Stroke-crankshaft for Ural

Stroke-tuning crankshaft for 650 cc Ural engines – to convert to 750 cc.
The crankshaft has 10 mm more stroke than the standard crankshaft. Piston pin is 22mm. Articel is S4103.
This is an conversion of an 750 cc CJ crankshaft, so it is unusable for the CJ engine!
Caution: The crankshaft is press-fit! Inappropriate assemblage or use can result to twisted parts. A twisted shaft cannot be exchanged.