{"title":"Osco","description":"","products":[{"product_id":"sierra-18-1953-3p-complete-exhaust-set-for-mercruiser-small-block-v8","title":"Sierra 18-1953-3P Complete Exhaust Set for Mercruiser Small Block V8","description":"\u003ch1\u003eMerCruiser 5.0L\/5.7L Small Block Exhaust Manifold Kit\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eComplete exhaust manifold and riser set for Mercruiser small block GM V8 engines. Kit Includes: 2 Cast Iron Center Rise Exhaust Manifolds 2 3\" Exhaust Elbows 2 manifold gaskets and 2 riser gaskets New riser mounting bolts New style drain cock\u003c\/p\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343781609655,"sku":"SIE18-1953-3P","price":956.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie2018-1953-3p-1.jpg?v=1615401397"},{"product_id":"sierra-18-1952-4p-exhaust-manifold-kit-4-3l-v6","title":"Sierra 18-1952-4P Exhaust Manifold Kit 4.3L V6","description":"\u003ch1\u003eSierra 18-1952-4P Exhaust Manifold Kit 4.3L V6\u003c\/h1\u003e\n\u003cp\u003eFits Mercruiser GM V6 Raw\/Fresh water engines. Not for Dry-Joint exhaust applications.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\n\u003cb\u003eMADE IN THE U.S.A.\u003c\/b\u003e\u003cbr\u003e\n2 - 18-1976-2 Risers\u003cbr\u003e\n2 - 18-1952-1 Manifolds\u003cbr\u003e\nManifold \u0026amp; Riser Gaskets plus Mounting Hardware\u003c\/p\u003e\n\u003cp\u003eComplete exhaust manifold and riser set for Mercruiser GM V6; 4.3L engines. Kit Includes: 2 Cast Iron Center Rise Exhaust Manifolds 2 4\" Exhaust Elbows 2 manifold gaskets and 2 riser gaskets New riser mounting bolts New style drain cock Mercruiser V6 4.3L Exhaust package complete with 4\" Center Risers; Manifolds and Raw Water Cooled Gasket. \u003cb\u003e\u003cfont color=\"#ff0000\"\u003ePackage includes: (2)-SIE 18-1952-1 manifolds (2)-SIE 18-1976 (2)-18-0897 Elbow gaskets (2)-18-2909 Manifold gaskets\u003c\/font\u003e\u003c\/b\u003e\u003cbr\u003e\n \u003c\/p\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343782559927,"sku":"SIE18-1952-4P","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/phpKrjqRfPMlarge-1.jpg?v=1615401403"},{"product_id":"sierra-18-1951-1-exhaust-manifold-mercruiser-gm-small-block","title":"Sierra 18-1951-1 Exhaust Manifold Mercruiser GM Small Block","description":"\u003ch1\u003eSierra 18-1951-1 Exhaust Manifold Mercruiser GM Small Block\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMercruiser log style exhaust manifold\u003c\/li\u003e\n\u003cli\u003eDirect replacement manifold fits Mercruiser GM V8 small block 305 and 350 cu. in. engines from 1977 to 1982 with end riser\u003c\/li\u003e\n\u003cli\u003eFor Mercruiser 198; 228; 255; 260; and 898 model engines\u003c\/li\u003e\n\u003cli\u003eStarboard side\u003c\/li\u003e\n\u003cli\u003eHeavy duty cast iron\u003c\/li\u003e\n\u003cli\u003ePainted black\u003c\/li\u003e\n\u003cli\u003eIncludes all gaskets; riser studs; and drain plugs\u003c\/li\u003e\n\u003cli\u003eManifold mounting kit P\/N 18-8548 – sold separately\u003c\/li\u003e\n\u003cli\u003eReplaces Mercruiser 77235A2; 77235A8\u003c\/li\u003e\n\u003cli\u003eReplaces Osco 7235B\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1951\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eFits most Mercruiser GM Small Blocks with End Risers\u003c\/p\u003e\n\u003cp\u003eThis manifold will replace most 1977 to 1982 Mercruiser (GM) 5.0L \u0026amp; 5.7L V8's (end rise) Starboard side only. Comes with complete gasket kit and riser mounting studs (see picture). Fits Engines: Most Mercruiser (GM) small blocks with end riser (Starboard Side) 1977-1982 OE Replacement: 77235 A2; A8 (Starboard Side) Aftermarket Replacement Use this chart to match other aftermarket part numbers to this part: Osco: 7235B Barr: MC-1-77235 Sierra: 18-1951-1 Aqua Power: 5509 GLM: 51238.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits most Mercruiser GM Small Blocks with End Risers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eKey Features:\u003c\/li\u003e\n\u003cli\u003eStarboard Side\u003c\/li\u003e\n\u003cli\u003eSupplied with Mounting Package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e          Use With:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExhaust Manifold Gasket 18-2949\u003c\/li\u003e\n\u003cli\u003eHardware Kit [Manifold Bolts] 18-8548\u003c\/li\u003e\n\u003cli\u003eExhaust Manifold Gasket 18-0872\u003c\/li\u003e\n\u003cli\u003eElbow 18-1971\u003c\/li\u003e\n\u003cli\u003eElbow 18-1978\u003c\/li\u003e\n\u003cli\u003eManifold End Cap Gasket 18-2832\u003c\/li\u003e\n\u003cli\u003eManifold Cap Gasket (Priced Per Pkg of 2) 18-2832-9\u003c\/li\u003e\n\u003cli\u003eBlock Off Plate 18-4008\u003c\/li\u003e\n\u003cli\u003eManifold End Plate 18-4009\u003c\/li\u003e\n\u003cli\u003eExhaust Manifold Mounting Kit 18-8520\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Mounting Kit 18-8554\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Mounting Kit 