WISECO REPLACEMENT RING SET.
* XG type sets consist of Top Ring, Compression Ring, and Oil Ring.
* Top Ring: Chrome-faced high temperature steel alloy.
* Compression Ring: Taper-faced ductile iron.
* Oil Ring: 3-piece low tension oil ring.
* The ring type and bore size (in mm) is stamped on the dome of the piston.
* Refer to this information to order the correct replacement rings.
* Ring styles cannot be interchanged.
* Please note: Only WISECO replacement ring sets may be used on WISECO pistons.