{"product_id":"mercury-harn-ext-inner-30-84-8m0159761","title":"Mercury – Inner Helm Extension Harness | 30-Foot Extension | 84-8M0159761","description":"\u003cp data-start=\"0\" data-end=\"77\"\u003e\u003cstrong data-start=\"0\" data-end=\"77\"\u003eMercury – Inner Helm Extension Harness | 30-Foot Extension | 84-8M0159761\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"79\" data-end=\"82\"\u003e\n\u003cp data-start=\"84\" data-end=\"537\"\u003e\u003cstrong data-start=\"84\" data-end=\"96\"\u003eOverview\u003c\/strong\u003e\u003cbr data-start=\"96\" data-end=\"99\"\u003eThis 30-foot inner-engine extension harness is made for boats where the inside engines sit far enough away that the standard harness just won’t reach cleanly. On wide transoms or long routing paths, it keeps you from stretching the wiring or forcing sharp corners. Instead, it lets the harness follow a smoother line so the controls feel steady and predictable. It’s a simple way to make big multi-engine setups easier to rig and service.\u003c\/p\u003e\n\u003chr data-start=\"539\" data-end=\"542\"\u003e\n\u003cp data-start=\"544\" data-end=\"1072\"\u003e\u003cstrong data-start=\"544\" data-end=\"560\"\u003eKey Features\u003c\/strong\u003e\u003cbr data-start=\"560\" data-end=\"563\"\u003e    • \u003cstrong data-start=\"589\" data-end=\"610\"\u003e30-Foot Extension\u003c\/strong\u003e – Gives plenty of reach for longer inner-engine runs.\u003cbr data-start=\"664\" data-end=\"667\"\u003e    • \u003cstrong data-start=\"693\" data-end=\"713\"\u003eInner-Engine Use\u003c\/strong\u003e – Designed for inner engines on triple and quad DTS layouts.\u003cbr data-start=\"774\" data-end=\"777\"\u003e    • \u003cstrong data-start=\"803\" data-end=\"821\"\u003eOEM Connectors\u003c\/strong\u003e – Factory ends that snap in tight and stay secure.\u003cbr data-start=\"872\" data-end=\"875\"\u003e    • \u003cstrong data-start=\"901\" data-end=\"921\"\u003eSmoother Routing\u003c\/strong\u003e – Helps avoid pinch points and tight bends.\u003cbr data-start=\"965\" data-end=\"968\"\u003e    • \u003cstrong data-start=\"994\" data-end=\"1021\"\u003eConsistent Control Path\u003c\/strong\u003e – Keeps throttle and shift communication reliable.\u003c\/p\u003e\n\u003chr data-start=\"1074\" data-end=\"1077\"\u003e\n\u003cp data-start=\"1079\" data-end=\"1247\"\u003e\u003cstrong data-start=\"1079\" data-end=\"1110\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003cbr data-start=\"1110\" data-end=\"1113\"\u003e    • Triple engine\u003cbr data-start=\"1152\" data-end=\"1155\"\u003e    • Quad engine\u003cbr data-start=\"1192\" data-end=\"1195\"\u003e    • Inner-engine helm pathways\u003c\/p\u003e\n\u003chr data-start=\"1249\" data-end=\"1252\"\u003e\n\u003cp data-start=\"1254\" data-end=\"1667\"\u003e\u003cstrong data-start=\"1254\" data-end=\"1290\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003cbr data-start=\"1290\" data-end=\"1293\"\u003eWith the extra length, the harness can sit in a relaxed route instead of being squeezed around corners. That usually means smoother throttle and shift feel because nothing is kinked or under tension. It also opens up space in the rigging bay, which makes routine checks and service a lot easier. On large offshore hulls, the difference in day-to-day usability is noticeable.\u003c\/p\u003e\n\u003chr data-start=\"1669\" data-end=\"1672\"\u003e\n\u003cp data-start=\"1674\" data-end=\"1940\"\u003e\u003cstrong data-start=\"1674\" data-end=\"1689\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003cbr data-start=\"1689\" data-end=\"1692\"\u003eOEM wiring holds up better to vibration, heat, and saltwater than generic extensions. The connectors fit exactly the way Mercury designed, reducing odd glitches and loose connections. It’s dependable if you want the system to stay stable long-term.\u003c\/p\u003e\n\u003chr data-start=\"1942\" data-end=\"1945\"\u003e\n\u003cp data-start=\"1947\" data-end=\"2150\"\u003e\u003cstrong data-start=\"1947\" data-end=\"1954\"\u003eFAQ\u003c\/strong\u003e\u003cbr data-start=\"1954\" data-end=\"1957\"\u003e\u003cstrong data-start=\"1957\" data-end=\"2006\"\u003eQ1: How do I know I need the 30-foot version?\u003c\/strong\u003e\u003cbr data-start=\"2006\" data-end=\"2009\"\u003eA: If your inner-engine harness still feels tight after routing, or you’re coming up short on a wide-beam rig, this length usually solves it.\u003c\/p\u003e\n\u003cp data-start=\"2152\" data-end=\"2229\"\u003e\u003cstrong data-start=\"2152\" data-end=\"2191\"\u003eQ2: Any setup after plugging it in?\u003c\/strong\u003e\u003cbr data-start=\"2191\" data-end=\"2194\"\u003eA: No—just connect it and route it.\u003c\/p\u003e\n\u003cp data-start=\"2231\" data-end=\"2338\"\u003e\u003cstrong data-start=\"2231\" data-end=\"2272\"\u003eQ3: How does it hold up in saltwater?\u003c\/strong\u003e\u003cbr data-start=\"2272\" data-end=\"2275\"\u003eA: Very well. Just rinse now and then and check the connectors.\u003c\/p\u003e\n\u003cp data-start=\"2340\" data-end=\"2440\"\u003e\u003cstrong data-start=\"2340\" data-end=\"2370\"\u003eQ4: Any installation tips?\u003c\/strong\u003e\u003cbr data-start=\"2370\" data-end=\"2373\"\u003eA: Use wide, smooth bends so the harness isn’t strained or rubbing.\u003c\/p\u003e\n\u003cp data-start=\"2442\" data-end=\"2566\"\u003e\u003cstrong data-start=\"2442\" data-end=\"2479\"\u003eQ5: What are early signs of wear?\u003c\/strong\u003e\u003cbr data-start=\"2479\" data-end=\"2482\"\u003eA: Hesitant controls, intermittent signals, or areas where the jacket shows rubbing.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46935986798883,"sku":"84-8M0159761","price":215.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV781182.jpg?v=1720534669","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-harn-ext-inner-30-84-8m0159761","provider":"PartsVu","version":"1.0","type":"link"}