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Soon available, the 48mm stroke crankshaft for DERBI euro 1 and 2 engine! Ideal to be as close as possible to the square race with a Ø47.6mm kit.
The must of the crankshaft with the very long stroke of 48mm, ultra close to the so-called square stroke, ideal in combination with a BIDALOT FACTORY high engine diameter 47.6mm. Very high quality, ultra reinforced and very well balanced...