Crankshaft for MBK / Motobécane Mobylette Magnum mopeds / mopeds.
The needle bearing is included in the scope of delivery.
Quality product from the Italian manufacturer Mazzucchelli.
| Manufacturer | Mazzucchelli | 
| Material | Steel | 
| Cheek type | standard | 
| Crankshaft stroke | 42 mm | 
| Ø piston pin (B) | 13 mm | 
| Connecting rod length center-center | 85 mm | 
| Total length of crankpin on clutch side | 80 mm | 
| Weight | 916 g | 
| Total length crankpin ignition side | 80 mm | 
| Ø crank webs | 69 mm | 
| Thread type | MF11x1 (fine pitch thread) | 
| Ø Connecting rod eye | 16 mm, 15 mm | 
| Ø Bearing seat (clutch side) | 16 mm | 
| Area of application | Standard | 
| Ø Bearing seat (ignition side) | 16 mm | 
| Thread length | 10 mm, 14 mm | 
| Dimension needle bearing | 13 / 16 x 13.5 mm (axe 13) | 
| Wide crank webs | 38 mm | 
| Length 1st paragraph | 13.5 mm | 
| Length 2nd paragraph | 37.5 mm | 
| Length 3rd paragraph | 16 mm | 
| Ø 1st step (on the coupling side) | 16 mm | 
| Ø 2nd shoulder (on the clutch side) | 15 mm | 
| Length of shoulder (ignition side) | 14.5 mm | 
| MBK / Motobécane | 