18-8556\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eApplications:\u003c\/li\u003e\n\u003cli\u003eGM 228 S\/N 4765100-6218461\u003c\/li\u003e\n\u003cli\u003eGM 250 S\/N 4768860-4908849\u003c\/li\u003e\n\u003cli\u003eGM 255 S\/N 4499061-Up\u003c\/li\u003e\n\u003cli\u003eGM 260 S\/N 4908850-6218461\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eReplaces:\u003c\/li\u003e\n\u003cli\u003eMercruiser\n\u003cul\u003e\n\u003cli\u003e77235A8; 77235A2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-1-77235\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51238\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40504\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e7235B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003ePro Marine\n\u003cul\u003e\n\u003cli\u003e51238\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eUse with:\u003c\/li\u003e\n\u003cli\u003ePort Exhaust Manifold 18-1950-1.\u003c\/li\u003e\n\u003cli\u003eExhaust Manifold Gasket 18-2949.\u003c\/li\u003e\n\u003cli\u003eMounting Kit 18-8548.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343783182519,"sku":"SIE18-1951-1","price":384.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie2018-1951-120-1.jpg?v=1615401411"},{"product_id":"sierra-18-1960-1-exhaust-manifold-mercruiser-inline-6-cylinder","title":"Sierra 18-1960-1 Exhaust Manifold Mercruiser Inline 6 Cylinder","description":"\u003ch1\u003eSierra 18-1960-1 Exhaust Manifold Mercruiser Inline 6 Cylinder\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMercruiser Inline 6 Cylinder Exhaust\/Intake Manifold\u003c\/li\u003e\n\u003cli\u003eSupplied with mounting package\u003c\/li\u003e\n\u003cli\u003eReplaces Mercruiser 58759A10 and 58759A14\u003c\/li\u003e\n\u003cli\u003eReplaces Osco 8759\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1960\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplaces OEM part #•MERCURY MARINE 58759A10 •MERCURY MARINE 58759A14 Fits most Mercruiser (GM) Inline 6 Cyl. Engines 250 \u0026amp; 292 cu.in.Models 165 \u0026amp; 200; Port \u0026amp; Starboard Supplied with Mounting Package Use with: Mounting Kit: 18-8531 Manifold Gasket 18-2830\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied with Mounting Package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse With:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExhaust Manifold Gasket\n\u003cul\u003e\n\u003cli\u003e18-2830\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eExhaust Manifold Mounting Gasket\n\u003cul\u003e\n\u003cli\u003e18-8531\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eCarburetor Mounting Gasket\n\u003cul\u003e\n\u003cli\u003e18-0353\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eElbow\n\u003cul\u003e\n\u003cli\u003e18-1971\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eElbow\n\u003cul\u003e\n\u003cli\u003e18-1972\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eElbow\n\u003cul\u003e\n\u003cli\u003e18-1978\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eManifold End Cap Gasket\n\u003cul\u003e\n\u003cli\u003e18-2832\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eManifold End Cap Gasket (Priced Per Pkg of 2)\n\u003cul\u003e\n\u003cli\u003e18-2832-9\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eManifold End Plate\n\u003cul\u003e\n\u003cli\u003e18-4009\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplaces:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC 1 58759\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51224\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eHGE\n\u003cul\u003e\n\u003cli\u003e8759\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40500\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser\n\u003cul\u003e\n\u003cli\u003e58759A14\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e58759A10\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e58759A13\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e58759A1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e52969A1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e52073A1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e8759\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343783608503,"sku":"SIE18-1960-1","price":901.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie330310_l1-1.jpg?v=1615401416"},{"product_id":"sierra-18-1956-3-exhaust-manifold-mercruiser","title":"Sierra 18-1956-3 Exhaust Manifold Mercruiser","description":"\u003ch1\u003eSierra 18-1956-3 Exhaust Manifold Mercruiser\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eManifold\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1956-1; 18-1956-2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInterchange:\u003c\/p\u003e\n\u003cdiv class=\"tab-pane\" id=\"InterchangeTab\"\u003eBarr:\u003cbr\u003e\nMC 1 99798\n\u003cp\u003eMercruiser Stern Drive:\u003cbr\u003e\n860235A04\u003cbr\u003e\n99798A16\u003cbr\u003e\n99798A3\u003cbr\u003e\n99798A9\u003c\/p\u003e\n\u003cp\u003eOsco:\u003cbr\u003e\n9798\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tab-pane\"\u003e\n\u003c!