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Racing crankshaft, stroke 44mm - for Simson SR1, SR2, KR50, SR4-1 Spatz
DHL standard shipping2:
Delivery time: 1 - 4 workdays.
Delivery time: 1 - 4 workdays.
DHL Express shipping3 (subject to surcharge):
Heute bis 14:30 Uhr per Express bestellen, garantierte Lieferung Montag, den 29.04.20242.
Heute bis 14:30 Uhr per Express bestellen, garantierte Lieferung Montag, den 29.04.20242.
- Brand: RZT
- Part number: 10070103
- EAN: 4052309306563
- Simson number: 35312
- Notice: Modification acceptance required
Article characteristics
| passend für Fahrzeugtyp: | KR50, SR1, SR2, SR4-1 Spatz |
| Baugruppe: | Motor & -teile |
| passend für Fahrzeughersteller: | Simson |
| Shipping weight: | 1,353 kg |
Description
Racing crankshaft
- Stroke 44mm (tuning
)- Torsionally stiff due to larger cheeks (1.5mm wider than original)-
Improved concentricity-
Upper needle bearing (no more bronze bushing!)
- Mixture 1:50 possible!
- Lower connecting rod guide by thrust washers
- causes a reduction of the crankcase volume-
the spare part number for SR1 is 04-843.15-0- the spare part number for
SR2 is 35 312- the spare part number for SR2E is
35 312- the spare part number for
SR2E is 3831 and 12475- the spare part number for
KR50 is 1250 3100 00Note
:
Due to the longer stroke it is absolutely necessary to check the squeeze dimension and adjust the cylinder head accordingly! (Re-torque to 0,8 - 1,2mm)
- Stroke 44mm (tuning
)- Torsionally stiff due to larger cheeks (1.5mm wider than original)-
Improved concentricity-
Upper needle bearing (no more bronze bushing!)
- Mixture 1:50 possible!
- Lower connecting rod guide by thrust washers
- causes a reduction of the crankcase volume-
the spare part number for SR1 is 04-843.15-0- the spare part number for
SR2 is 35 312- the spare part number for SR2E is
35 312- the spare part number for
SR2E is 3831 and 12475- the spare part number for
KR50 is 1250 3100 00Note
:
Due to the longer stroke it is absolutely necessary to check the squeeze dimension and adjust the cylinder head accordingly! (Re-torque to 0,8 - 1,2mm)
Notes
Use in public road traffic will invalidate the operating permit of your vehicle! It may be possible to obtain an individual approval for registration in the vehicle documents.
Customer reviews
Immediately available
Modification acceptance required
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