The 4C 2500 was a two-seater racing car built by Maserati and operated from 1934 to 1937 as a single car. The engine was sold individually by Hungarian Lazlo Hartmann in 1937, it was installed on his Maserati 6CM.
The drivers who guided the racecar were Piero Taruffi, Godfrey Zehender, José de Villapadierna, Nino Farina and Carlo Felice Trossi. The debut race was the 1934 Monaco Grand Prix.
The construction of the model led to extending the range of Maserati cars that were equipped with four-cylinder engines, using engines from 2000 cc and 2500 cc displacement. The decision was made due to the good results of these engines. The engine mounted on the 4C 2500 had a displacement of 2482.6 cm³, with vertical cylinders, and it distributed a power of 195 hp at 5300 rpm. He had a very good torque at low revs. The lighting was single magnet Spark, while the bore and stroke were respectively 84 and 112 mm. The distribution was composed of two valves per cylinder arranged in V of 90 °, with double overhead camshaft head. The power was supercharged with Roots compressor. A carburetor Weber 55AS1 or DCO was mounted before the compressor. The engine had a compression ratio of 5:8:1. Reached a top speed of 220 km / h.
The body was fabricated using aluminum. The frame was formed by two side members with cross members in steel sections. The brakes were drum on wheels with mechanical control. A four-speed gearbox was fitted. The suspension, both front and rear had leaf springs and shock absorbers. The steering operation used worm and screw gear.
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