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  Alfa Romeo 6C 3000 CM Colli Spider
 

  Article Image gallery (21) 1361.00127 Specifications  
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Country of origin:Italy
Produced in:1953
Numbers built:6 (4 Coupes, 2 Spiders)
Designed by:Colli / Alfa Romeo
Author:Wouter Melissen
Last updated:July 29, 2009
Download: All images

Engine
Configuration Straight 6
Location Front, longitudinally mounted
Construction cast-iron block, light alloy head
Displacement 3,495 cc / 213.3 cu in
Bore / Stroke 87.0 mm (3.4 in) / 98.0 mm (3.9 in)
Compression 8.2:1
Valvetrain 2 valves / cylinder, DOHC
Camshaft Chain driven
Fuel feed 6 Weber Carburettors
Aspiration Naturally Aspirated
Power 275 bhp / 205 kW @ 6,500 rpm
BHP/Liter 79 bhp / liter

Drivetrain
Body aluminium
Chassis steel tubular spaceframe
Front suspension double wishbones, coil springs, hydraulic shock absorbers, anti-roll bar
Rear suspension DeDion axle, oblique arms, coil springs, telescopic shock absorbers
Steering worm-and-wheel
Brakes discs, all-round
Gearbox 5 speed Manual
Clutch Dry, single plate
Drive Rear wheel drive

Dimensions
Weight 930 kilo / 2,050 lbs
Wheelbase / Track (fr/r) 2,250 mm (88.6 in) / 1,310 mm (51.6 in) / 1,310 mm (51.6 in)
Fuel tank 110 Litre (29.1 Gallon US / 24.2 Gallon Imperial)
Wheels 6.5 x 16

Performance figures
Power to weight 0.3 bhp / kg
Top Speed 250 km/h (155 mph)

Resources
Suggested reading
  • Alfa Romeo Tutte le Vetture Dal 1910, by Luigi Fusi
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  Article Image gallery (21) 1361.00127 Specifications