{"product_id":"20120778a-mercruiser-flywheel-housing-cover-genuine-used-part","title":"20120778A Mercruiser Flywheel Housing Cover | Genuine Used Part","description":"\u003cp\u003e\n 🔧 Product Description\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Genuine VM Motori \/ MerCruiser 4.2L Inboard Flywheel Housing Cover - Part Number: 20120778A\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine used VM Motori flywheel housing cover for selected MerCruiser and Cummins MerCruiser 4.2-litre inline six-cylinder diesel inboard engines.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n VM Motori reference 20120778A replaces Mercury MerCruiser housing references 881787 and 815928 and is used on MD706 LB, LX, MS and MX marine engines.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n ⚙️ Key Features\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Genuine VM Motori \/ MerCruiser flywheel housing cover\n\u003c\/p\u003e\n\u003cp\u003e\n • Correct VM reference 20120778A\n\u003c\/p\u003e\n\u003cp\u003e\n • Replaces Mercury 881787 and 815928\n\u003c\/p\u003e\n\u003cp\u003e\n • Designed for selected 4.2L MD706 inboard engines\n\u003c\/p\u003e\n\u003cp\u003e\n • Supports the rear engine and transmission interface\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM Supersession Chain:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • 20120778A VM Motori replacement flywheel-housing cover\n\u003c\/p\u003e\n\u003cp\u003e\n • 881787 → Supersedes 815928\n\u003c\/p\u003e\n\u003cp\u003e\n • 815928 earlier Mercury MerCruiser housing reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM \/ Related Numbers:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori: 20120778A\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori: 20120778\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury MerCruiser: 881787\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury MerCruiser: 815928\n\u003c\/p\u003e\n\u003cp\u003e\n • Related MerCruiser cover-plate application: 4.2L L6 VM\n\u003c\/p\u003e\n\u003cp\u003e\n • Related inboard transmission arrangement: ZF transmission configuration\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Aftermarket \/ Verified Equivalents:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • No aftermarket equivalent\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🚤 Compatibility\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Commonly used on:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori MD706 marine diesel engines\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser and Cummins MerCruiser 4.2L inline-six inboard packages\n\u003c\/p\u003e\n\u003cp\u003e\n • Inboard flywheel-housing and transmission-adaptor assemblies\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine models:\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori MD706 LB\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori MD706 LX\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori MD706 MS\n\u003c\/p\u003e\n\u003cp\u003e\n • VM Motori MD706 MX\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 4.2L inline-six VM diesel inboard applications\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins MerCruiser 4.2L Unification inboard applications using 881787 or 815928\n\u003c\/p\u003e\n\u003cp\u003e\n • ZF-transmission installations whose flywheel-housing diagram specifies these numbers\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • HP Range: Approximately 230HP - 320HP across the listed MD706 variants\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Type: 4.164L inline six-cylinder, direct-injection, turbocharged and intercooled marine diesel\n\u003c\/p\u003e\n\u003cp\u003e\n • Year Range: Engine-model and housing-number controlled\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔌 Function\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n The flywheel housing cover encloses and supports the rear flywheel area while providing the structural interface between the engine block and the inboard transmission or adaptor assembly.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Common signs of failure:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Cracks around mounting bosses or bolt holes\n\u003c\/p\u003e\n\u003cp\u003e\n • Transmission or rear-engine alignment problems\n\u003c\/p\u003e\n\u003cp\u003e\n • Oil or contamination entering the flywheel area\n\u003c\/p\u003e\n\u003cp\u003e\n • Damaged transmission mounting face\n\u003c\/p\u003e\n\u003cp\u003e\n • Corroded or stripped mounting threads\n\u003c\/p\u003e\n\u003cp\u003e\n • Abnormal vibration from the rear of the engine\n\u003c\/p\u003e\n\u003cp\u003e\n • Cover distorted after impact or incorrect installation\n\u003c\/p\u003e\n\u003cp\u003e\n • Repeated coupling or drive-plate wear caused by misalignment\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 📦 Condition\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Genuine used part\n\u003c\/p\u003e\n\u003cp\u003e\n • Removed from running engine where applicable\n\u003c\/p\u003e\n\u003cp\u003e\n • In good working condition unless otherwise stated\n\u003c\/p\u003e\n","brand":"Sawley's Auto and Marine","offers":[{"title":"Default Title","offer_id":53388934644004,"sku":"M708341","price":225.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_f9101184-31a2-4e94-8c75-d6f7c4bfd651.jpg?v=1777433531","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/20120778a-mercruiser-flywheel-housing-cover-genuine-used-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}