Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Filter Cap to Pump Gasket #18-2879
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Sierra Sierra Filter Cap to Pump Gasket #18-2879 $4.90 $5.76
Sierra 18-2879 Engine GasketsSierra Filter Cap to Pump Gasket #18-2879OEM Interchange:OMC: 331363OMC: 338876Gaskets: Filter CapSierra Filter Cap to Pump Gasket #18-2879Normalized SKU: 182879UPC Code: 808282258399
-15% sale
Sierra Not Qualified for Free Shipping Sierra Water Jacket Gasket #18-2872
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Sierra Sierra Water Jacket Gasket #18-2872 $5.12 $6.02
Sierra 18-2872 Engine GasketsSierra Water Jacket Gasket #18-2872OEM Interchange:OMC: 318334Gaskets: Water JacketSierra Water Jacket Gasket #18-2872Normalized SKU: 182872UPC Code: 030999313799
-15% sale
Sierra Not Qualified for Free Shipping Sierra Exhaust Cover Gasket #18-2871
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Sierra Sierra Exhaust Cover Gasket #18-2871 $2.67 $3.14
Sierra 18-2871 Engine GasketsSierra Exhaust Cover Gasket #18-2871OEM Interchange:OMC: 304762Gaskets: Exhaust CoverSierra Exhaust Cover Gasket #18-2871Normalized SKU: 182871UPC Code: 030999313782
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Water Jacket Gasket #18-2873
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Sierra Sierra Water Jacket Gasket #18-2873 $4.44 $5.22
Sierra 18-2873 Engine GasketsSierra Water Jacket Gasket #18-2873OEM Interchange:OMC: 318335Gaskets: Water JacketSierra Water Jacket Gasket #18-2873Normalized SKU: 182873UPC Code: 808282258351
-16% sale
Sierra Not Qualified for Free Shipping Sierra Exhaust Housing Gasket #18-2869
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Sierra Sierra Exhaust Housing Gasket #18-2869 $3.33 $3.92
Sierra 18-2869 Engine GasketsSierra Exhaust Housing Gasket #18-2869OEM Interchange:OMC: 305312Gaskets: Exhaust HousingSierra Exhaust Housing Gasket #18-2869Normalized SKU: 182869UPC Code: 030999313768
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Powerhead Base Gasket #18-2868
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Sierra Sierra Powerhead Base Gasket #18-2868 $9.13 $10.90
Sierra 18-2868 Engine GasketsSierra Powerhead Base Gasket #18-2868OEM Interchange:OMC: 310137Gaskets: PowerheadSierra Powerhead Base Gasket #18-2868Normalized SKU: 182868UPC Code: 030999313751
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Exhaust Cover Gasket #18-2870
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Sierra Sierra Exhaust Cover Gasket #18-2870 $12.06 $14.39
Sierra 18-2870 Engine GasketsSierra Exhaust Cover Gasket #18-2870OEM Interchange:OMC: 305176Gaskets: Exhaust CoverSierra Exhaust Cover Gasket #18-2870Normalized SKU: 182870UPC Code: 030999313775
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Exhaust Cover Gasket #18-2866
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Sierra Sierra Exhaust Cover Gasket #18-2866 $11.33 $13.52
Sierra 18-2866 Engine GasketsSierra Exhaust Cover Gasket #18-2866OEM Interchange:OMC: 317914Gaskets: Exhaust CoverSierra Exhaust Cover Gasket #18-2866Normalized SKU: 182866UPC Code: 808282258337
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Powerhead Base Gasket #18-2865
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Sierra Sierra Powerhead Base Gasket #18-2865 $8.31 $9.92
Sierra 18-2865 Engine GasketsSierra Powerhead Base Gasket #18-2865OEM Interchange:OMC: 313763Gaskets: PowerheadSierra Powerhead Base Gasket #18-2865Normalized SKU: 182865UPC Code: 808282258320
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Powerhead Base Gasket #18-2864
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Sierra Sierra Powerhead Base Gasket #18-2864 $5.32 $6.26
Sierra 18-2864 Engine GasketsSierra Powerhead Base Gasket #18-2864OEM Interchange:OMC: 321727Gaskets: PowerheadSierra Powerhead Base Gasket #18-2864Normalized SKU: 182864UPC Code: 808282258313
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Manifold to Crankcase Gasket #18-2867
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Sierra Sierra Manifold to Crankcase Gasket #18-2867 $5.54 $6.52
Sierra 18-2867 Engine GasketsSierra Manifold to Crankcase Gasket #18-2867OEM Interchange:OMC: 319174Sierra Manifold to Crankcase Gasket #18-2867Normalized SKU: 182867UPC Code: 808282258344
