Crankshaft -FABBRI RACING (connecting rod primatist, for diaphragm intake, cheeks=Ø83mm, fits without spindles) full cheek 51mm stroke, 97mm connecting rod- Conversion shaft Vespa PK50 XL/XL2 to 125cc (Ø 20mm cone)

Fabbri Racing full cheek shaft - 51/97mm for Vespa PK50 conversion to 125cc

Full cheek shaft with original dimensions for the crank webs (83mm) i.e. no spindles necessary. This shaft with 51 stroke and 97mm connecting rod has the same characteristics as an original 125cc shaft. A CNC Primatist connecting rod was selected, which has a lubrication hole at the top and a lubrication slot at the bottom. Fabbri uses the 6204 bearing instead of 6303 on the drive side and a different shaft seal (27/47/6). Not included in the scope of delivery, please order separately!

The balancing factor for a piston of 57-60 mm is specified as 45-50 %.

(TW031121)