{"product_id":"3303-804766a05-carburetor-fits-mercury-mariner-6-hp","title":"3303-804766A05 Carburetor Fits Mercury Mariner (6 HP)","description":"\u003cdiv style=\"width:100%;max-width:960px;margin:0 auto;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65;color:#233247;background:#ffffff;overflow-wrap:anywhere;\"\u003e\n\n\u003csection style=\"margin:0 0 36px;padding:clamp(20px,4vw,32px);border:1px solid #294864;border-radius:18px;background-color:#102a43;background-image:linear-gradient(135deg,#102a43 0%,#193e5e 72%,#244e6a 100%);color:#edf4fa;box-shadow:0 12px 28px rgba(16,42,67,0.12);box-sizing:border-box;\"\u003e\n\u003ch2 style=\"margin:0 0 20px;padding:0 0 12px;border-bottom:1px solid #56758f;color:#dce8f2;font-size:14px;line-height:1.5;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 12px;color:#bcd1e2;font-size:12px;line-height:1.6;font-weight:700;letter-spacing:1.1px;\"\u003eXR MARINE · CARBURETORS \u0026amp; REPAIR KITS\u003c\/p\u003e\n\u003cp style=\"margin:0 0 18px;color:#ffffff;font-size:clamp(23px,4vw,30px);line-height:1.3;font-weight:700;letter-spacing:-0.5px;\"\u003e3303-804766A05 Carburetor Fits Mercury Mariner (6 HP)\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eThis replacement carburetor is designed for matching Mercury and Mariner 6 HP 4-stroke outboard engines. It is supplied with a carburetor gasket referenced under \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e \/ \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e803508013\u003c\/span\u003e for mounting installation. In addition to direct 6 HP carburetor replacement, this unit is referenced for proposed 4 HP-to-6 HP and 5 HP-to-6 HP conversion applications; always verify your exact engine version and conversion requirements, as replacing the carburetor alone is not established as sufficient to guarantee 6 HP output.\u003c\/p\u003e\n\u003cdiv style=\"margin:22px 0 0;padding:14px 16px;border:1px solid #57738b;border-left:3px solid #c2d4e2;border-radius:8px;background:#18344e;color:#edf4fa;font-size:14px;line-height:1.7;\"\u003e\n\u003cstrong\u003eFree shipping on all orders.\u003c\/strong\u003e Lifetime warranty for product quality defects. Normal wear and tear excluded.\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eKey product details for identification and comparison.\u003c\/p\u003e\n\u003cdiv style=\"width:100%;box-sizing:border-box;border:1px solid #d5dfe8;border-radius:12px;overflow:hidden;background:#ffffff;box-shadow:0 4px 14px rgba(16,42,67,0.04);\"\u003e\n\u003ctable style=\"width:100%;table-layout:fixed;border-collapse:collapse;text-align:left;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eProduct Type\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003eCarburetor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003eXR Marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eTarget Engine Brand\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003ePrimary OEM Reference\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e3303-804766A05, 804766A04, 8M0053668, 8M0167271, 804766T03\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eSealing Gasket Reference\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013, 803508013\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eEngine Application Power\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e6 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eEngine Application Stroke\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eFitment\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;padding:18px 20px;border:1px solid #cddae5;border-left:4px solid #102a43;border-radius:10px;background:#eef3f8;color:#102a43;font-size:19px;line-height:1.5;font-weight:700;\"\u003eThe 3303-804766A05 Carburetor from XR Marine fits Mercury and Mariner 6 HP 4-stroke outboard engines in the applications listed below.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eCompare your engine identification plate and existing carburetor part number—including all prefixes and suffixes—before ordering. Because specific model designations, production years and serial-number boundaries are not specified in the general 6 HP fitment records, horsepower alone cannot confirm compatibility. For proposed 4 HP-to-6 HP or 5 HP-to-6 HP conversions, verify your exact engine configuration and all required conversion parts beforehand.