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Sierra Sierra Manifold Conversion Kit #18-1987-1 $2,106.29 $2,443.29
Sierra 18-1987-1 Manifold PartsManifold Conversion KitSierra Manifold Conversion Kit #18-1987-1Normalized SKU: 1819871UPC Code: 808282232764
Sold out -17% sale
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Sierra Sierra Manifold End Cap Gasket #18-0928-1 $7.97 $9.51
Sierra 18-0928-1 Engine GasketsSierra Manifold End Cap Gasket #18-0928-1Normalized SKU: 1809281UPC Code: 808282365783
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 -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
-15% sale
Sierra Qualifies for Free Shipping Sierra Manifold End Cap Gasket #18-2861-1
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Sierra Sierra Manifold End Cap Gasket #18-2861-1 $6.41 $7.54
Sierra 18-2861-1 Engine Gaskets Manifold End Cap Gasket Interchange: Barr OMC47311121 GLM 33330 OMC Stern Drive 311121 Normalized SKU: 1828611UPC Code: 808282365875
-16% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket #18-2883-1
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Sierra Sierra Manifold End Cap Gasket #18-2883-1 $2.75 $3.24
Sierra 18-2883-1 Engine GasketsSierra Manifold End Cap Gasket #18-2883-1OEM Interchange:OMC: 907775Sierra Manifold End Cap Gasket #18-2883-1Normalized SKU: 1828831UPC Code: 808282198022
Sold out -17% sale
Sierra Qualifies for Free Shipping Sierra Manifold End Cap Gasket 2-pk #18-0928-1-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-0928-1-9 $19.48 $23.25
Sierra 18-0928-1-9 Engine Gaskets Fits: MCM/MIE 120/2.5L, 140/3.0L, 165 (I/L 6 cyl.), 470, 898, 228 & 260 Package of 2 This product replaces: 47-09289, 47-0928-9, 47-0928, GLM30920, 80828216200, 808282369187, 18-0928, 18-0928-9, 27-73814, AP379, 92-30920D Normalized SKU: 18092819UPC Code: 808282369187
Sold out -17% sale
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-0928-9 $15.62 $18.65
Sierra 18-0928-9 Engine GasketsManifold End Cap Gasket (Priced Per Pkg of 2)Sierra Manifold End Cap Gasket (Priced Per Pkg of 2) #18-0928-9Normalized SKU: 1809289UPC Code: 808282162009
-15% sale
Sierra Manifold End Cap Gasket 2-pk #18-2832-1
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2832-1 $6.12 $7.20
Sierra 18-2832-1 Engine Gaskets Details: Fits: MCM 120, 140, 165 (in-line 6 cyl.)& Ford & GM V-8 engines Use With: 18-1950-1: Manifold 18-1951-1: Manifold 18-1954-1: Manifold 18-1955-1: Manifold 18-1958-1: Manifold 18-1960-1: Manifold 18-1962-1: Manifold 18-4009: Manifold End Plate 18-1956-3: Manifold Barr MC47-27-48043 GLM 31490 Mallory 9-61424 Mercruiser Stern Drive 27-48043 27-480431 Osco 48043 Sierra Manifold End Cap Gasket 2-pk #18-2832-1Normalized SKU: 1828321UPC Code: 808282365684
Sold out -15% sale
Sierra Manifold End Cap Gasket 2-pk #18-2832-1-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2832-1-9 $0.99 $1.16
Sierra 18-2832-1-9 Engine Gaskets Details: Fits: MCM 120, 140, 165 (in-line 6 cyl.)& Ford & GM V-8 engines Use With: 18-1950-1: Manifold 18-1951-1: Manifold 18-1954-1: Manifold 18-1955-1: Manifold 18-1958-1: Manifold 18-1960-1: Manifold 18-1962-1: Manifold 18-4009: Manifold End Plate 18-1956-3: Manifold Barr MC47-27-48043 GLM 31490 Mallory 9-61424 Mercruiser Stern Drive 27-48043 27-480431 Osco 48043 Sierra Manifold End Cap Gasket 2-pk #18-2832-1-9Normalized SKU: 18283219UPC Code: 808282369422
Sold out -17% sale
