Piston kit 38.6/12mm for Sachs 502, Sachs/Hercules/KTM/Rex/Sparta

Design: For 38,6mm cylinder (OD) A-dimension: ~53mm B-dimension: ~50mm C-dimension: ~28mm For Sachs 502/1 engines with horizontal cylinder. 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 38,6mm 2pcs. Piston rings 38,6x2mm 1st. Piston bolt 12x32mm closed 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.