DOPPLER cylinder base wedge in aluminum thickness 1.5mm mécaboite minarelli am6 engine

Here is the aluminum base wedge with a thickness of 1.5mm. To mount a kit for normal stroke with a 42mm long stroke crankshaft or to increase your diagrams, it is of very good quality, it has a base shape for racing cylinder. Mounts on mécaboite minarelli am6 engine.