-16% sale
Sierra Not Qualified for Free Shipping Sierra Leaf Plate Gasket #18-2862
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Sierra Sierra Leaf Plate Gasket #18-2862 $6.27 $7.38
Sierra 18-2862 Engine GasketsSierra Leaf Plate Gasket #18-2862OEM Interchange:OMC: 321573OMC: 326260Gaskets: Leaf PlateSierra Leaf Plate Gasket #18-2862Normalized SKU: 182862UPC Code: 030999313690
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Tilt Clutch Cover Gasket #18-2863
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Sierra Sierra Tilt Clutch Cover Gasket #18-2863 $3.09 $3.64
Sierra 18-2863 Engine GasketsSierra Tilt Clutch Cover Gasket #18-2863OEM Interchange:OMC: 308799Gaskets: Clutch CoverSierra Tilt Clutch Cover Gasket #18-2863Normalized SKU: 182863UPC Code: 808282258306
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket #18-2860
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Sierra Sierra Manifold End Cap Gasket #18-2860 $1.80 $2.12
Sierra 18-2860 Engine GasketsSierra Manifold End Cap Gasket #18-2860OEM Interchange:OMC: 311130Sierra Manifold End Cap Gasket #18-2860Normalized SKU: 182860UPC Code: 030999313676
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket #18-2859
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Sierra Sierra Manifold End Cap Gasket #18-2859 $5.36 $6.30
Sierra 18-2859 Engine GasketsSierra Manifold End Cap Gasket #18-2859OEM Interchange:OMC: 311131Sierra Manifold End Cap Gasket #18-2859Normalized SKU: 182859UPC Code: 030999313669
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Air Silencer Gasket #18-2857
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Sierra Sierra Air Silencer Gasket #18-2857 $3.83 $4.50
Sierra 18-2857 Engine GasketsSierra Air Silencer Gasket #18-2857OEM Interchange:OMC: 319771OMC: 386573Gaskets: Air SilencerSierra Air Silencer Gasket #18-2857Normalized SKU: 182857UPC Code: 030999313645
-15% sale
Sierra Not Qualified for Free Shipping Sierra Shift Housing Gasket #18-2855
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Sierra Sierra Shift Housing Gasket #18-2855 $5.17 $6.08
Sierra 18-2855 Engine GasketsSierra Shift Housing Gasket #18-2855OEM Interchange:OMC: 314082Gaskets: Shift HousingSierra Shift Housing Gasket #18-2855Normalized SKU: 182855UPC Code: 808282258276
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Exhaust Cover Gasket #18-2853
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Sierra Sierra Exhaust Cover Gasket #18-2853 $3.11 $3.66
Sierra 18-2853 Engine GasketsSierra Exhaust Cover Gasket #18-2853OEM Interchange:OMC: 318925Gaskets: Exhaust CoverSierra Exhaust Cover Gasket #18-2853Normalized SKU: 182853UPC Code: 808282258252
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Water Jacket Gasket #18-2856
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Sierra Sierra Water Jacket Gasket #18-2856 $3.38 $3.98
Sierra 18-2856 Engine GasketsSierra Water Jacket Gasket #18-2856OEM Interchange:OMC: 319665Gaskets: Water JacketSierra Water Jacket Gasket #18-2856Normalized SKU: 182856UPC Code: 808282258283
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Water Pump Base Gasket #18-2841
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Sierra Sierra Water Pump Base Gasket #18-2841 $1.84 $2.16
Sierra 18-2841 Engine GasketsSierra Water Pump Base Gasket #18-2841OEM Interchange:MERCURY MARINE: 27-19552MERCURY MARINE: 27-77417Gaskets: Water PumpSierra Water Pump Base Gasket #18-2841Normalized SKU: 182841UPC Code: 030999313492

Frequently Asked Questions

First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!

Yes, we offer FREE Shipping on most orders over $149 to US-48*.

Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.

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  • Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
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  • In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store

Below the price of the item, on the product page, there is a message indicating the availability of the product.

The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.

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If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.

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