{"product_id":"mercury-harn-inner-50-84-8m0173571","title":"Mercury – Outer Helm Extension Harness | 50-Foot Extension | 84-8M0173571","description":"\u003cp data-start=\"0\" data-end=\"77\"\u003e\u003cstrong data-start=\"0\" data-end=\"77\"\u003eMercury – Outer Helm Extension Harness | 50-Foot Extension | 84-8M0173571\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"79\" data-end=\"82\"\u003e\n\u003cp data-start=\"84\" data-end=\"591\"\u003e\u003cstrong data-start=\"84\" data-end=\"96\"\u003eOverview\u003c\/strong\u003e\u003cbr data-start=\"96\" data-end=\"99\"\u003eThis 50-foot extension harness is made for big wide-beam boats where the outer engines sit a long way from the helm. When the standard harness doesn’t even come close—or the routing path snakes around bulkheads and long rigging channels—this extension gives you the reach you need without forcing anything. It lets the wiring settle into a smooth, natural run so the controls stay steady. On large triple- or quad-engine rigs, that extra length makes rigging and service a lot less stressful.\u003c\/p\u003e\n\u003chr data-start=\"593\" data-end=\"596\"\u003e\n\u003cp data-start=\"598\" data-end=\"1192\"\u003e\u003cstrong data-start=\"598\" data-end=\"614\"\u003eKey Features\u003c\/strong\u003e\u003cbr data-start=\"614\" data-end=\"617\"\u003e    • \u003cstrong data-start=\"643\" data-end=\"664\"\u003e50-Foot Extension\u003c\/strong\u003e – Long enough for wide transoms, long tunnels, and stretched engine spacing.\u003cbr data-start=\"741\" data-end=\"744\"\u003e    • \u003cstrong data-start=\"770\" data-end=\"790\"\u003eOuter-Engine Use\u003c\/strong\u003e – For the outside engines on triple and quad DTS setups.\u003cbr data-start=\"847\" data-end=\"850\"\u003e    • \u003cstrong data-start=\"876\" data-end=\"894\"\u003eOEM Connectors\u003c\/strong\u003e – Factory-fit ends that snap in tight and stay locked.\u003cbr data-start=\"949\" data-end=\"952\"\u003e    • \u003cstrong data-start=\"978\" data-end=\"998\"\u003eFlexible Routing\u003c\/strong\u003e – Helps avoid tight corners, rubbing points, and strained wiring.\u003cbr data-start=\"1064\" data-end=\"1067\"\u003e    • \u003cstrong data-start=\"1093\" data-end=\"1120\"\u003eConsistent Control Path\u003c\/strong\u003e – Supports smooth throttle and shift communication over long distances.\u003c\/p\u003e\n\u003chr data-start=\"1194\" data-end=\"1197\"\u003e\n\u003cp data-start=\"1199\" data-end=\"1367\"\u003e\u003cstrong data-start=\"1199\" data-end=\"1230\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003cbr data-start=\"1230\" data-end=\"1233\"\u003e    • Triple engine\u003cbr data-start=\"1272\" data-end=\"1275\"\u003e    • Quad engine\u003cbr data-start=\"1312\" data-end=\"1315\"\u003e    • Outer-engine helm pathways\u003c\/p\u003e\n\u003chr data-start=\"1369\" data-end=\"1372\"\u003e\n\u003cp data-start=\"1374\" data-end=\"1827\"\u003e\u003cstrong data-start=\"1374\" data-end=\"1410\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003cbr data-start=\"1410\" data-end=\"1413\"\u003eOn big offshore boats, this extra length keeps the harness from being jammed into cramped sections or pulled across sharp turns. When the wiring can run naturally, the controls feel smoother and more predictable. It also gives you far more room to work during inspections or service, instead of wrestling with a harness that barely reaches. Everything ends up looking cleaner, and the system runs with less strain.\u003c\/p\u003e\n\u003chr data-start=\"1829\" data-end=\"1832\"\u003e\n\u003cp data-start=\"1834\" data-end=\"2104\"\u003e\u003cstrong data-start=\"1834\" data-end=\"1849\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003cbr data-start=\"1849\" data-end=\"1852\"\u003eOEM harnesses hold up to heat, vibration, and saltwater much better than generic cable. The connectors fit the DTS system exactly, so you’re not dealing with loose plugs or odd electrical quirks. It’s reliable rigging meant for real-world offshore use.\u003c\/p\u003e\n\u003chr data-start=\"2106\" data-end=\"2109\"\u003e\n\u003cp data-start=\"2111\" data-end=\"2300\"\u003e\u003cstrong data-start=\"2111\" data-end=\"2118\"\u003eFAQ\u003c\/strong\u003e\u003cbr data-start=\"2118\" data-end=\"2121\"\u003e\u003cstrong data-start=\"2121\" data-end=\"2170\"\u003eQ1: How do I know I need the 50-foot version?\u003c\/strong\u003e\u003cbr data-start=\"2170\" data-end=\"2173\"\u003eA: If your outer engines sit far outboard and shorter extensions won’t reach cleanly, this is the length that usually fixes it.\u003c\/p\u003e\n\u003cp data-start=\"2302\" data-end=\"2388\"\u003e\u003cstrong data-start=\"2302\" data-end=\"2361\"\u003eQ2: Do I need to configure anything after installation?\u003c\/strong\u003e\u003cbr data-start=\"2361\" data-end=\"2364\"\u003eA: Nope—just plug it in.\u003c\/p\u003e\n\u003cp data-start=\"2390\" data-end=\"2500\"\u003e\u003cstrong data-start=\"2390\" data-end=\"2427\"\u003eQ3: How does it handle saltwater?\u003c\/strong\u003e\u003cbr data-start=\"2427\" data-end=\"2430\"\u003eA: Very well. Rinse once in a while and keep an eye on the connectors.\u003c\/p\u003e\n\u003cp data-start=\"2502\" data-end=\"2611\"\u003e\u003cstrong data-start=\"2502\" data-end=\"2527\"\u003eQ4: Any install tips?\u003c\/strong\u003e\u003cbr data-start=\"2527\" data-end=\"2530\"\u003eA: Give the harness a relaxed route with long, smooth curves to avoid wear spots.\u003c\/p\u003e\n\u003cp data-start=\"2613\" data-end=\"2756\"\u003e\u003cstrong data-start=\"2613\" data-end=\"2667\"\u003eQ5: What are signs the harness may be wearing out?\u003c\/strong\u003e\u003cbr data-start=\"2667\" data-end=\"2670\"\u003eA: Hesitant controls, intermittent signals, or areas where the jacket is rubbing thin.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46935983423779,"sku":"84-8M0173571","price":479.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV803126.jpg?v=1720534808","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-harn-inner-50-84-8m0173571","provider":"PartsVu","version":"1.0","type":"link"}