IMPORTANT NOTICE : Piston components/kits are subject to Size AND Fitment Specificity ; you NEED TO MEASURE YOUR CYLINDER BEFORE ORDERING . If you use the wrong size piston/piston rings, you will damage your cylinder and we will not be liable. Return will NOT be accepted.

Wiseco Performance Piston Rings

XX type sets consist of Top Ring, Compression Ring, and Oil Ring

Top Ring: Stainless steel, gas intrided barrell faced

Compression Ring: Cast iron, phosphate coated, taper-faced under hook

Oil Ring: 3-piece oil assembly; Stainless steel flex-vent spacer, nitrided rails

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