Wiseco Pistons 7700XU XU Type Replacement Piston Ring Set

The Wiseco Pistons 7700XU XU Type Replacement Piston Ring Set is a replacement piston ring set designed for use on Wiseco pistons. XU type sets consist of a top ring, a compression ring, and an oil ring.

Ring Construction:

• Top ring: alloy steel, ferrox coated, chrome faced
• Compression ring: ductile iron, phosphate coated, taper faced
• Oil ring: 3-piece oil assembly with a stainless steel flex-vent spacer and nitrided rails

Ordering the Correct Set:

• The ring type and bore size (in mm) are stamped on the dome of the piston. Use this information to order the correct replacement rings.
• Ring styles cannot be interchanged.
• Only Wiseco replacement ring sets may be used on Wiseco pistons.