Solid-flange racing crankshaft compatible with your Puch Maxi S / N moped, as well as Supermaxi LG1 mopeds with a 1-speed E50 engine.
A cleanly machined, 977-gram solid-flange crankshaft with matching needle bearings. The crankshaft is designed for use in engines with performance upgrades. To this end, all balancing holes in the flanges are sealed with aluminum inserts for maximum pre-compression.
The solid connecting rod is equipped with a sturdier Ø 16 mm connecting rod pin.
Crankshaft dimensions:
- Total length of the clutch-side crankpin: 74 mm
- Total length of crankshaft journal on the ignition side: 67 mm
- Length of 1st shoulder (clutch side): 9 mm
- Length of 2nd shoulder (clutch side): 14.5 mm
- Length of 3rd step (clutch side): 25 mm
- Diameter of 1st step (clutch side): 22 mm
- Diameter of 2nd step (clutch side): 17 mm
- Diameter of 3rd step (coupling side): 15 mm
- Thread (coupler side): MF10x1 mm
- Length of step (ignition side): 26.6 mm
- Ø Step (ignition side): 17 mm
- Thread (ignition side): MF10x1 mm
- Ø crankshaft journals: 69.9 mm
- Crankpin width: 34 mm
- Upper connecting rod eye diameter: 15 mm
- Ø Connecting rod pin (bottom): 14 mm
- Connecting rod length (center-to-center): 90 mm
- Stroke: 43 mm
- Weight (including connecting rod): 894 grams
- Needle bearing dimensions: Ø 12 / 15 x 14.2 mm (axe 12)
The needle bearing is included in the package.
You can find the matching bearings and oil seals in the accessories section.
Brand-name product from the manufacturer DMP.
| Manufacturer | DMP |
| Material | Steel, Aluminum |
| Cheek type | Full cheeks |
| Crankshaft stroke | 43 mm |
| Connecting rod length center-center | 90 mm |
| Total length of crankpin on clutch side | 74 mm |
| Total length crankpin ignition side | 66 mm |
| Ø crank webs | 69.9 mm |
| Ø piston pin (B) | 12 mm |
| Ø Connecting rod eye | 15 mm |
| Weight | 977 g |
| Ø Bearing seat (clutch side) | 17 mm |
| Ø Bearing seat (ignition side) | 17 mm |
| Thread type | MF10x1 (fine pitch thread) |
| Thread length | 10 mm, 14.5 mm |
| Dimension needle bearing | 12 / 15 x 14.2 mm (axe 12) |
| Wide crank webs | 34 mm |
| Length 1st paragraph | 9 mm |
| Length 2nd paragraph | 14.5 mm |
| Length 3rd paragraph | 25 mm |
| Ø 1st step (on the coupling side) | 22 mm |
| Ø 2nd shoulder (on the clutch side) | 17 mm |
| Ø 3rd step (on the clutch side) | 15 mm |
| Length of shoulder (ignition side) | 26.6 mm |
| Number of gears | 1 pcs |
| Area of application | High End, Racing, Tuning |
| Puch | E50 |
Accessories & related products
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Bearing type: Needle roller and cage assembly · Bearing cage: Silver cage · Width: 16.2 mm · Dimension needle bearing: 12/15 x 16.2 · Manufacturer: swiing® ingenious parts · Ø inside: 12 mm · Ø outside: 15 mm · Tomos OEM number: 035548
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swiing® ingenious crankshaft "High End" with mounted bearings | Puch E50
Manufacturer: swiing® ingenious parts · Material: Aluminum · Material: Steel · Cheek type: Full cheeks · Crankshaft stroke: 43 mm · Weight: 968 g · Thread type: MF10x1 (fine pitch thread) · Connecting rod length center-center: 90 mm · Total length of crankpin on clutch side: 74 mm · Total length crankpin ignition side: 66 mm · Ø crank webs: 69.9 mm · Ø piston pin (B): 12 mm · Area of application: High End · Area of application: Racing · Area of application: Tuning · Ø Connecting rod eye: 15 mm · Ø Bearing seat (clutch side): 17 mm · Ø Bearing seat (ignition side): 17 mm · Thread length: 11 mm · Thread length: 15 mm · Dimension needle bearing: 12 / 15 x 14.2 mm (axe 12) · Wide crank webs: 34 mm · Length 1st paragraph: 9 mm · Length 2nd paragraph: 14.5 mm · Length 3rd paragraph: 25 mm · Ø 1st step (on the coupling side): 22 mm · Ø 2nd shoulder (on the clutch side): 17 mm · Ø 3rd step (on the clutch side): 15 mm · Length of shoulder (ignition side): 26.3 mm · Number of gears: 1 pcs
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Material: Aluminum · Material: Steel · Dimension needle bearing: 12 / 15 x 14.2 mm (axe 12) · Manufacturer: swiing® ingenious parts · Cheek type: Full cheeks · Crankshaft stroke: 44 mm · Ø piston pin (B): 12 mm · Connecting rod length center-center: 90 mm · Area of application: High End · Total length of crankpin on clutch side: 74 mm · Total length crankpin ignition side: 66 mm · Ø crank webs: 69.9 mm · Ø Connecting rod eye: 15 mm · Weight: 970 g · Ø Bearing seat (clutch side): 17 mm · Thread type: MF10x1 (fine pitch thread) · Ø Bearing seat (ignition side): 17 mm · Thread length: 11 mm · Thread length: 15 mm · Wide crank webs: 34 mm · Length 1st paragraph: 9 mm · Length 2nd paragraph: 14.5 mm · Length 3rd paragraph: 25 mm · Ø 1st step (on the coupling side): 22 mm · Ø 2nd shoulder (on the clutch side): 17 mm · Ø 3rd step (on the clutch side): 15 mm · Length of shoulder (ignition side): 26.3 mm · Number of gears: 1 pcs
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Dimension needle bearing: 12 / 15 x 14.2 mm (axe 12) · Manufacturer: DMP · Material: Steel · Cheek type: Full cheeks · Area of application: Racing · Crankshaft stroke: 43 mm · Ø piston pin (B): 12 mm · Thread type: MF10x1 (fine pitch thread) · Connecting rod length center-center: 90 mm · Total length of crankpin on clutch side: 74 mm · Total length crankpin ignition side: 66 mm · Ø crank webs: 69.9 mm · Ø Connecting rod eye: 15 mm · Ø Bearing seat (clutch side): 17 mm · Ø Bearing seat (ignition side): 17 mm · Thread length: 10 mm · Wide crank webs: 34 mm · Length 1st paragraph: 9 mm · Length 2nd paragraph: 14.5 mm · Length 3rd paragraph: 25 mm · Ø 1st step (on the coupling side): 22 mm · Ø 2nd shoulder (on the clutch side): 17 mm · Ø 3rd step (on the clutch side): 15 mm · Length of shoulder (ignition side): 26.6 mm · Number of gears: 1 pcs
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