Piston made in EU
Suitable for all 650 cc Ural engines
Two piston ring grooves 2.5 mm high and two oil ring grooves 5 mm high
Caution:If Schöttle oil ring are used, fit them only in the upper groove!
These pistons (diameter 78.13 to 78.15 mm) are used in cylinder bores with 78.22 to 78.25 mm.
For overbored cylinders
Where required use tool S2204.
Suitable piston pin: S26 or S26-EU in higher quality