ERA B-Type Chassis R4B. 2005 Silverstone Classic

ERA B-Type. Chassis R4B. 2005 Silverstone Classic by Wouter Melissen -

The B-Type was a racecar built by ERA with twelve examples being made between 1935 and 1936.

The cars were fitted with a 1.5 litre inline six-cylinder engine.

The cylinder heads were made of aluminium with two inclined overhead valves per cylinder operated by short pushrods from two high set camshafts.

The cylinder block and crankcase were both made from cast iron.

The crankshaft was made from forged steel and had three main bearings.

The cars were fitted with one spark plug per cylinder and a Lucas Magneto.

A single SU carburettor and a Roots/Jamieson supercharger were fitted. The B-Type had a top speed of 135mph.

A Wilson four-speed pre-selector gearbox connected to bevel drive rear axle via a prop-shaft enclosed in a torque tube was also fitted.

The cars were fuelled on a mix of Methanol, Benzol, Petrol and Acetone.

The car had a channel section frame and a 96in wheelbase. The cars were fitted with semi-elliptic leaf springs and Hartford friction shock absorbers. Girling mechanical brakes were fitted to the cars.

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