{"product_id":"855212a1-mercury-harness-adapter-genuine-used-part","title":"855212A1 Mercury Harness Adapter | 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 Mercury Harness Adapter - Part Number: 855212A1\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine Mercury harness adapter used in selected Mercury and Mariner two-stroke carbureted outboard cylinder block \/ crankcase harness assemblies. This adapter is commonly listed as 84-855212A1 and is used in oil-injection and adaptor harness positions on supported 3-cylinder and 4-cylinder 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 Mercury harness adapter\n\u003c\/p\u003e\n\u003cp\u003e\n • Correct Mercury part number 855212A1\n\u003c\/p\u003e\n\u003cp\u003e\n • Also listed as 84-855212A1\n\u003c\/p\u003e\n\u003cp\u003e\n • Used on selected Mercury \/ Mariner 3-cylinder and 4-cylinder two-stroke carbureted outboards\n\u003c\/p\u003e\n\u003cp\u003e\n • Must be matched by exact serial-numbered parts diagram and harness connector layout\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 • 855212A1 current Mercury harness adapter 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 • 855212A1\n\u003c\/p\u003e\n\u003cp\u003e\n • 84-855212A1\n\u003c\/p\u003e\n\u003cp\u003e\n • 855212-A1\n\u003c\/p\u003e\n\u003cp\u003e\n • 855212\n\u003c\/p\u003e\n\u003cp\u003e\n • Harness adapter\n\u003c\/p\u003e\n\u003cp\u003e\n • Harness assembly adapter\n\u003c\/p\u003e\n\u003cp\u003e\n • Oil injection harness adapter\n\u003c\/p\u003e\n\u003cp\u003e\n • UPC: 745061434868\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 • Mercury \/ Mariner two-stroke carbureted outboard harness assemblies\n\u003c\/p\u003e\n\u003cp\u003e\n • 3-cylinder 65 Jet \/ 75HP \/ 90HP oil-injection harness adaptor positions\n\u003c\/p\u003e\n\u003cp\u003e\n • 4-cylinder 80 Jet \/ 100HP \/ 115HP \/ 125HP harness adaptor positions\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 • Mercury 65 Jet - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 65 Jet - serial 0G760300 to 0T979999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 65 Jet - serial 0P017000 to 0P325499\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 65 Jet - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 65 Jet 3-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 65 Jet 3-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 0G760300 to 0T979999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 0P017000 to 0P325499\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 0P325500 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 1B000000 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 0G760300 to 0T979999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 0P017000 to 0P325499\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 0G760300 to 0T979999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 0P017000 to 0P325499\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 0P325500 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 100HP 4-cylinder - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 100HP 4-cylinder - serial 0G760300 to 0G965520\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 100HP 4-cylinder - serial 0P017000 to 0P058999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 100HP 4-cylinder - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 0G760300 to 0T979999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 0P017000 to 0P325499\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 0P325500 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115HP 4-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 0D283222 to 0G760299\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 0G760300 to 0T979999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 0P017000 to 0P325499\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 9793577 to 0P016999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 0P325500 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125HP 4-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • HP Range: 65 Jet \/ 75HP \/ 80 Jet \/ 90HP \/ 100HP \/ 115HP \/ 125HP\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Type: Mercury \/ Mariner two-stroke carbureted 3-cylinder and 4-cylinder outboard\n\u003c\/p\u003e\n\u003cp\u003e\n • Year Range: Serial-number controlled\n\u003c\/p\u003e\n\u003cp\u003e\n • Serial Note: Confirm the engine serial number, oil-injection configuration and harness plug layout before installation.\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 harness adapter connects the specified engine wiring circuit into the cylinder block \/ crankcase harness assembly, allowing the correct oil-injection or adaptor harness connection on supported Mercury and Mariner outboards.\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 • Damaged or broken harness connector\n\u003c\/p\u003e\n\u003cp\u003e\n • Corroded terminals\n\u003c\/p\u003e\n\u003cp\u003e\n • Oil-injection warning or related harness fault\n\u003c\/p\u003e\n\u003cp\u003e\n • Intermittent electrical connection\n\u003c\/p\u003e\n\u003cp\u003e\n • Harness plug does not lock securely\n\u003c\/p\u003e\n\u003cp\u003e\n • Broken wire at adapter body\n\u003c\/p\u003e\n\u003cp\u003e\n • Electrical fault changes when the harness is moved\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":53388341772580,"sku":"535244H","price":2.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_de9944e9-fe13-4d67-9915-5303c14cc2fb.jpg?v=1777433307","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/855212a1-mercury-harness-adapter-genuine-used-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}