For: Puch

32555

Rito crankshaft Racing (version 2023) (old model) | Puch E50

CHF 169.90

Incl. VAT, plus shipping costs

in stock

Only 9 pieces left.

Optimized full cheek racing crankshaft suitable for Puch Maxi S / N, as well as Supermaxi LG1 mopeds / mopeds with a 1-speed E50 engine.

In addition to the balancing holes in the cheeks, the lower connecting rod pin has also been sealed with an aluminum insert for maximum pre-compression in the new 2023 version.
The polished connecting rod also ensures optimum flow behavior of the air-fuel mixture.
Additional lubrication slots on the connecting rod ensure clean running even at high engine speeds.

Dimensions of the crankshaft:

Total length of clutch-side crankpin: 74 mm
Total length of clutch-side crankpin: 67 mm
Length 1. Heel (clutch side): 9 mm
Length 2nd heel (clutch side) 14.5 mm
Length 3rd heel (clutch side) 25 mm
Ø 1st heel (clutch side): 22 mm
Ø 2nd shoulder (clutch side): 17 mm
Ø 3rd shoulder (clutch side): 15 mm
Thread (coupling side): MF10x1 mm
Length of shoulder (on coupling side): 26.3 mm
Ø shoulder (on coupling side): 17 mm
Thread (on end face): MF10x1 mm
Ø Crank webs: 69.9 mm
Width crank webs: 34 mm
Ø Connecting rod eye top: 15 mm
Ø Connecting rod pin bottom: 16 mm
Conrod length (center-center): 90 mm
Stroke: 43 mm
Weight (including connecting rod). Connecting rod): 975 grams
Needle bearing dimension: Ø 12 / 15 x 14.7 mm (axe 12)

Notes: Depending on the manufacturing tolerances, the keyway may not be milled deep enough for the driver key. The wedge must be adjusted accordingly.
The clutch nut must be tightened to a maximum torque of 28 Nm.

You can find the right bearings and oil seals in the accessories section.

Quality product from the Portuguese manufacturer Rito.

Alternative to the Puch spare part number: 349.1.10.015.0

Details

ManufacturerRito
MaterialSteel, Aluminum
Cheek typeFull cheeks
Crankshaft stroke43 mm
Area of applicationTuning, Racing
Thread typeMF10x1 (fine pitch thread)
Connecting rod length center-center90 mm
Total length of crankpin on clutch side74 mm
Total length crankpin ignition side67 mm
Ø crank webs69.9 mm
Ø piston pin (B)12 mm
Ø Connecting rod eye15 mm
Ø Bearing seat (clutch side)17 mm
Ø Bearing seat (ignition side)17 mm
Dimension needle bearing12 / 15 x 14.7 mm (axe 12)
Thread length10.5 mm, 12.5 mm
Length 1st paragraph9 mm
Length 2nd paragraph14.5 mm
Length 3rd paragraph25 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
Weight975 g
Number of gears1 pcs
Alternative version of the Puch spare part no.349.1.10.015.0

Suitable for the following models

Puch

E50

Accessories & related products

Moped fans like you also bought: