{"product_id":"817377-for-mercruiser-est-gm-3-0l-2-5-delco-3-0l-ignition-complete-distributor","title":"817377 For Mercruiser EST GM 3.0L 2.5 Delco 3.0L Ignition Complete Distributor","description":"\u003cstrong\u003eThis Ignition Complete Distributor is a high-quality aftermarket replacement part compatible with Mercruiser EST GM 2.5L and 3.0L engines and matches OEM Part# 817377.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis complete ignition distributor is engineered to provide precise spark timing for Mercruiser 2.5L and 3.0L GM-based marine engines. Built for the rigors of the marine environment, it serves as a direct replacement for Delco EST systems, ensuring reliable engine starts and consistent performance across all RPM ranges.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFull assembly including distributor cap and rotor.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Delco EST (Electronic Spark Timing) configurations.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty construction resists corrosion and thermal stress.\u003c\/li\u003e\n\u003cli\u003eProvides stable ignition output for improved fuel efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMercruiser 2.5L GM Marine Engines\u003c\/li\u003e\n\u003cli\u003eMercruiser 3.0L GM Marine Engines\u003c\/li\u003e\n\u003cli\u003eMercruiser 3.0LX GM Marine Engines\u003c\/li\u003e\n\u003cli\u003eDelco EST Ignition Systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 817377\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Configuration:\u003c\/strong\u003e Inline 4-Cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition Type:\u003c\/strong\u003e Electronic (EST)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Marine Sterndrive\/Inboard\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is this a complete unit ready for installation? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is a complete ignition distributor assembly that includes the internal electronics, cap, and rotor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this work on engines with points-style ignition? \u003cstrong\u003eA:\u003c\/strong\u003e No, this distributor is specifically designed for GM-based engines equipped with the Delco EST electronic ignition system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53489792942353,"sku":"ZZ2T04288","price":143.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_cccc6ae0-280d-4d24-89ec-5f49b38dd8de.jpg?v=1777728566","url":"https:\/\/www.duraforce.com\/products\/817377-for-mercruiser-est-gm-3-0l-2-5-delco-3-0l-ignition-complete-distributor","provider":"DURAFORCE","version":"1.0","type":"link"}