-- Video --\u003e\u003c!-- Related items --\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eSierra Marine Manifold is equivalent to parts:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e18-1956-2 Sierra Marine\u003c\/li\u003e\n\u003cli\u003e860235A04 Mercury Marine\u003c\/li\u003e\n\u003cli\u003e860235A03 Mercury Marine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis manifold is for most 1983-1995 2.5L and 3.0L; 120 and 140; Mercruiser 4 cylinder engines with MerCarb and 5 bolt pattern. Comes with complete gasket kit; new riser studs; and new end plates (everything seen in picture). Does not come with new Carburetor gasket. Replaces Mercruiser Part #99798A9. Used with Merc Carb-Electric Choke. Accepts all original linkage. Includes pipe plugs; gaskets and end plates.Does not come with carb gasket or mounting bolts.Fits Engines: Most late Model 2.5L 153 and 3.0L 181 with MerCarb; 5 bolt pattern. OE Replacement: 99798A18; 806867A8.\u003cb\u003e\u003cfont color=\"#ff0000\"\u003e NOTE: Mercruiser Cooling System Manifold w\/ Mounting Package; 18-1956-1 . A Mercruiser cooling system built for both port and starboard. Port and Starboard This manifold are painted; packaged and leak tested Replaces: Mercruiser Inboard\/Outboard #99798A18; 806867A8 This Mercruiser manifold fits most late model 2.5L 153 CID \u0026amp; 3.0L 181 CID with MerCarb 5 bolt pattern Use With: Exhaust Manifold Gasket: 18-1204 Mounting Kit: 18-4009 Supplied with mounting package.\u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343783936183,"sku":"SIE18-1956-3","price":454.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/18-1956-3.jpg?v=1666102001"},{"product_id":"sierra-18-1970-2-exhaust-manifold-elbow","title":"Sierra 18-1970-2 Exhaust Manifold Elbow","description":"\u003ch1\u003eSierra 18-1970-2 Exhaust Manifold Elbow\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eSierra exhaust elbow\u003c\/li\u003e\n\u003cli\u003eFits Mercruiser GM 185; 200; 205; 228; 230; 260; 330; 340; and 898 model engines\u003c\/li\u003e\n\u003cli\u003eFor 3 in. ID hose\u003c\/li\u003e\n\u003cli\u003e15 degree down angle\u003c\/li\u003e\n\u003cli\u003e3 1\/2 in. x 3 1\/8 in. bolt pattern\u003c\/li\u003e\n\u003cli\u003eIncludes 18-0897 restrictor gasket and brass plugs\u003c\/li\u003e\n\u003cli\u003eFor use with Sierra 18-1952-1; 18-1953-2; and 18-1957-2 manifolds\u003c\/li\u003e\n\u003cli\u003eMounting kit P\/N 18-8529 – sold separately\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1970 and 18-1970-1\u003c\/li\u003e\n\u003cli\u003eReplaces Mercury 95755A2; 98503A2; and 98504A3\u003c\/li\u003e\n\u003cli\u003eReplaces Barr MC-20-98504\u003c\/li\u003e\n\u003cli\u003eReplaces Marine Power 0992-15\u003c\/li\u003e\n\u003cli\u003eReplaces Mallory 9-40557\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis riser is used on most Mercruiser V-6; V-8; and Big Block applications from 1983 to 2002; where a 3 inch outlet risers is used (measured on the I.D. of the exhaust hose) with 15° down angle. OE Replacement: 98504A3; 98503 and Osco 8503A Will accept original Mercruiser oil filter bracket. Includes all pipe plugs fits either side. 3 Year Warranty.\u003cb\u003e\u003cfont color=\"#ff0000\"\u003e NOTE: Replaces OEM part # MERCURY MARINE 98504A3 For: V-6 \u0026amp; V-8 applications 15° (3\" O.D. Riser) Comes with 18-0897 \u0026amp; brass plugs Use with: Manifold: 18-1952-1; 18-1953-1; 18-1957-1 Elbow Gasket: 18-0897 restrictor; 18-2849 open; 18-0672 blocked Mounting Kit: 18-8529 or if spacer is included use 18-8554 \u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n","brand":"Sierra","offers":[{"title":"Default Title","offer_id":39343784034487,"sku":"SIE18-1970-2","price":171.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/18-1970-2.jpg?v=1635345844"},{"product_id":"sierra-18-1976-2-exhaust-manifold-elbow","title":"Sierra 18-1976-2 Exhaust Manifold Elbow","description":"\u003ch1\u003eSierra 18-1976-2 Exhaust Manifold Elbow\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eSierra 4 inch exhaust elbow\u003c\/li\u003e\n\u003cli\u003eFits most Mercruiser V6 \u0026amp; V8 applications\u003c\/li\u003e\n\u003cli\u003eAccepts 4 in. inside diameter exhaust hose\u003c\/li\u003e\n\u003cli\u003eCast iron construction\u003c\/li\u003e\n\u003cli\u003eIncludes 18-0897 gasket; 18-4263 pipe plug; and 18-4258 pipe plug\u003c\/li\u003e\n\u003cli\u003eReplaces Mercury 44354A3; 807914A1; 807988A2 and 807988A03\u003c\/li\u003e\n\u003cli\u003eReplaces Osco 4354\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1976 and 18-1976-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eFits most Mercruiser V6 and V8 applications; 7 degree (4\" O.D. Riser).\u003c\/h1\u003e\n\u003cp\u003eDirect replacement elbow fits many Mercruiser V6 \u0026amp; V8 marine engines with center rise exhaust manifolds.