and head
Displacement 2,905 cc / 177.3 cu in
Bore / Stroke 68.0 mm (2.7 in) / 100.0 mm (3.9 in)
Compression 5.8:1
Valvetrain 2 valves / cylinder, DOHC
Fuel feed 2 Weber 45 BS1 Carburettors
Aspiration Twin Superchargers
Power 220 bhp / 164 kW @ 5,500 rpm
BHP/Liter 76 bhp / liter

Drivetrain
Chassis aluminium Superleggera body on steel tubular frame
Front suspension double wishbones, coil springs over dampers
Rear suspension swing axles, radius arms, transverse semi-elliptic leaf springs, hydraulic and friction dampers
Steering worm-and-sector
Brakes drums, all-round
Gearbox 4 speed Manual
Drive Rear wheel drive

Dimensions
Weight 1,150 kilo / 2,535 lbs
Length / Width / Height 4,680 mm (184.3 in) / 1,755 mm (69.1 in) / 1,380 mm (54.3 in)
Wheelbase / Track (fr/r) 2,800 mm (110.2 in) / 1,350 mm (53.1 in) / 1,350 mm (53.1 in)

Performance figures
Power to weight 0.19 bhp / kg
Top Speed 220 km/h (137 mph)

Race history
Major wins
1938 Mille Miglia (Clemente Biondetti / Ado Stefani in 412031)

Resources
Suggested reading
  • Alfa Romeo Tutte le Vetture Dal 1910, by Luigi Fusi
  • The Immortal 2.9, by Simon Moore
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  Article Image gallery (14) 412030 Specifications