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2850-1-9 $15.31 $18.28
Sierra 18-2850-1-9 Engine GasketsSierra Manifold End Cap Gasket 2-pk #18-2850-1-9Normalized SKU: 18285019UPC Code: 808282369163
-16% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket 2-pk #18-2850-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2850-9 $7.24 $8.52
Sierra 18-2850-9 Engine GasketsManifold End Cap Gasket (Priced Per Pkg of 2)Sierra Manifold End Cap Gasket (Priced Per Pkg of 2) #18-2850-9Normalized SKU: 1828509UPC Code: 808282163556
-17% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket 2-pk #18-2859-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2859-9 $8.82 $10.53
Sierra 18-2859-9 Engine GasketsManifold End Cap Gasket (Priced Per Pkg of 2)Sierra Manifold End Cap Gasket (Priced Per Pkg of 2) #18-2859-9Normalized SKU: 1828599UPC Code: 808282163648
-16% sale
Sierra Manifold End Cap Gasket 2-pk #18-2860-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2860-9 $6.22 $7.32
Sierra 18-2860-9 Engine Gaskets Manifold End Cap Gasket (Priced Per Pkg of 2) Barr OMC47311130 GLM 33340 OMC Stern Drive 311130 Sierra Manifold End Cap Gasket (Priced Per Pkg of 2) #18-2860-9 Normalized SKU: 1828609UPC Code: 808282163655
-17% sale
Sierra Manifold End Cap Gasket 2-pk #18-2861-1-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2861-1-9 $12.52 $14.95
Sierra 18-2861-1-9 Engine Gaskets Use With: 18-1901: Manifold Barr OMC47311121 GLM 33330 OMC Stern Drive 311121 Sierra Manifold End Cap Gasket 2-pk #18-2861-1-9Normalized SKU: 18286119UPC Code: 808282369149
Sold out -16% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket 2-pk #18-2861-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2861-9 $5.42 $6.38
Sierra 18-2861-9 Engine Gaskets Manifold End Cap Gasket (Priced Per Pkg of 2) Barr: OMC47311121GLM: 33330OMC Stern Drive: 311121Normalized SKU: 1828619UPC Code: 808282163662
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Cap Gasket 2-pk #18-2883-1-9
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Sierra Sierra Manifold End Cap Gasket 2-pk #18-2883-1-9 $1.21 $1.42
Sierra 18-2883-1-9 Engine GasketsSierra Manifold End Cap Gasket 2-pk #18-2883-1-9Sierra Manifold End Cap Gasket (Priced Per Pkg of 2) #18-2883-1-9Normalized SKU: 18288319UPC Code: 808282198015
Sold out -16% sale
Sierra Qualifies for Free Shipping Sierra Manifold End Gasket #18-0114
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Sierra Sierra Manifold End Gasket #18-0114 $4.69 $5.52
Sierra 18-0114 Engine Gaskets Manifold End Gasket (Replaces OMC OE # 907761) OEM Interchange:Barr: OMC47907761GLM: 32580OMC: 907761 Normalized SKU: 180114UPC Code: 030999754905
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Plate #18-1911
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Sierra Sierra Manifold End Plate #18-1911 $26.69 $31.86
Sierra 18-1911 Manifold PartsManifold End PlateSierra Manifold End Plate #18-1911Normalized SKU: 181911UPC Code: 808282127398
Sold out -20% sale
Sierra Not Qualified for Free Shipping Sierra Manifold End Plate #18-1941
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Sierra Sierra Manifold End Plate #18-1941 $86.01 $106.78
Sierra 18-1941 Manifold PartsManifold End PlateOEM Interchange:CHRYSLER INBOARD: 2846106Sierra Manifold End Plate #18-1941Normalized SKU: 181941UPC Code: 808282257620

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!

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