\u003c\/p\u003e\n\u003cp\u003eThis riser is used on most Mercruiser V-6; V-8; and Big Block applications from 1983 to 2002; where a 4 inch outlet riser is used (measured on the I.D. of the hose).OE Replacement: 44354 A3; 807988 A2 Includes all pipe plugs. Used on Manifold Part#'sMC5500;MC5505;MC5506;OSC9011; OSC7114B \u0026amp; OSC9745.Use with Manifold (18-1952-1)(18-1953-1)(18-19571) Riser Gasket (18-0897 restrictor) (18-2849 open) (18-0672 blocked) Mounting Kit (18-8505) 3 Year Warranty.Aftermarket Replacement Use this chart to match other aftermarket part numbers to this part: Osco: 4354 Barr: MC-20-44354 Sierra: 18-1976-1 Aqua Power: 5706 GLM: 51140.18-1976;18-1976-1;18-1976-2. \u003cb\u003e\u003cfont color=\"#ff0000\"\u003eNOTE:Replaces OEM part # MERCURY MARINE 44354A3 MERCURY MARINE 807988A2 For: most Mercruiser V-6 \u0026amp; V-8 applications 7° (4\" O.D. Riser) Comes with 18-0897;18-4263 \u0026amp; 18-4258 Use with: Manifold: 18-1952-1; 18-1953-1; 18-1957-1 Riser Gasket: 18-0897 restrictor; 18-2849 open; 18-0672 blocked Mounting Kit: 18-8505; or if spacer is included use 18-8555 \u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eFits most Mercruiser V6 and V8 applications; 7 degree (4\" O.D. Riser). Recommended for saltwater applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComes with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSierra 18-4203\u003c\/li\u003e\n\u003cli\u003eSierra 18-0897 Exhaust Elbow Gasket\u003c\/li\u003e\n\u003cli\u003eSierra 18-4258 Pipe Plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eReplaces:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-20-44354\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51140\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40559\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser\n\u003cul\u003e\n\u003cli\u003e44354A3\u003c\/li\u003e\n\u003cli\u003e807914A1\u003c\/li\u003e\n\u003cli\u003e44354A9\u003c\/li\u003e\n\u003cli\u003e44354A10\u003c\/li\u003e\n\u003cli\u003e44354A13\u003c\/li\u003e\n\u003cli\u003e807988A2\u003c\/li\u003e\n\u003cli\u003e807988A03\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e4354\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFor use with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManifolds\n\u003cul\u003e\n\u003cli\u003e18-1952-1\u003c\/li\u003e\n\u003cli\u003e18-1953-2\u003c\/li\u003e\n\u003cli\u003e18-1957-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Gaskets\n\u003cul\u003e\n\u003cli\u003e18-0672\u003c\/li\u003e\n\u003cli\u003e18-0897\u003c\/li\u003e\n\u003cli\u003e18-2849-1\u003c\/li\u003e\n\u003cli\u003e18-2849-9-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Sierra","offers":[{"title":"Default Title","offer_id":39343784165559,"sku":"SIE18-1976-2","price":250.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie18-1976-2__97853_1488912671_1280_1280-1.jpg?v=1615401429"},{"product_id":"sierra-18-1962-1-exhaust-manifold-mercruiser-starboard-side-v8-ford-small-block","title":"Sierra 18-1962-1 Exhaust Manifold Mercruiser Starboard Side V8 Ford Small Block","description":"\u003ch1\u003eSierra 18-1962-1 Exhaust Manifold Mercruiser Starboard Side V8 Ford Small Block\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMercruiser Starboard Side V8 Ford Small Block Exhaust Manifold\u003c\/li\u003e\n\u003cli\u003eFits many Mercruiser Ford small block engines with log style manifolds\u003c\/li\u003e\n\u003cli\u003eSupplied with mounting package\u003c\/li\u003e\n\u003cli\u003eReplaces Mercruiser 65603A4 and 65603A12\u003c\/li\u003e\n\u003cli\u003eReplaces Osco 5603\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1962\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eFits Engines: Most Mercruiser (Ford) V-8 Small Blocks (Starboard Side) 1971-1977. OE Replacement: Mercruiser 65603 A4; A12. This manifold replaces most Mercruiser Ford 5.0L \u0026amp; 5.8L engines from 1971 to 1977; Starboard side only. Osco: 5603 Barr: MC-1-65603 Sierra: 18-1962-1 Aqua Power: 5510 GLM: 51252.\u003cb\u003e\u003cspan color=\"#ff0000\" style=\"color: #ff0000;\"\u003e NOTE:Replaces OEM part # MERCURY MARINE 65603A12 MERCURY MARINE 65603A4 Fits most Mercruiser Engines (Ford) small block (V-8) 302-351 cu.in. Models 215; 225; 233; 255 \u0026amp; 888; STARBOARD SIDE ONLY Supplied with Mounting Package Use with: Mounting Kit: 18-8509 Manifold Gasket: 18-0193\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eSierra replacement manifold for Mercruiser Stern Drives. Supplied with mounting package.