{"product_id":"volvo-1663","title":"Volvo Penta Injection Pump 863451 - Special Order","description":"\u003cp\u003eThe \u003cstrong\u003eVolvo Penta Injection Pump 863451\u003c\/strong\u003e is the replacement injection pump for earlier Volvo Penta \u003cstrong\u003e846359\u003c\/strong\u003e. Volvo Penta replacement-file references show \u003cstrong\u003e846359 → 863451\u003c\/strong\u003e, identifying 863451 as the later replacement pump for that fuel-system application.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine \u003cstrong\u003eVolvo Penta\u003c\/strong\u003e injection pump reference\u003c\/li\u003e\n\u003cli\u003ePart number: \u003cstrong\u003e863451\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplaces earlier Volvo Penta injection pump \u003cstrong\u003e846359\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplacement-file date reference: \u003cstrong\u003e1988-05-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProduct type: \u003cstrong\u003ediesel fuel injection pump assembly\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUsed in Volvo Penta fuel-system applications that specify \u003cstrong\u003e846359\u003c\/strong\u003e or \u003cstrong\u003e863451\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCalibration-sensitive diesel fuel-system component\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUse where the Volvo Penta parts diagram or serial-number lookup calls for \u003cstrong\u003e863451\u003c\/strong\u003e, or where the original pump reference \u003cstrong\u003e846359\u003c\/strong\u003e has been superseded to \u003cstrong\u003e863451\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eConfirm fitment by \u003cstrong\u003eengine serial number\u003c\/strong\u003e, Volvo Penta parts diagram, and the tag number on the existing injection pump. Injection pumps can vary by calibration, governor setup, and production range.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace or service the injection pump if the engine is hard to start, smokes excessively, lacks power, surges, runs unevenly, leaks fuel, has poor throttle response, or fails fuel-system diagnostic testing.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstallation should be handled by a qualified diesel technician. Confirm pump timing, keep the fuel system clean, replace required seals, prime and bleed the system, and verify operation after installation.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e863451\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e846359\u003c\/strong\u003e — earlier injection pump reference replaced by 863451\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe solid lookup point for this pump is the supersession: \u003cstrong\u003e846359 was replaced by 863451\u003c\/strong\u003e. For ordering, the pump tag and engine serial number are still the final check because the calibration matters as much as the casting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Special Order:\u003c\/strong\u003e This product is not currently in store inventory but may be available from the Manufacturer. Special Orders may take up to 2 weeks to arrive. Call the parts desk before ordering if you need a closer estimate on delivery time.\u003c\/p\u003e\n\u003cp\u003e*may not be exactly as shown\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":44081138794532,"sku":"863451","price":23790.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/96fa57ac-d4cc-4c1b-a704-b0926b2ffe15.png?v=1778465816","url":"https:\/\/marisolmarine.com\/products\/volvo-1663","provider":"Marisol Marine Company","version":"1.0","type":"link"}