\u003c\/p\u003e\n\u003cul style=\"list-style:none;margin:0;padding:0;\"\u003e\n\u003cli style=\"display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 12px;padding:16px 18px;border:1px solid #d5dfe8;border-left:4px solid #294d6b;border-radius:10px;background:#ffffff;box-shadow:0 3px 10px rgba(16,42,67,0.05);box-sizing:border-box;\"\u003e\n\u003cdiv style=\"flex:1 1 420px;min-width:0;line-height:1.85;color:#233247;\"\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Mercury | \u003cstrong\u003ePower:\u003c\/strong\u003e 6 HP | \u003cstrong\u003eStroke:\u003c\/strong\u003e 4-Stroke | \u003cstrong\u003eNote:\u003c\/strong\u003e Model, year, and serial number not specified.\u003c\/div\u003e\n\u003cspan style=\"display:inline-block;vertical-align:middle;flex:0 0 auto;margin:0;padding:5px 11px;border:1px solid #b8d9c4;border-radius:999px;background:#e6f4eb;color:#1e5b38;font-size:13px;line-height:1.5;font-weight:700;\"\u003e✓ Fits\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 12px;padding:16px 18px;border:1px solid #d5dfe8;border-left:4px solid #294d6b;border-radius:10px;background:#ffffff;box-shadow:0 3px 10px rgba(16,42,67,0.05);box-sizing:border-box;\"\u003e\n\u003cdiv style=\"flex:1 1 420px;min-width:0;line-height:1.85;color:#233247;\"\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Mariner | \u003cstrong\u003ePower:\u003c\/strong\u003e 6 HP | \u003cstrong\u003eStroke:\u003c\/strong\u003e 4-Stroke | \u003cstrong\u003eNote:\u003c\/strong\u003e Model, year, and serial number not specified.\u003c\/div\u003e\n\u003cspan style=\"display:inline-block;vertical-align:middle;flex:0 0 auto;margin:0;padding:5px 11px;border:1px solid #b8d9c4;border-radius:999px;background:#e6f4eb;color:#1e5b38;font-size:13px;line-height:1.5;font-weight:700;\"\u003e✓ Fits\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eFitment to Confirm\u003c\/h3\u003e\n\u003cul style=\"list-style:none;margin:0;padding:0;\"\u003e\n\u003cli style=\"display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 12px;padding:16px 18px;border:1px solid #d5dfe8;border-left:4px solid #294d6b;border-radius:10px;background:#ffffff;box-shadow:0 3px 10px rgba(16,42,67,0.05);box-sizing:border-box;\"\u003e\n\u003cdiv style=\"flex:1 1 420px;min-width:0;line-height:1.85;color:#233247;\"\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Mercury \/ Mariner | \u003cstrong\u003ePower:\u003c\/strong\u003e 4 HP \/ 5 HP (Proposed conversion to 6 HP) | \u003cstrong\u003eStroke:\u003c\/strong\u003e 4-Stroke | \u003cstrong\u003eRestriction:\u003c\/strong\u003e Confirm the exact engine version and conversion requirements; changing the carburetor alone is not established as sufficient to guarantee 6 HP output.\u003c\/div\u003e\n\u003cspan style=\"display:inline-block;vertical-align:middle;flex:0 0 auto;margin:0;padding:5px 11px;border:1px solid #dfc58e;border-radius:999px;background:#fff3d6;color:#76520e;font-size:13px;line-height:1.5;font-weight:700;\"\u003e! Check conditions\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eOEM \u0026amp; Part Number References\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eUse the complete reference number, including its suffix, when comparing parts. Reference numbers do not confirm that every version is interchangeable.\u003c\/p\u003e\n\u003cdiv style=\"width:100%;box-sizing:border-box;border:1px solid #d5dfe8;border-radius:12px;overflow:hidden;background:#ffffff;box-shadow:0 4px 14px rgba(16,42,67,0.04);\"\u003e\n\u003ctable style=\"width:100%;table-layout:fixed;border-collapse:collapse;text-align:left;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"col\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eBrand \/ Source\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eReference Number \u0026amp; Note\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e3303-804766A05\u003c\/span\u003e (Carburetor reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e804766A04\u003c\/span\u003e (Carburetor reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e8M0053668\u003c\/span\u003e (Carburetor reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e8M0167271\u003c\/span\u003e (Carburetor reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e804766T03\u003c\/span\u003e (Carburetor reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e3303-8M0053668\u003c\/span\u003e (Carburetor reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eReference Number (Brand Unspecified)\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e804766A05, 3303-803522T1, 803522T2, 803522T03, 8M0053669\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eReference Number (Brand Unspecified)\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e3R4-03200-1, 3R4032000M, 3R4-03200-0, 18-7377\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eMercury Mariner (Sealing Gasket