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStarboard\u003c\/li\u003e\n\u003cli\u003eFits MCM\/MIE for V-8 engines (1977 \u0026amp; older)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUse with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e18-8509: Exhaust Manifold Mounting Kit\u003c\/li\u003e\n\u003cli\u003e18-0183: Exhaust Manifold Gasket\u003c\/li\u003e\n\u003cli\u003e18-1906: Manifold Spacer\u003c\/li\u003e\n\u003cli\u003e18-1971: Elbow\u003c\/li\u003e\n\u003cli\u003e18-1978: Elbow\u003c\/li\u003e\n\u003cli\u003e18-2832: Manifold End Cap Gasket\u003c\/li\u003e\n\u003cli\u003e18-2832-9: Manifold End Cap Gasket (Priced Per Pkg of 2)\u003c\/li\u003e\n\u003cli\u003e18-4008: Block Off Plate\u003c\/li\u003e\n\u003cli\u003e18-4009: Manifold End Plate\u003c\/li\u003e\n\u003cli\u003e18-2849-1: Exhaust Elbow Gasket\u003c\/li\u003e\n\u003cli\u003e18-2849-9-1: Exhaust Elbow Gasket (Priced Per Package of 2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInterchangeable with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-1-65603\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51252\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40501\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser Stern Drive\n\u003cul\u003e\n\u003cli\u003e65603A4\u003c\/li\u003e\n\u003cli\u003e65603A12\u003c\/li\u003e\n\u003cli\u003e54099A5\u003c\/li\u003e\n\u003cli\u003e54099A1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e5603\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003cspan data-mce-fragment=\"1\"\u003eUse with: Mounting Kit: 18-8509\u003c\/span\u003e\u003c\/p\u003e","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343784689847,"sku":"SIE18-1962-1","price":384.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/phplAs3DcAM-1.jpg?v=1615401438"},{"product_id":"sierra-18-1958-1-exhaust-manifold-mercruiser-port-side-v8-ford-small-block","title":"Sierra 18-1958-1 Exhaust Manifold Mercruiser Port Side V8 Ford Small Block","description":"\u003ch1\u003eSierra 18-1958-1 Exhaust Manifold Mercruiser Port Side V8 Ford Small Block\u003c\/h1\u003e\n\u003cp\u003eFits MCM\/MIE Ford V-8 Engines (1977 \u0026amp; older)\u003c\/p\u003e\n\u003cp\u003eThis manifold replaces most Mercruiser Ford 5.0L \u0026amp; 5.8L engines from 1971 to 1977; Port side only. Comes with gasket and mounting kit (riser bolts not included).OE Replacement: Mercruiser 65604 A4; A12 (Port side) Fits Engines: Most Mercruiser (Ford) 302 \u0026amp; 351 V-8 (Port Side) 1971-1977 Aftermarket Replacement Use this chart to match other aftermarket part numbers to this part: Osco: 5604 Barr: MC-1-65604 Sierra: 18-1958-1 Aqua Power: 5511 GLM: 51250. \u003cb\u003e\u003cfont color=\"#ff0000\"\u003eNOTE:Replaces OEM part # MERCURY MARINE 65604A12 MERCURY MARINE 65604A4 Fits most Mercruiser Small block (Ford) (V-8) 302-351 cu.in. Models 215; 225; 233; 255 \u0026amp; 888; PORT SIDE ONLY Supplied with Mounting Package Use with: Mounting Kit: 18-8509 Use with Manifold Gasket: 18-0183 \u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits MCM\/MIE Ford V-8 Engines (1977 \u0026amp; older)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInterchangeable with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-1-65604\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51250\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40502\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser Stern Drive\n\u003cul\u003e\n\u003cli\u003e65604A4\u003c\/li\u003e\n\u003cli\u003e65604A12\u003c\/li\u003e\n\u003cli\u003e54100A1\u003c\/li\u003e\n\u003cli\u003e54100A5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e5604\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUse with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e18-0183 Exhaust Manifold Gasket\u003c\/li\u003e\n\u003cli\u003e18-8509 Exhaust Manifold Mounting Kit\u003c\/li\u003e\n\u003cli\u003e18-1906 Manifold Spacer\u003c\/li\u003e\n\u003cli\u003e18-1971 Elbow\u003c\/li\u003e\n\u003cli\u003e18-1978 Elbow\u003c\/li\u003e\n\u003cli\u003e18-2832 Manifold End Cap Gasket\u003c\/li\u003e\n\u003cli\u003e18-2832-9 Manifold End Cap Gasket (Priced Per Pkg of 2)\u003c\/li\u003e\n\u003cli\u003e18-4008 Block Off Plate\u003c\/li\u003e\n\u003cli\u003e18-4009 Manifold End Plate\u003c\/li\u003e\n\u003cli\u003e18-0897 Exhaust Elbow Gasket\u003c\/li\u003e\n\u003cli\u003e18-2849-1 Exhaust Elbow Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343784820919,"sku":"SIE18-1958-1","price":384.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/rra-18-1958-1_xl.jpg?v=1635283762"},{"product_id":"sierra-18-1952-3p-mercruiser-4-3l-exhaust-manifold-kit","title":"Sierra 18-1952-3P MerCruiser 4.3L Exhaust Manifold Kit","description":"\u003ch1\u003eSierra 18-1952-3P MerCruiser 4.3L Exhaust Manifold Kit\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMercruiser exhaust manifold\u003c\/li\u003e\n\u003cli\u003eDirect replacement manifold fits Mercruiser GM V6 229 and 262 cu. in. engines\u003c\/li\u003e\n\u003cli\u003eFor Mercruiser 175; 185; and 205 model engines\u003c\/li\u003e\n\u003cli\u003eInterchangeable between port and starboard side\u003c\/li\u003e\n\u003cli\u003eHeavy duty cast iron\u003c\/li\u003e\n\u003cli\u003ePainted black\u003c\/li\u003e\n\u003cli\u003eIncludes all gaskets; short riser studs; drain elbow; and