
PROX 4-Stroke Piston Ring Set Ø83 mm — manufacturer reference 02.6339. This piston ring set is designed by PROX, manufactured in the United States, and intended for 4-stroke motocross/off-road engines. Ideal for engine rebuild operations on compatible displacements.
These rings serve as sealing elements between the piston and the cylinder, maintaining compression and gas control during engine cycles. The set is designed to meet the specified bore tolerances and replace worn rings during maintenance. Particularly suitable for HUSQVARNA TE 310 I.E models (2009, 2013, 2014) listed as compatible.
Installation is recommended by a professional to ensure proper alignment and axial clearance. This spare part is intended for engine restoration on motocross machines — choose this PROX set if you are looking for a specialized original manufacturer part for the repair and maintenance of the piston/cylinder assembly.