Piston kit 38/12mm for Sachs with square intake hole

Design: For 38mm cylinder with square intake (church port) A-dimension: ~53mm B-dimension: ~50mm C-dimension: ~28mm Fits NTS Cylinder: 10928 Cylinder kit for Sachs All NTS pistons are of very high quality and are always manufactured in Taiwan, in a factory with over 50 years of experience in piston manufacturing, according to NTS's own manufacturing data and CAD drawings. Contains: 1st. Piston 38mm 2pcs. Piston rings 38x2mm (10758) 1st. Piston bolt 12x31mm (10617) 2pcs. Locking clip 12mm (10356) The piston must be oiled during assembly and do not forget to check the needle bearing! For the longest possible durability and service life, the piston should be "run in" during the first approx. 20 miles. *Pistons marked with an arrow, the direction of the arrow should be towards the exhaust port. *Pistons marked with IN, IN should be towards the intake.