Reference)\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e (Identifies sealing gasket component, not the complete carburetor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f1f4f7;\"\u003e\n\u003cth scope=\"row\" style=\"width:38%;padding:14px 12px;vertical-align:top;text-align:left;color:#36516b;font-size:14px;font-weight:700;\"\u003eSealing Gasket Reference (Brand Unspecified)\u003c\/th\u003e\n\u003ctd style=\"padding:14px 12px;vertical-align:top;color:#102a43;font-weight:600;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e803508013\u003c\/span\u003e (Identifies sealing gasket component, not the complete carburetor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eWhat's Included\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eCheck the supplied components before planning your repair.\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003e\n\u003cstrong\u003eCarburetor\u003c\/strong\u003e (Included)\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003e\n\u003cstrong\u003eCarburetor Gasket\u003c\/strong\u003e — Quantity: 1 (Reference: \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eInstallation Guide\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eGeneral installation overview. Follow the service manual for your exact engine and carburetor configuration. Fuel-system work requires the appropriate skills and precautions.\u003c\/p\u003e\n\u003col style=\"margin:0;padding-left:22px;list-style-type:decimal;\"\u003e\n\u003cli style=\"margin:0 0 14px;padding:10px 12px 12px;border-bottom:1px solid #e0e7ee;\"\u003e\n\u003cstrong\u003ePreparation and Part Comparison:\u003c\/strong\u003e Ensure the engine is shut off and cool, disconnect the fuel supply and ignition source in accordance with your service manual, and work in a well-ventilated area away from open flames. Compare the new carburetor and the supplied \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e gasket against your original components—checking mounting flange orientation, throttle linkage connections, and fuel inlet placement before disassembly.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 14px;padding:10px 12px 12px;border-bottom:1px solid #e0e7ee;\"\u003e\n\u003cstrong\u003eRemoval and Mounting:\u003c\/strong\u003e Label or photograph existing fuel lines, vent hoses, and throttle or choke linkages to preserve their routing. Remove the old carburetor and thoroughly clean the mating surfaces without scoring the metal. Position the new sealing gasket and install the replacement carburetor following the tightening sequence and guidelines in your factory service manual, then reconnect all linkages and hoses securely.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 14px;padding:10px 12px 12px;border-bottom:1px solid #e0e7ee;\"\u003e\n\u003cstrong\u003eLeak Inspection and Operational Check:\u003c\/strong\u003e Restore fuel supply and inspect all hose connections, bowl seams, and gasket surfaces for any signs of fuel seepage before starting. Verify that throttle and choke mechanisms move smoothly through their full range without binding. With proper cooling water supplied to the outboard, start the engine and perform any necessary idle adjustments according to your service manual; shut down immediately if leaks or abnormal operation occur.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eBefore You Order\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eA careful fitment check helps you choose the right part the first time.\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003eMatch the full engine model designation on the identification plate.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003eVerify your engine serial number against your official parts catalog, as specific year and serial-number boundaries are not listed in the general 6 HP fitment records.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003eCompare the complete OEM reference number, including its suffix. Horsepower or appearance alone is not enough.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003eConfirm the package contents and the quantity needed for your repair.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003eKeep the carburetor reference numbers (\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e3303-804766A05\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e804766A04\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e8M0053668\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e8M0167271\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e804766T03\u003c\/span\u003e) distinct from the sealing gasket references (\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e \/ \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e803508013\u003c\/span\u003e).