[Cisitalia D46]

BPM engine was mounted in Cisitalia 202D for 1952 Mille Miglia.

Engine specification: line 4 cyl  2772 cc, (bore and stroke no info) overhead-camshaft (sohc?), 2 valves per cylinder, compression ratio 8,5:1 carburetor Weber 36 DCO 2-barrel

power 158 hp @ 5300 rpm, torque 314 Nm@3800 rpm

But I have no information about BPM Grand Prix version.

[Cisitalia D46]

Does anybody know more detailed specification of the mysterious BPM engine (bore and stroke, valves actuation, fuel feed …)?

[Scarab]

Scarab F1