{"product_id":"volvo-1629","title":"Volvo Penta Injection Pump 3581917 - Special Order","description":"\u003cp\u003eThe \u003cstrong\u003eVolvo Penta Injection Pump 3581917\u003c\/strong\u003e is a diesel fuel injection pump used in the \u003cstrong\u003eKAD32P \/ KAD32P-A\u003c\/strong\u003e fuel system. Volvo Penta parts diagrams show \u003cstrong\u003e3581917\u003c\/strong\u003e at diagram position \u003cstrong\u003e1\u003c\/strong\u003e in the \u003cstrong\u003eFuel System\u003c\/strong\u003e group, with earlier injection pump \u003cstrong\u003e3581451\u003c\/strong\u003e replaced by \u003cstrong\u003e3581917\u003c\/strong\u003e. This pump meters and delivers fuel to the injectors and must be matched by engine model, serial number, pump tag, and the Volvo Penta fuel-system diagram before ordering.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Volvo Penta diesel injection pump reference\u003c\/li\u003e\n\u003cli\u003eCurrent part number: \u003cstrong\u003e3581917\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplaces earlier Volvo Penta injection pump \u003cstrong\u003e3581451\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiagram group: \u003cstrong\u003eFuel System\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiagram position: \u003cstrong\u003e1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConfirmed Volvo Penta application: \u003cstrong\u003eKAD32P \/ KAD32P-A\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRelated diagram components include hub \u003cstrong\u003e859601\u003c\/strong\u003e, O-ring \u003cstrong\u003e968971\u003c\/strong\u003e, feed pump \u003cstrong\u003e3582310\u003c\/strong\u003e, gasket \u003cstrong\u003e3501530\u003c\/strong\u003e, fuel filter \u003cstrong\u003e840531\u003c\/strong\u003e, bracket \u003cstrong\u003e3581698\u003c\/strong\u003e, fuel pipes, delivery pipes, leak-off line, and injector references shown in the same fuel-system assembly.\u003c\/li\u003e\n\u003cli\u003eListed supplier weight: approximately \u003cstrong\u003e6.531 kg\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eConfirmed Volvo Penta catalog application:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eKAD32P\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eKAD32P-A\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse this pump where the Volvo Penta fuel-system diagram calls for \u003cstrong\u003e3581917\u003c\/strong\u003e or where older pump \u003cstrong\u003e3581451\u003c\/strong\u003e has been superseded to \u003cstrong\u003e3581917\u003c\/strong\u003e. Do not assume interchange with KAD43, KAD44, KAMD43, KAMD44, KAD300, or KAMD300 injection pumps without checking the exact diagram and pump tag, even though those models appear in the broader catalog family.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInjection pump fitment is calibration-sensitive. Confirm the engine serial number, existing pump identification plate, injector setup, fuel-system diagram, and any service history before ordering. The same fuel-system diagram also shows injector and delivery-pipe variants, so matching the full fuel-system configuration matters.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace the injection pump when a qualified diesel technician confirms pump-related failure such as poor fuel delivery, hard starting, uneven idle, excessive smoke, fuel leakage, loss of rated power, poor throttle response, internal wear, or calibration failure. Fuel filters, feed pump, injectors, fuel supply, return lines, and timing should be checked before replacing the pump.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstallation should be performed by a qualified diesel fuel-injection technician. Correct pump timing, clean fuel-line handling, feed pump condition, injector line routing, rack\/governor operation, sealing washers, and system bleeding are critical. Inspect related diagram parts during service, especially feed pump \u003cstrong\u003e3582310\u003c\/strong\u003e, gasket \u003cstrong\u003e3501530\u003c\/strong\u003e, O-ring \u003cstrong\u003e968971\u003c\/strong\u003e, fuel filter \u003cstrong\u003e840531\u003c\/strong\u003e, delivery pipes \u003cstrong\u003e3581763–3581766\u003c\/strong\u003e, return line \u003cstrong\u003e3581450\u003c\/strong\u003e, and injector references used for the specific engine build.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolvo Penta 3581917\u003c\/strong\u003e — current injection pump reference\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolvo Penta 3581451\u003c\/strong\u003e — earlier injection pump reference, replaced by \u003cstrong\u003e3581917\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVOLVO~3581917\u003c\/strong\u003e — catalog SKU format used in some Volvo Penta parts systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe clean match on this pump is \u003cstrong\u003eKAD32P \/ KAD32P-A + 3581917\u003c\/strong\u003e, with \u003cstrong\u003e3581451\u003c\/strong\u003e as the older number. The pump tag still matters, because injection pump calibration and the surrounding injector\/delivery-pipe setup need to match the exact engine build.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecial 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","brand":"VOL","offers":[{"title":"Default Title","offer_id":44081137549348,"sku":"3581917","price":16700.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/fb4f288f-d86f-429d-910a-adbd9ab2d4c4.png?v=1778614081","url":"https:\/\/marisolmarine.com\/products\/volvo-1629","provider":"Marisol Marine Company","version":"1.0","type":"link"}