\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003eIf ordering for a proposed 4 HP or 5 HP to 6 HP conversion, confirm the exact engine version and conversion requirements beforehand; changing the carburetor alone is not established as sufficient to guarantee 6 HP output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:14px 0;\"\u003eNeed help checking fitment? Have your engine identification details, the existing part number and clear photos ready when you contact XR Marine.\u003c\/p\u003e\n\u003ca href=\"https:\/\/xrmarines.com\/pages\/contact\" style=\"display:inline-block;box-sizing:border-box;max-width:100%;margin:4px 0 0;padding:11px 16px;border:1px solid #b8c8d7;border-radius:8px;background:#ffffff;color:#102a43;text-decoration:underline;text-underline-offset:3px;font-size:15px;line-height:1.5;font-weight:700;\"\u003eAsk XR Marine About Fitment\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eWhy XR Marine\u003c\/h2\u003e\n\u003cdiv style=\"padding:24px;border:1px solid #c8d7e3;border-left:4px solid #102a43;border-radius:12px;background-color:#edf3f8;background-image:linear-gradient(120deg,#edf3f8 0%,#f8fafc 100%);box-shadow:0 5px 16px rgba(16,42,67,0.05);\"\u003e\n\u003cp style=\"margin:0 0 16px;color:#102a43;font-size:24px;line-height:1.35;font-weight:700;letter-spacing:-0.4px;\"\u003eCarburetors are our focus. Fitment comes first.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eXR Marine specializes in marine carburetors, carburetor repair kits and the related parts needed for these repairs. We keep our focus on this product line so that product information stays centered on the details that matter: engine applications, complete part-number references and what is included.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eUse our individual fitment entries and part references to compare your application, then contact XR Marine if you need help before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:stretch;gap:20px;margin:0 0 36px;\"\u003e\n\u003csection style=\"flex:1 1 300px;min-width:0;margin:0;padding:22px;border:1px solid #d5dfe8;border-top:4px solid #102a43;border-radius:12px;background:#f7f9fc;box-shadow:0 5px 16px rgba(16,42,67,0.05);box-sizing:border-box;\"\u003e\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eShipping\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cstrong\u003eFree shipping on all orders. No minimum order value.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eFor questions about delivery to your destination or delivery timing, contact XR Marine before placing your order.\u003c\/p\u003e\n\u003ca href=\"https:\/\/xrmarines.com\/pages\/contact\" style=\"display:inline-block;box-sizing:border-box;max-width:100%;margin:4px 0 0;padding:11px 16px;border:1px solid #b8c8d7;border-radius:8px;background:#ffffff;color:#102a43;text-decoration:underline;text-underline-offset:3px;font-size:15px;line-height:1.5;font-weight:700;\"\u003eContact XR Marine About Shipping\u003c\/a\u003e\u003c\/section\u003e\n\n\u003csection style=\"flex:1 1 300px;min-width:0;margin:0;padding:22px;border:1px solid #d5dfe8;border-top:4px solid #102a43;border-radius:12px;background:#f7f9fc;box-shadow:0 5px 16px rgba(16,42,67,0.05);box-sizing:border-box;\"\u003e\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eLifetime Warranty\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eXR Marine provides lifetime warranty coverage for product quality defects. Normal wear and tear is excluded.\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003e\n\u003cstrong\u003eCovered:\u003c\/strong\u003e product quality defects.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 10px;\"\u003e\n\u003cstrong\u003eNot covered:\u003c\/strong\u003e normal wear and tear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:14px 0;\"\u003eContact XR Marine for warranty assistance. Having your order details and a description of the issue available can help us understand your request.\u003c\/p\u003e\n\u003ca href=\"https:\/\/xrmarines.com\/pages\/contact\" style=\"display:inline-block;box-sizing:border-box;max-width:100%;margin:4px 0 0;padding:11px 16px;border:1px solid #b8c8d7;border-radius:8px;background:#ffffff;color:#102a43;text-decoration:underline;text-underline-offset:3px;font-size:15px;line-height:1.5;font-weight:700;\"\u003eContact XR Marine About Warranty\u003c\/a\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\n\u003csection style=\"margin:0 0 36px;\"\u003e\n\u003ch2 style=\"margin:0 0 18px;padding:0 0 12px;border-bottom:1px solid #d5dfe8;color:#102a43;font-size:22px;line-height:1.35;font-weight:700;letter-spacing:-0.35px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 18px;color:#4d6074;font-size:16px;line-height:1.75;\"\u003eAnswers to common questions about this product and its application.