Part Description: 1977-1992 Mariner Quicksilver 84747M Piston Ring (2) 1st OS 72.25 mm 28-30 HP Part Name: (2) Piston Rings Part Number(s): 84747M Model(s): 1977-1990 Mariner Quicksilver - Genuine Quicksilver Condition Description: New Old Stock Retail Price: Obsolete Part Details: 2 piston rings - for one piston This should fit: 1977-1992 30 HP 1985 7030205 CRANKSHAFT AND PISTON 1986 7030206 CRANKSHAFT AND PISTON 1985 7030225 CRANKSHAFT AND PISTON 1986 7030226 CRANKSHAFT AND PISTON 1985 7030505 CRANKSHAFT AND PISTON 1986 7030506 CRANKSHAFT AND PISTON 1985 7030525 CRANKSHAFT AND PISTON 1986 7030526 CRANKSHAFT AND PISTON 1987 7030707 CRANKSHAFT AND PISTON 1987 7030717 CRANKSHAFT AND PISTON 1988 7030201NU CRANKSHAFT AND PISTON 1988 7030201NW CRANKSHAFT AND PISTON 1989 7030201PU CRANKSHAFT AND PISTON 1990 7030201SU CRANKSHAFT AND PISTON 1988 7030211NU CRANKSHAFT AND PISTON 1988 7030211NW CRANKSHAFT AND PISTON 1989 7030211PU CRANKSHAFT AND PISTON 1990 7030211SU CRANKSHAFT AND PISTON 1990 7030211SV CRANKSHAFT AND PISTON 1988 7030302NU CRANKSHAFT AND PISTON 1989 7030302PU CRANKSHAFT AND PISTON 1988 7030312NU CRANKSHAFT AND PISTON 1989 7030312PU CRANKSHAFT AND PISTON 1980 7030320 CRANKSHAFT AND PISTON 1992 7030201AW CRANKSHAFT AND PISTON 1992 7030211AW CRANKSHAFT AND PISTON 1992 7030302AW CRANKSHAFT AND PISTON 1990 7030302SU CRANKSHAFT AND PISTON 1992 7030312AV CRANKSHAFT AND PISTON 1992 7030312AW CRANKSHAFT AND PISTON 1990 7030312SU CRANKSHAFT AND PISTON 1990 7030382SD CRANKSHAFT AND PISTON 1977 7028527 CRANKSHAFT AND PISTON 1980 7030200 CRANKSHAFT AND PISTON 1980 7030220 CRANKSHAFT AND PISTON 1980 7030300 CRANKSHAFT AND PISTON 1980 7030500 CRANKSHAFT AND PISTON 1980 7030520 CRANKSHAFT AND PISTON Our Mission: Our goal is to continue providing outstanding customer service with every order and to get you back on the water fast. Every effort is made to inspect and test every used part and provide an accurate description so that you can buy with confidence. We would be happy to try and answer all questions regarding any of our products. Please check out our online SpeedProMarine store for more performance, obsolete, and hard to find motor boat products. Customer Satisfaction: We are highly committed to ensuring you receive the highest satisfaction with every purchase and hope to earn positive feedback from all of our customers. However, if you have any problems, questions, or concerns about the merchandise you purchased, please contact us. Taxes: MS residents will be charged 7% sales tax. Shipping: We normally ship the day after your payment is received and cleared. If you purchase multiple items, then please allow us to send an invoice to send you a little on shipping. Unless otherwise stated, products will be shipped via FedEx or USPS. Contact seller for any items being shipped anywhere other than the lower 48 states for a shipping price quote. Additional shipping charges will apply to all places outside of the lower 48. Arrangements can be made to pick up item locally. Returns: Returns are allowed only if the item is defective or if we made a mistake in the listing. Returns are allowed for 14 days only (used items) or 30 days (new items). Buyer is responsible for all return shipping costs and for ensuring proper packaging. Buyer must contact us via email before returning any item and obtain an RMA (Return Merchandise Authorization) number. Buyer is responsible for doing his own research to ensure purchase of the correct part. Returns are not allowed due to purchase of incorrect part or change of mind. All returns are subject to a 15% restocking fee unless the item was defective or we made a mistake in the listing. All returned parts found to be tampered with/modified/damaged or incomplete will not be refunded. Payments: Payment is expected within 7 days of purchase. After that, the item will be relisted for sale.