Optimized and lightened full cheek racing crankshaft suitable for manual Puch X30 NS and NL, Velux, MV50, MKII, Maxi HP2 and custom mopeds / mopeds with Z50 engines.
This special crankshaft has 1 mm more stroke and gives your engine more torque and compression to tease the last power reserves out of the cylinder. The precisely fitting, 913 gram full cheek crankshaft has proven itself in our latest test series and delivered uncompromising power.
| Manufacturer | Rito |
| Material | Steel, Aluminum |
| Cheek type | Full cheeks |
| Area of application | High End |
| Crankshaft stroke | 44 mm |
| Connecting rod length center-center | 90 mm |
| Thread type | MF10x1 (fine pitch thread) |
| Total length of crankpin on clutch side | 58 mm |
| Total length crankpin ignition side | 67.5 mm |
| Ø crank webs | 69.8 mm |
| Ø Connecting rod eye | 15 mm |
| Ø piston pin (B) | 12 mm |
| Ø Bearing seat (clutch side) | 17 mm |
| Weight | 913 g |
| Ø Bearing seat (ignition side) | 17 mm |
| Thread length | 8.5 mm, 12 mm |
| Dimension needle bearing | 12 / 15 x 14.7 mm (axe 12) |
| Wide crank webs | 34.3 mm |
| Length 1st paragraph | 19 mm |
| Length 2nd paragraph | 18.5 mm |
| Ø 1st step (on the coupling side) | 17 mm |
| Ø 2nd shoulder (on the clutch side) | 15 mm |
| Length of shoulder (ignition side) | 18 mm |
| Number of gears | 2 pcs |
| Alternative version of the Puch OEM number | 350.7.10.015.0, 349.1.10.215.0 |
| Puch | Z50 (X30 Sport) Z50 (X30 Velux) 2-speed MS, MV, MV50 |
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