{"product_id":"860235a03-mercury-mercruiser-exhaust-manifold-assembly-genuine-quicksilver-oem-part","title":"860235A03 Mercury MerCruiser Exhaust Manifold assembly | Genuine Quicksilver OEM 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 Quicksilver 3.0L Exhaust Manifold Assembly - Part Number: 860235A03\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine Quicksilver exhaust manifold assembly for MerCruiser GM inline 4-cylinder 3.0L petrol engines. This manifold is the later single-piece Vortec-head style log manifold used on 1990 and newer 3.0L \/ 3.0LX applications, helping route exhaust gases and cooling water through the marine exhaust system.\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 Quicksilver OEM exhaust manifold assembly\n\u003c\/p\u003e\n\u003cp\u003e\n • Correct Mercury part number 860235A03\n\u003c\/p\u003e\n\u003cp\u003e\n • Used on MerCruiser GM 3.0L \/ 181 CID inline 4-cylinder engines\n\u003c\/p\u003e\n\u003cp\u003e\n • Single-piece Vortec head style log exhaust manifold\n\u003c\/p\u003e\n\u003cp\u003e\n • Replaces earlier 99798 and 806867 exhaust manifold references\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 • 860235A03 → Supersedes 806867A8\n\u003c\/p\u003e\n\u003cp\u003e\n • 806867A8 → Supersedes 99798A18\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A18 → Supersedes 99798A16\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A16 → Supersedes 99798A9\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A3 earlier OEM 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 • 860235A03\n\u003c\/p\u003e\n\u003cp\u003e\n • 860235A04\n\u003c\/p\u003e\n\u003cp\u003e\n • 806867A8\n\u003c\/p\u003e\n\u003cp\u003e\n • 806867A3\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A18\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A16\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A9\n\u003c\/p\u003e\n\u003cp\u003e\n • 99798A3\n\u003c\/p\u003e\n\u003cp\u003e\n • B-MC-1-860235\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 • H2O: T-20956\n\u003c\/p\u003e\n\u003cp\u003e\n • Sierra: 18-1956-1\n\u003c\/p\u003e\n\u003cp\u003e\n • Barr: MC-1-860235\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 • MerCruiser GM 181 CID \/ 3.0L inline 4-cylinder exhaust systems\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 • MerCruiser 3.0L GM 181 I\/L4, 1990 and newer applications using 860235A03\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 3.0LX GM 181 I\/L4, 1990 and newer applications using 860235A03\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 3.0L 140HP 4-cylinder Vortec-head exhaust manifold applications\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 3.0L engines using MERCARB single idle air screw carburettor arrangement\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 3.0L exhaust manifolds replacing earlier end-cap style manifold layouts where 860235A03 is specified\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 3.0L petrol sterndrive engine packages requiring 860235A03 manifold assembly\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • HP Range: commonly 135HP - 140HP 3.0L applications\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Type: GM 181 CID \/ 3.0L inline 4-cylinder petrol engine\n\u003c\/p\u003e\n\u003cp\u003e\n • System Type: Exhaust manifold \/ cooling water discharge assembly\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 exhaust manifold routes exhaust gases and cooling water away from the cylinder head and into the riser \/ exhaust outlet path.\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 • External rust or water leakage\n\u003c\/p\u003e\n\u003cp\u003e\n • Internal corrosion causing water intrusion\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine overheating from restricted water passages\n\u003c\/p\u003e\n\u003cp\u003e\n • Exhaust leak or fumes around manifold\n\u003c\/p\u003e\n\u003cp\u003e\n • Water staining, cracking or gasket failure at manifold joints\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 Quicksilver part\n\u003c\/p\u003e\n\u003cp\u003e\n • Brand new\n\u003c\/p\u003e\n\u003cp\u003e\n • Supplied in original or equivalent packaging\n\u003c\/p\u003e\n","brand":"Quicksilver","offers":[{"title":"Default Title","offer_id":53388131926308,"sku":"132608A","price":1049.09,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_4016de17-4c25-4cd0-b893-c4a59649267e.jpg?v=1777211696","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/860235a03-mercury-mercruiser-exhaust-manifold-assembly-genuine-quicksilver-oem-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}