Full cheek crankshaft with reinforced connecting rod and 12 mm piston pin suitable for manual Puch X30 Velux mopeds with Z50 engines (not suitable for Puch X30 Sport NS / NL mopeds).
High-quality and precisely fitting racing crankshaft, which has proven itself in a wide variety of load tests. Designed for use in engines with a large power increase.
All balancing holes in the cheeks have been sealed with aluminum inserts for maximum pre-compression. The connecting rod of this crankshaft is also polished. In addition, the connecting rod bearings are silver bearings, which have excellent emergency running properties.
Dimensions of the crankshaft:
- Total length of clutch-side crankpin: 58 mm
- Total length of clutch-side crankpin: 67 mm
- Length 1st shoulder (clutch-side): 20.3 mm
- Length 2nd shoulder (clutch side) 19 mm
- Ø 1st shoulder (clutch side): 17 mm
- Ø 2nd heel (clutch side): 15 mm
- Thread (coupling side): MF10x1 mm
- Length of shoulder (on coupling side): 26.3 mm
- Ø shoulder (on end face): 17 mm
- Thread (on end face): MF10x1 mm
- Ø crank webs: 70 mm
- Width of crank webs: 34 mm
- Ø connecting rod eye at top: 15 mm
- Ø connecting rod pin at bottom: 16 mm
- Conrod length (center-to-center): 90 mm
- Stroke: 43 mm
- Weight (including connecting rod). Connecting rod): 954 grams
- Dimension needle bearing: Ø 12 / 15 x 14.2 mm (axe 12)
The needle bearing is included in the scope of delivery.
Note: If the clutch basket jams or blocks during assembly, a thinner thrust washer (Ø22/15/...) must be installed. You can find a selection of thrust washers under accessories.
Made by the quality brand swiing – swiss ingenious.
Suitable for the following models
| Puch | Z50 (X30 Velux) 2-Gang MS, MV, MV50 |
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Collection only possible with online purchase and appointment.
