West Marine
Sierra O-Ring for OMC Sterndrive/Cobra Stern Drives (Qty. 5            of 18-7142)

Sierra O-Ring for OMC Sterndrive/Cobra Stern Drives (Qty. 5 of 18-7142)

$9.29
Sierra O-Ring for OMC Sterndrive/Cobra Stern Drives (Qty. 5 of 18-7142). Sierra Marine engine parts are designed to meet or exceed the OEM part they are intended to replace and theyare backed by the SeaStar Solutions Two-Year Warranty—one of the best in the business.We offer a variety of O-rings, oil seals and seal kits for most engine applications on the water today—including MerCruiser, OMC, Johnson/Evinrude, Volvo and more.How to find the O-ring you needMany of the O-rings we offer fit multiple applications. Notice in the list below that in addition toJohnson/Evinrude and OMC applications, there are a variety of other engine applications for the O-rings offeredhere. O-rings can also be selected by inside diameter and width, which also appear in the table.The Sierra Engine Parts SelectorIf you do not see the O-ring (or other engine part) you need, please visit the Sierra Engine Parts Selector,where you can search by engine make, model, serial number or year of manufacture. Sierra #ManufacturerOEM Part #I.D.WidthQty.Model18-7101- 9GLM801000.250"0.065"51051893418-7101- 9Johnson/Evinrude Outboard3057390.250"0.065"51051893418-7101- 9OMC Stern Drive3057390.250"0.065"51051893418-7139- 9GLM832001.080"0.210"51051906418-7139- 9Johnson/Evinrude Outboard3190851.080"0.210"51051906418-7139- 9Mallory9-436221.080"0.210"51051906418 -7428-9OMC Stern Drive307103N/AN/A21051889218-7428- 9Johnson/Evinrude Outboard307103N/AN/A21051889218-7481-

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