plugs\u003c\/li\u003e\n\u003cli\u003eManifold mounting kit P\/N 18-8533 – sold separately\u003c\/li\u003e\n\u003cli\u003eReplaces Mercruiser 99746A8; 99746A17; 99746A3\u003c\/li\u003e\n\u003cli\u003eReplaces Osco 9745\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1952\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eSierra exhaust elbow\u003c\/li\u003e\n\u003cli\u003eFits Mercruiser GM 185; 200; 205; 228; 230; 260; 330; 340; and 898 model engines\u003c\/li\u003e\n\u003cli\u003eFor 3 in. ID hose\u003c\/li\u003e\n\u003cli\u003e15 degree down angle\u003c\/li\u003e\n\u003cli\u003e3 1\/2 in. x 3 1\/8 in. bolt pattern\u003c\/li\u003e\n\u003cli\u003eIncludes 18-0897 restrictor gasket and brass plugs\u003c\/li\u003e\n\u003cli\u003eFor use with Sierra 18-1952-1; 18-1953-2; and 18-1957-2 manifolds\u003c\/li\u003e\n\u003cli\u003eMounting kit P\/N 18-8529 – sold separately\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1970 and 18-1970-1\u003c\/li\u003e\n\u003cli\u003eReplaces Mercury 95755A2; 98503A2; and 98504A3\u003c\/li\u003e\n\u003cli\u003eReplaces Barr MC-20-98504\u003c\/li\u003e\n\u003cli\u003eReplaces Marine Power 0992-15\u003c\/li\u003e\n\u003cli\u003eReplaces Mallory 9-40557\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eMercruiser V6 4.3L Exhaust package complete with 3\" Center Risers; Manifolds and Raw Water Cooled Gaskets. Includes: (2 )-SIE 18-1952-1 Manifolds (2 )-SIE 18-1970 Elbows (2 )SIE 18-2909 manifold gaskets (2)- SIE 18-0897 raw water cooled riser gaskets\u003c\/p\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343785083063,"sku":"SIE18-1952-3P","price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie2018-1952-3p20pkg-1.jpg?v=1615401447"},{"product_id":"sierra-18-1953-2-mercruiser-gm-small-block-exhaust-manifold","title":"Sierra 18-1953-2 Mercruiser GM Small Block Exhaust Manifold","description":"\u003ch1\u003e\u003cstrong\u003eSierra 18-1953-2 Mercruiser V8 Exhaust Manifold\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003eFor Mercruiser GM Small Block V8 engines with center riser.\u003c\/p\u003e\n\u003cp\u003eFits most Mercruiser (6m) small blocks with center riser. Replaces Mercruiser part #'s 87114B; 87114A8; 87114A19; etc. Fits Both 305 \u0026amp; 350 Cu. in. Includes all pipe plugs and mounting gasket. Fits either port or starboard side Fits most Mercruiser (6m) small blocks with center riser. 3 Year warranty.18-1953;18-1953-1;18-1953-2.\u003cb\u003e\u003cfont color=\"#ff0000\"\u003eNOTE: Replaces OEM part # MERCURY MARINE 860246A10 MERCURY MARINE 87114A19 Will fit either side - Fits most Mercruiser(GM) small blocks with center riser; Port \u0026amp; Starboard. Mercruiser V8 GM Small Block V8 305 - 350 cu.in. Models 220; 228; 230; 260 and 898. Supplied with Mounting Package Supplied with gaskets Use with: Mounting Kit: 18-8520\u003c\/font\u003e\u003c\/b\u003e\u003cbr\u003e\nNOTE:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSierra 18-4224 Drain Elbow Assembly\u003c\/li\u003e\n\u003cli\u003eSierra 18-0897 Exhaust Elbow Gasket\u003c\/li\u003e\n\u003cli\u003eSierra 18-2949 Exhaust Manifold Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eReplaces:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-1-87114\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51230\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40507\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMarine Power\n\u003cul\u003e\n\u003cli\u003e0994-100\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser\n\u003cul\u003e\n\u003cli\u003e860336A2\u003c\/li\u003e\n\u003cli\u003e87114A8\u003c\/li\u003e\n\u003cli\u003e87114A19\u003c\/li\u003e\n\u003cli\u003e860246A3\u003c\/li\u003e\n\u003cli\u003e860246A9\u003c\/li\u003e\n\u003cli\u003e87114A30\u003c\/li\u003e\n\u003cli\u003e860337A2\u003c\/li\u003e\n\u003cli\u003e860246A7\u003c\/li\u003e\n\u003cli\u003e860246A10\u003c\/li\u003e\n\u003cli\u003e860246A15\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e7114B2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Sierra","offers":[{"title":"Default Title","offer_id":39343785345207,"sku":"SIE18-1953-2","price":409.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie18-1953-2__21875_1488912089_1280_1280-1.jpg?v=1615401451"},{"product_id":"sierra-18-1952-1-mercruiser-gm-v6-exhaust-manifold","title":"Sierra 18-1952-1 Mercruiser GM V6 Exhaust Manifold","description":"\u003ch1\u003eSierra 18-1952-1 Mercruiser GM V6 Exhaust Manifold\u003c\/h1\u003e\n\u003cp\u003eFor Mercruiser V6 Engines. Fits Both Port or Starboard Sides.