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 crankshaft weighing 1062 grams, which has proven itself in a wide range 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: 10.2 mm (Clutch piston with an inner diameter of 10.25 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 paragraph (clutch side): 10.2 mm
- Thread on clutch side: M16x1.5 mm
- Ø shoulder (coupling side): 17 mm
- Thread on clutch 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): 1062 grams
- . Connecting rod): 1062 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 | Full cheeks |
| Area of application | High End |
| Puch spare part no. | 321.3.10.615.0 |
Suitable for the following models
| Puch | ZA50 (Fahrtwindgekühlt) ZA50 (Gebläsegekühlt) |
Accessories & related products
swiing® ingenious puller L17 / BO15 / E15 shoulder bearing
Width across flats (trigger): 8 mm · Width across flats (trigger): 19 mm · Span: 24 mm · Manufacturer: swiing® ingenious parts · Clamping depth: 10 mm · Peel-off tray: BO15 · Peel-off tray: E15 · Peel-off tray: L17 · Area of application: (Dis)assembly tool · Surface: blue galvanized · Diameter: 24 mm · Diameter: 40.3 mm · Total length: 120 mm · Number of components: 1 pcs · Thread type: M6x1 (standard thread) · Thread type: M8x1.25 (standard thread)
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NSK E20 shoulder ball bearing
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NSK L17 shoulder ball bearing
Bearing cage: Brass cage ball-guided · Ø inside: 17 mm · Stock number: L17 · Inner ring width: 10 mm · Manufacturer: NSK · Bearing clearance: CN (standard) · Material: Brass · Area of application: Standard · Material: Steel · Surface: blank / oiled · Bearing type: Shoulder bearing · Width: 10 mm · Ø outside: 40 mm · Ball bearing closed: No
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Width across flats (trigger): 22 mm · Width across flats Screw: 8 mm · Manufacturer: swiing® ingenious parts · Clamping depth: 12 mm · Peel-off tray: E20 · Area of application: (Dis)assembly tool · Material: Steel · Surface: blue galvanized · Number of components: 2 pcs · Thread type: M10x1.5 (standard thread)
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