High-end racing crankshaft suitable for Puch Maxi S, Supermaxi LG2 and Puch X30 NG-2AH mopeds fitted with a ZA50 engine.
High-quality, precision-fit full-flange crankshaft weighing 1058 grams, which has proven itself in a wide variety of load tests.
This crankshaft was designed for use in engines with a large increase in power.
All balancing holes in the cheeks have been sealed with aluminum inserts for maximum pre-compression.
The solid connecting rod is equipped with a more stable Ø 16 mm connecting rod pin, which is hollow on the inside for better balancing.
In addition, the connecting rod bearings are silver bearings, which have excellent emergency running properties.
The world's first ZA50 crankshaft with the correct dimensions and tolerances of the clutch-side cheek pin and its thread.
Not to be compared with unsuitable competitor products from Western Europe.
Ø Brass spigot: 9.5 mm (Clutch piston with an inner diameter of 9.55 mm fits on this crankshaft.
Dimensions of the crankshaft:
- Total length of clutch-side cheek pin: 117.8 mm
- Total length of clutch-side cheek pin: 79.5 mm
- Ø 1st shoulder (clutch side): 20 mm
- Ø 2nd shoulder (clutch side): 16.4 mm
- Ø 3rd shoulder (clutch side): 9.5 mm
- Thread on clutch side: M16x1.5 mm
- Ø Heel (coupling side): 17 mm
- Thread on the Zünd side: MF10x1 mm
- Ø Crank webs: 69.9 mm
- Width of crank webs: 34 mm
- Ø connecting rod eye top: 15 mm
- Ø connecting rod pin bottom: 16 mm
- Length of connecting rod: 90 mm
- Stroke: 43 mm
- Weight (incl. connecting rod): 1058 grams
- . connecting rod): 1058 grams
The needle bearing (12/15 x14.2 mm) is included in the scope of delivery.
The matching bearings and oil seals can be found under accessories.
The revised version of the previously offered crankshaft with a better thread on the clutch nut, wider teeth for the starter clutch and improved balancing ratio and thus better speed stability.
Exceptional product for the highest demands of the quality brand swiing®.
Details
| Manufacturer | swiing® ingenious parts |
| Cheek type | standard |
| Area of application | Standard |
| Puch OEM number | 321.1.10.615.0 |
Suitable for the following models
| Puch | ZA50 (Fahrtwindgekühlt) ZA50 (Gebläsegekühlt) |
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Collection only possible with online purchase and appointment.
