2 Ring Standard Bore Inline Piston Kit - 18-4620 - Sierra
Your Price: $120.99
Save: $37.84
(23% Off $158.83)
Part # 18-4620 2nd Day Air for $2 More Eligible
SHIPS TODAY!* if ordered in 11 hrs 47 mins.
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This item is found in the following Product Families
Replaces OEM part #
  • MERCURY MARINE 780-9229A7
    40-50 HP, 4 Cyl., 2.565/std bore
    18-4620 Piston - replaces O.E.# 780-9229A7
    18-3966 Piston Ring -replaces O.E.# 39-18653A12
    Wrist Pin ( Not Sold Separately)
    18-4294 Circlips - replaces O.E.#40-52035
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