\u003c\/p\u003e\n\n\u003cdiv style=\"margin:0 0 14px;padding:18px 20px;border:1px solid #dbe4ec;border-radius:10px;background:#f7f9fc;\"\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eIs this a complete carburetor or a carburetor repair kit?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eThis listing is for a replacement carburetor accompanied by one mounting gasket (referenced as \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e), rather than a loose internal rebuild kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:0 0 14px;padding:18px 20px;border:1px solid #dbe4ec;border-radius:10px;background:#f7f9fc;\"\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eWhat do the numbers 27-803508013 and 803508013 refer to?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eNumbers \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e and \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e803508013\u003c\/span\u003e identify the sealing gasket component, not the complete carburetor. One \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003e27-803508013\u003c\/span\u003e carburetor gasket is included in the package alongside the carburetor.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:0 0 14px;padding:18px 20px;border:1px solid #dbe4ec;border-radius:10px;background:#f7f9fc;\"\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eWill installing this carburetor alone convert my 4 HP or 5 HP Mercury\/Mariner outboard to 6 HP?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eWhile this carburetor is listed for proposed 4 HP-to-6 HP and 5 HP-to-6 HP conversion applications on matching 4-stroke engines, changing the carburetor alone is not established as sufficient to guarantee 6 HP output. Always confirm your exact engine version and all conversion requirements before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:0 0 14px;padding:18px 20px;border:1px solid #dbe4ec;border-radius:10px;background:#f7f9fc;\"\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eHow can I confirm compatibility if my engine year or serial number is not listed?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eBecause the general 6 HP 4-stroke fitment records do not specify individual model codes, years, or serial ranges, you should look up the exact part number for your engine serial number in your parts catalog and match the complete reference number—including suffixes such as \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003eA05\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003eA04\u003c\/span\u003e, or \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;\"\u003eT03\u003c\/span\u003e—against our reference table.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:0 0 14px;padding:18px 20px;border:1px solid #dbe4ec;border-radius:10px;background:#f7f9fc;\"\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eDoes this carburetor require adjustment during installation?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eEvery engine should be checked according to its official service manual after installing a replacement carburetor. Verify linkage travel, inspect for fuel leaks, and perform any required idle or throttle adjustments with proper cooling water supplied to the engine.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:0 0 14px;padding:18px 20px;border:1px solid #dbe4ec;border-radius:10px;background:#f7f9fc;\"\u003e\n\u003ch3 style=\"margin:0 0 12px;color:#102a43;font-size:18px;line-height:1.45;font-weight:700;\"\u003eWhat shipping and warranty policies apply to this carburetor?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eXR Marine offers free shipping on all orders with no minimum order value, and provides a lifetime warranty covering product quality defects (normal wear and tear is excluded).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"XR Marine","offers":[{"title":"Default Title","offer_id":67594089660634,"sku":"19CA3R4","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/8047\/1002\/files\/19CA3R44_7c777d7d-29f8-439b-ada1-eafab94cf400.jpg?v=1792587804","url":"https:\/\/xrmarines.com\/products\/3303-804766a05-carburetor-fits-mercury-mariner-6-hp","provider":"XR Marine","version":"1.0","type":"link"}