1955 Ferrari 4.4 litre Iinline 6-cylinder Lampredi engine for 121LM (aka 735LM). Written on the back, indicates this is taken in early March 1955. According to Wikipedia: "Lampredi modified the bore of the 376 S with 102 mm (4.0 in) for the 735 LM Tipo 121 engine. Displacement was 4,412.49 cc (4.4 L; 269.3 cu in). Triple Weber 50DCOA/3 carburettors pushed power up to 330 PS (243 kW; 325 hp) at 5800 rpm. With this power, the 735 LM could hit 282 km/h (175 mph) on the Mulsanne Straight at Le Mans. Both engines used dry sump lubrication"
<bdi>Corrado Millanta
</bdi>
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