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMercruiser exhaust manifold\u003c\/li\u003e\n\u003cli\u003eDirect replacement manifold fits Mercruiser GM V6 229 and 262 cu. in. engines\u003c\/li\u003e\n\u003cli\u003eFor Mercruiser 175; 185; and 205 model engines\u003c\/li\u003e\n\u003cli\u003eInterchangeable between port and starboard side\u003c\/li\u003e\n\u003cli\u003eHeavy duty cast iron\u003c\/li\u003e\n\u003cli\u003ePainted black\u003c\/li\u003e\n\u003cli\u003eIncludes all gaskets; short riser studs; drain elbow; and plugs\u003c\/li\u003e\n\u003cli\u003eManifold mounting kit P\/N 18-8533 – sold separately\u003c\/li\u003e\n\u003cli\u003eReplaces Mercruiser 99746A8; 99746A17; 99746A3\u003c\/li\u003e\n\u003cli\u003eReplaces Osco 9745\u003c\/li\u003e\n\u003cli\u003eReplaces Sierra 18-1952\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis manifold will replace most Mercruiser (GM\/Chevrolet) V-6 4.3L engines 1985 to 2002 and 3.8L engines 1983 to 1984. Fits Engines: Most Mercruiser V6 4.3L (262) and 3.8L (229) 1983-2002. Replaces Mercruiser part #'s 99745; 99746;OSCO9745 etc. Fits 3.8L \u0026amp; 4.3L V-6 Chevy. Includes all pipe plugs and mounting gasket.Fits either side. Port \u0026amp; Starboard. 3 Year Warranty.Use with Manifold Gasket: 18-2909; Mounting Kit: 18-8533.\u003cb\u003e\u003cfont color=\"#ff0000\"\u003e NOTE:Replaces OEM part #•MERCURY MARINE 99746A17 •MERCURY MARINE 99746A8 Fits most 4.3L (229 \u0026amp; 262 CID) V-6 applications; Models 185 \u0026amp; 205; fits Port or Starboard Supplied with Mounting Package Use with:Mounting Kit: 18-8533 Manifold Gasket: 18-2909\u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eFor Mercruiser V6 Engines. Fits Both Port or Starboard Sides. Mounting Gasket Included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReplaces:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-1-99746\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51220\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40505\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser Stern Drive\n\u003cul\u003e\n\u003cli\u003e99746A8\u003c\/li\u003e\n\u003cli\u003e99746A17\u003c\/li\u003e\n\u003cli\u003e99746A3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e9745\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel: 175  |  S\/N: 0B527955 - 0B773242\u003c\/li\u003e\n\u003cli\u003eModel: 185  |  S\/N: 0A331455 - 0B527954\u003c\/li\u003e\n\u003cli\u003eModel: 205  |  S\/N: 0A331455 - 0B527954\u003c\/li\u003e\n\u003cli\u003eModel: 205  |  S\/N: 0B527955 - 0B775129\u003c\/li\u003e\n\u003cli\u003eModel: 262  |  S\/N: 0F803800 - 0K999999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L |  S\/N: 0L010044 - 0M614999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L |  S\/N: 1G400000 \u0026amp; UP\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L |  S\/N: 0F601127 - 0F802999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L |  S\/N: 0F000878 - 0F601126\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L |  S\/N: 0B773243 - 0D714106\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L EFI  |  S\/N: 0L012009 - 0L618999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3L MPI  |  S\/N: 0M300000 - 0M614999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3LH |  S\/N: 0L010044 - 0M614999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3LX |  S\/N: 0B775130 - 0D714369\u003c\/li\u003e\n\u003cli\u003eModel: 4.3LX |  S\/N: 0D714370 - 0F001219\u003c\/li\u003e\n\u003cli\u003eModel: 4.3LX |  S\/N: 0F001220 - 0F601126\u003c\/li\u003e\n\u003cli\u003eModel: 4.3LX |  S\/N: 0F601127 - 0F802999\u003c\/li\u003e\n\u003cli\u003eModel: 4.3LX |  S\/N: 0F803000 - 0K999999\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343785607351,"sku":"SIE18-1952-1","price":217.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/18-1952-1_1.jpg?v=1635345565"},{"product_id":"sierra-18-1957-2-exhaust-manifold-mercruiser","title":"Sierra 18-1957-2 Exhaust Manifold Mercruiser","description":"\u003ch1\u003eSierra 18-1957-2 Manifold Replaces 807078T10\u003c\/h1\u003e\n\u003cp\u003eFor Most Mercruiser Big Blocks with Center Risers. Fits Either Port or Starboard Sides.\u003c\/p\u003e\n\u003cp\u003eReplaces:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMercury\n\u003cul\u003e\n\u003cli\u003e807078A-6; 807078T10\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eMC-1-89011\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51240\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40506\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMarine Power\n\u003cul\u003e\n\u003cli\u003e0991-1000\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercruiser Stern Drive\n\u003cul\u003e\n\u003cli\u003e89011A8; 807078A6; 807078T10; 807078T09; 807078A4; 807078A2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOsco\n\u003cul\u003e\n\u003cli\u003e9011\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003ePro Marine\n\u003cul\u003e\n\u003cli\u003e51245\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse With:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExhaust Manifold Gasket 18-0418\u003c\/li\u003e\n\u003cli\u003eMounting Kit 18-8532\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Gasket 18-0672\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Gasket 18-0897\u003c\/li\u003e\n\u003cli\u003eManifold