High-end racing crankshaft suitable for Puch Maxi S / N, as well as Supermaxi LG1 mopeds with a 1-speed E50 engine.
This special crankshaft has 1 mm more stroke, the additional stroke gives your engine more torque and compression and thus tickles the last horsepower out of the cylinder.
High-quality and precisely fitting, 975 gram full cheek crankshaft, which has proven itself in various load tests. This 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 fitted with a more stable 16 mm connecting rod bolt. In addition, the connecting rod bearings are silver bearings, which have excellent emergency running properties.
The following points should be noted when using this crankshaft:
Dimensions of the crankshaft:
The needle bearing is included in the scope of delivery.
C4 racing bearings are installed on the crankshaft. C3 racing bearings are supplied for the spur gear.
The VITON oil seals are temperature-resistant up to 200°C and designed for high speeds.
&br />Revised version of the previously offered crankshaft with improved balancing ratio and thus better speed stability.
Exclusive product for the highest demands of the quality brand swiing®.
Details
Manufacturer | swiing® ingenious parts |
Material | Steel |
Area of application | High End |
Cheek type | Full cheeks |
Crankshaft stroke | 44 mm |
Ø piston pin (B) | 12 mm |
Connecting rod length center-center | 90 mm |
Thread type | MF10x1 (fine pitch thread) |
Total length of crankpin on clutch side | 74 mm |
Weight | 970 g |
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 | 11 mm, 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 |
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 |
Suitable for the following models
Puch | E50 |
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