{"product_id":"mercury-gauge-wtr-prss-79-8m6020007","title":"Mercury – Water Pressure Gauge 0–30 PSI | Cooling System Monitoring | Black Face | Chrome Bezel | 79-8M6020007","description":"\u003cp data-start=\"0\" data-end=\"114\"\u003e\u003cstrong data-start=\"0\" data-end=\"114\"\u003eMercury – Water Pressure Gauge 0–30 PSI | Cooling System Monitoring | Black Face | Chrome Bezel | 79-8M6020007\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"116\" data-end=\"119\"\u003e\n\u003cp data-start=\"121\" data-end=\"566\"\u003e\u003cstrong data-start=\"121\" data-end=\"133\"\u003eOverview\u003c\/strong\u003e\u003cbr data-start=\"133\" data-end=\"136\"\u003eThis 0–30 PSI water-pressure gauge gives you a steady, no-nonsense read on how well the engine is pulling water. The needle settles in with a smooth, slow sweep, so you can spot real pressure changes without fighting jitter from wakes or chop. Out on the water, it turns into a quick habit—glance, register the number, and stay focused on the run. It’s a simple, practical gauge that helps you stay ahead of cooling-system issues.\u003c\/p\u003e\n\u003chr data-start=\"568\" data-end=\"571\"\u003e\n\u003cp data-start=\"573\" data-end=\"1080\"\u003e\u003cstrong data-start=\"573\" data-end=\"589\"\u003eKey Features\u003c\/strong\u003e\u003cbr data-start=\"589\" data-end=\"592\"\u003e    • \u003cstrong data-start=\"618\" data-end=\"636\"\u003e0–30 PSI Scale\u003c\/strong\u003e – Covers the pressure range most outboards run in.\u003cbr data-start=\"687\" data-end=\"690\"\u003e    • \u003cstrong data-start=\"716\" data-end=\"742\"\u003eSmooth Needle Movement\u003c\/strong\u003e – Stays steady through bumps, turns, and throttle changes.\u003cbr data-start=\"801\" data-end=\"804\"\u003e    • \u003cstrong data-start=\"830\" data-end=\"851\"\u003eStandard Dash Fit\u003c\/strong\u003e – Drops neatly into common dash openings.\u003cbr data-start=\"893\" data-end=\"896\"\u003e    • \u003cstrong data-start=\"922\" data-end=\"938\"\u003eBacklit Face\u003c\/strong\u003e – Easy to read when light gets low.\u003cbr data-start=\"974\" data-end=\"977\"\u003e    • \u003cstrong data-start=\"1003\" data-end=\"1027\"\u003eMarine-Durable Build\u003c\/strong\u003e – Handles spray, vibration, and everyday conditions.\u003c\/p\u003e\n\u003chr data-start=\"1082\" data-end=\"1085\"\u003e\n\u003cp data-start=\"1087\" data-end=\"1299\"\u003e\u003cstrong data-start=\"1087\" data-end=\"1118\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003cbr data-start=\"1118\" data-end=\"1121\"\u003e    • FourStroke outboards\u003cbr data-start=\"1167\" data-end=\"1170\"\u003e    • Verado series\u003cbr data-start=\"1209\" data-end=\"1212\"\u003e    • Pro XS engines\u003cbr data-start=\"1252\" data-end=\"1255\"\u003e    • SmartCraft systems\u003c\/p\u003e\n\u003chr data-start=\"1301\" data-end=\"1304\"\u003e\n\u003cp data-start=\"1306\" data-end=\"1729\"\u003e\u003cstrong data-start=\"1306\" data-end=\"1342\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003cbr data-start=\"1342\" data-end=\"1345\"\u003eOn the water, this gauge helps you notice pressure drops early—whether from weeds, shallow running, or debris at the intakes. The calm needle sweep makes changes easy to spot at a glance, so you’re not guessing whether the engine’s getting the water it needs. It works just as well while cruising as it does at idle. Before long, it becomes part of your normal check-in while running.\u003c\/p\u003e\n\u003chr data-start=\"1731\" data-end=\"1734\"\u003e\n\u003cp data-start=\"1736\" data-end=\"2049\"\u003e\u003cstrong data-start=\"1736\" data-end=\"1751\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003cbr data-start=\"1751\" data-end=\"1754\"\u003eOEM gauges follow Mercury’s pressure-signal pattern the way they’re supposed to, so the reading stays steady and accurate. They hold up better to heat, movement, and weather than bargain replacements. Most boaters stick with OEM simply because cooling-system info is something you want to trust.\u003c\/p\u003e\n\u003chr data-start=\"2051\" data-end=\"2054\"\u003e\n\u003cp data-start=\"2056\" data-end=\"2228\"\u003e\u003cstrong data-start=\"2056\" data-end=\"2063\"\u003eFAQ\u003c\/strong\u003e\u003cbr data-start=\"2063\" data-end=\"2066\"\u003e\u003cstrong data-start=\"2066\" data-end=\"2128\"\u003e1. How do I know if the water-pressure gauge is going bad?\u003c\/strong\u003e\u003cbr data-start=\"2128\" data-end=\"2131\"\u003eIf the needle hangs up, barely moves, or jumps for no clear reason, it’s likely starting to fail.\u003c\/p\u003e\n\u003cp data-start=\"2230\" data-end=\"2360\"\u003e\u003cstrong data-start=\"2230\" data-end=\"2270\"\u003e2. Does this gauge need calibration?\u003c\/strong\u003e\u003cbr data-start=\"2270\" data-end=\"2273\"\u003eMost rigs read correctly right away—just make sure the pressure line is routed cleanly.\u003c\/p\u003e\n\u003cp data-start=\"2362\" data-end=\"2484\"\u003e\u003cstrong data-start=\"2362\" data-end=\"2398\"\u003e3. How does it handle saltwater?\u003c\/strong\u003e\u003cbr data-start=\"2398\" data-end=\"2401\"\u003eA quick rinse after each run helps it stay reliable through long saltwater seasons.\u003c\/p\u003e\n\u003cp data-start=\"2486\" data-end=\"2615\"\u003e\u003cstrong data-start=\"2486\" data-end=\"2532\"\u003e4. Anything important during installation?\u003c\/strong\u003e\u003cbr data-start=\"2532\" data-end=\"2535\"\u003eAvoid kinks or tight bends in the pressure line so the gauge can react smoothly.\u003c\/p\u003e\n\u003cp data-start=\"2617\" data-end=\"2762\"\u003e\u003cstrong data-start=\"2617\" data-end=\"2674\"\u003e5. What does low pressure usually look like underway?\u003c\/strong\u003e\u003cbr data-start=\"2674\" data-end=\"2677\"\u003eThe needle drops toward the low side and stays there, often before the engine alarms.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46936504631587,"sku":"79-8M6020007","price":61.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV1003039.jpg?v=1720533525","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-gauge-wtr-prss-79-8m6020007","provider":"PartsVu","version":"1.0","type":"link"}