Sierra 18-4628 2 Ring .030 OS Bore Inline Piston Kit

Replaces OEM part #•MERCURY MARINE 2704-821896A4For: 75-125 HP; 3-4 Cyl; 3.405/.030 bore Contains:18-4628 Piston - replaces O.E.# 2704-821896A418-3984 - replaces O.E.# 39-822321A2<Wrist Pin (Not Sold Separately)18-4294 Circlips - replaces O.E.# 4052035