Racing crankshaft, stroke 44mm - for Simson SR1, SR2, KR50, SR4-1 Sparrow

RZT

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Racing crankshaft, stroke 44mm - for Simson SR1, SR2, KR50, SR4-1 Sparrow 360°

360°

Racing crankshaft, stroke 44mm - for Simson SR1, SR2, KR50, SR4-1 Sparrow

RZT

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€158.26

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Price information

€158.26*

Product & manufacturer numbers

Product number: 10070103
GTIN / EAN: 4052309306563

Standard despatch: via DHL
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Product information "Racing crankshaft, stroke 44mm - for Simson SR1, SR2, KR50, SR4-1 Sparrow"

Racing Crankshaft

- Stroke 44mm (Tuning)
- Stiffness due to larger cheeks (1.5mm wider than original)
- Improved concentricity
- Upper needle bearing (no more bronze bushing!)
- 1:50 mixture possible!
- Lower connecting rod guide through thrust washers
- causes a reduction of the crankcase volume
- the replacement part number for SR1 is 04-843.15-0
- the replacement part number for SR2 is 35 312
- the replacement part number for SR2E is 35 312
- the replacement part number for SR2E is 3831 and 12475
- the replacement part number for KR50 is 1250 3100 00

Note:
Due to the longer stroke, the squish clearance must be checked and the cylinder head must be adjusted accordingly! (Re-turning to 0.8 - 1.2mm)

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Product details

Important features & properties

Merkmal	Eigenschaft
Passend für Fahrzeughersteller Eigenschaft Simson	Simson
Passend für Fahrzeugtyp Eigenschaft KR50 , SR1 , SR2 , SR4-1 Spatz	KR50 , SR1 , SR2 , SR4-1 Spatz