Riser Spacer 18-1908\u003c\/li\u003e\n\u003cli\u003eElbow 18-1970-1\u003c\/li\u003e\n\u003cli\u003eElbow 18-1974-1\u003c\/li\u003e\n\u003cli\u003eElbow 18-1976-1\u003c\/li\u003e\n\u003cli\u003eManifold Spacer 18-1985\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Gasket 18-2849-1\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Mounting Kit 18-8554\u003c\/li\u003e\n\u003cli\u003eExhaust Elbow Mounting Kit 18-8555\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eFits Engines: Most Mercruiser (GM) V-8 big blocks; either side. Replaces Mercruiser part #89011A8;OSCO9011 etc. Fits either port or starboard side. Comes with manifold and riser gasket and bottom water fitting (with built-in drain). This manifold will replace most Mercruiser GM\/Chevy V8 Big Block center rise manifolds. Includes all pipe plugs and mounting gasket. Fits 454 and 7.4 liter18-1957;18-1957-;1;18-1957-2. .Fits either side. 3yr warranty. \u003cb\u003e\u003cfont color=\"#ff0000\"\u003eUse this chart to match other aftermarket part numbers to this part: Osco: 9011 Barr: MC-1-89011 Sierra: 18-1957-1 Aqua Power: 5506 GLM: 51240.Use with: Exhaust Manifold Gasket: 18-0418 Mounting Kit: 18-8532\u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343785935031,"sku":"SIE18-1957-2","price":348.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie18-1957-2__84385_1505332014_1280_1280-1.jpg?v=1615401459"},{"product_id":"sierra-18-1973-exhaust-manifold-riser","title":"Sierra 18-1973 Exhaust Manifold Riser","description":"\u003ch1\u003eSierra 18-1973 Exhaust Manifold Riser\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e2 1\/2 in. Exhaust Riser\u003c\/li\u003e\n\u003cli\u003e90 degree down angle\u003c\/li\u003e\n\u003cli\u003eFits most early model 120HP Mercrusier applications\u003c\/li\u003e\n\u003cli\u003eReplaces Mercruiser 55538A2\u003c\/li\u003e\n\u003cli\u003eReplaces osco 5538\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacement for Mercruiser part #'s 55538; 39920; etc. Used on 4 cyl and Inline 6 cyl Engines only. Includes all pipe plugs and mounting gasket. 3 Year Warranty. \u003cb\u003e\u003cfont color=\"#ff0000\"\u003eNOTE:Replaces OEM part # MERCURY MARINE 55538A2 For: most early Model 120 HP Mercruiser applications Use with Manifolds: 18-1954-1; 18-1955-1; 18-1956-1 Elbow Gasket 18-2833 Mounting Kit: 18-8508 \u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n","brand":"Sierra","offers":[{"title":"Default Title","offer_id":39343786754231,"sku":"SIE18-1973","price":198.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sierra-181973-2-01.jpg?v=1641916521"},{"product_id":"sierra-18-1972-exhaust-manifold-elbow","title":"Sierra 18-1972 Exhaust Manifold Elbow","description":"\u003cp\u003eReplaces OEM part #MERCURY MARINE 76325A2For: most late Model 120;140 HP Mercruiser applicationsUse with:Manifold: 18-1955-1; 18-1954-1; 18-1956-1; 18-1901Elbow Gasket: 18-2833Mounting Kit: 18-8552\u003c\/p\u003e\n","brand":"Sierra","offers":[{"title":"Default Title","offer_id":39343787409591,"sku":"SIE18-1972","price":201.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/s-l640_2.jpg?v=1641916445"},{"product_id":"sierra-18-1935-1-exhaust-riser-volvo-inboard-outboard","title":"Sierra 18-1935-1 Exhaust Riser Volvo Inboard\/Outboard","description":"\u003ch1\u003e\u003cstrong\u003eSierra 18-1935-1 Volvo Penta Riser\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003eReplaces Volvo part #'s 855380; 855384; 856891; and 856879; etc. Includes mounting gasket. When replacing original equipment Volvo Riser; you must use OSCO Riser mounting kit part #OSC56879-MK. \u003cb\u003e\u003cfont color=\"#ff0000\"\u003eNOTE:Replaces OEM part # VOLVO 856891-7 VOLVO 855384-4 Use with Manifold: 18-1931-1; Elbow Gasket: 18-2971 Mounting Kit: 18-8510\u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUse With:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e18-1931-1 Manifold\u003c\/li\u003e\n\u003cli\u003e18-2971 Exhaust Manifold Gasket\u003c\/li\u003e\n\u003cli\u003e18-8510 Exhaust Elbow Mounting Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInterchangeable with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBarr\n\u003cul\u003e\n\u003cli\u003eVO-20-855384\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGLM\n\u003cul\u003e\n\u003cli\u003e51510\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eHGE\n\u003cul\u003e\n\u003cli\u003e5384\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMallory\n\u003cul\u003e\n\u003cli\u003e9-40910\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"BoatBandit.com","offers":[{"title":"Default Title","offer_id":39343792062647,"sku":"SIE18-1935-1","price":140.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0547\/0702\/8151\/products\/sie2018-1935-120135660_1500_19092019020014-1.jpg?v=1615401480"}],"url":"https:\/\/www.boatbandit.com\/collections\/osco.oembed","provider":"BoatBandit","version":"1.0","type":"link"}