{"product_id":"merc-486","title":"Mercury MerCruiser Valve Spring 75411","description":"\u003cp\u003eMercury MerCruiser 75411 is a genuine OEM \u003cstrong\u003evalve spring\u003c\/strong\u003e used in the \u003cstrong\u003ecylinder head and rocker cover\u003c\/strong\u003e assembly on MerCruiser \u003cstrong\u003e470 \/ 470 MIE Mercury 224 I\/L4\u003c\/strong\u003e engines. Current Mercury dealer references identify \u003cstrong\u003e24-75411\u003c\/strong\u003e as \u003cstrong\u003eSPRING, Valve\u003c\/strong\u003e and show it superseded to \u003cstrong\u003e75411T\u003c\/strong\u003e as the functional replacement.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury Marine OEM part number \u003cstrong\u003e75411\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCurrent replacement part number is \u003cstrong\u003e75411T\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCataloged by Mercury as \u003cstrong\u003eSPRING, Valve\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUsed in the \u003cstrong\u003ecylinder head \/ rocker cover\u003c\/strong\u003e valve train service area.\u003c\/li\u003e\n\u003cli\u003eCurrent OEM-oriented parts diagrams show \u003cstrong\u003equantity required: 8\u003c\/strong\u003e for repair.\u003c\/li\u003e\n\u003cli\u003eCurrent dealer listing for \u003cstrong\u003e75411T\u003c\/strong\u003e shows \u003cstrong\u003eGTIN 745061176355\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable fitment for 75411 is \u003cstrong\u003eMerCruiser 470 (2 BBL.) Mercury 224 I\/L4\u003c\/strong\u003e across \u003cstrong\u003e1976-1984\u003c\/strong\u003e serial ranges and \u003cstrong\u003e470 MIE Mercury 224 I\/L4\u003c\/strong\u003e in current listed ranges. Current Mercury dealer where-used references specifically show it on \u003cstrong\u003e470 (2 BBL.) Mercury 224 I\/L4 1976-1979\u003c\/strong\u003e, \u003cstrong\u003e1980-1982\u003c\/strong\u003e, \u003cstrong\u003e1983-1984\u003c\/strong\u003e, and \u003cstrong\u003e470 MIE Mercury 224 I\/L4 1980-1981\u003c\/strong\u003e applications.\u003c\/p\u003e\n\u003ch2\u003eSerial Number Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by exact \u003cstrong\u003eengine serial number\u003c\/strong\u003e and the correct \u003cstrong\u003ecylinder head \/ rocker cover\u003c\/strong\u003e parts diagram before ordering. This spring is tied to the 224 cid 4-cylinder valve train, so serial-based confirmation is the safest way to match the correct internal engine part.\u003c\/p\u003e\n\u003ch2\u003eWhen This Part Needs Replacement\u003c\/h2\u003e\n\u003cp\u003eReplace this valve spring when the original is broken, weak, damaged, or when the cylinder head is apart for valve train service or rebuild work. Because current parts diagrams place it directly in the valve train with the valve stem seal, retainer, and keys, spring condition matters to proper valve control and head service reliability.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eInstall this spring only after confirming the correct MerCruiser 470\/470 MIE cylinder head parts breakdown. Current OEM-oriented diagrams place it with \u003cstrong\u003evalve stem seal 75624\u003c\/strong\u003e, \u003cstrong\u003evalve spring retainer 75412\u003c\/strong\u003e, and \u003cstrong\u003evalve stem key 547971\u003c\/strong\u003e, with \u003cstrong\u003e8 springs required\u003c\/strong\u003e per repair.\u003c\/p\u003e\n\u003ch2\u003eAlternate\/Superseded Part Numbers\u003c\/h2\u003e\n\u003cp\u003eCurrent Mercury dealer references show \u003cstrong\u003e75411T\u003c\/strong\u003e as the superseding replacement for \u003cstrong\u003e75411\u003c\/strong\u003e. Aftermarket cross-reference sources also connect \u003cstrong\u003e24-75411\u003c\/strong\u003e to MerCruiser \u003cstrong\u003e3.7L \/ 224 cid 4-cylinder\u003c\/strong\u003e valve spring replacements.\u003c\/p\u003e\n\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eFor an internal engine part like this, the important match is the \u003cstrong\u003eexact engine family and cylinder head diagram\u003c\/strong\u003e. Small valve train parts can look simple, but confirming the \u003cstrong\u003e470 \/ 224 cid 4-cylinder\u003c\/strong\u003e application first is the best way to avoid ordering the wrong spring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563870781476,"sku":"75411","price":11.45,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/93e0edbb-89bc-4212-86bd-f6e96635c9db.png?v=1776968078","url":"https:\/\/marisolmarine.com\/products\/merc-486","provider":"Marisol Marine Company","version":"1.0","type":"link"}