{"product_id":"99356a1-mercruiser-oil-cooler-genuine-used-part","title":"99356A1 Mercruiser Power Steering Cooler | Genuine Used Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n \u003cstrong\u003e\n  Genuine MerCruiser Power Steering Oil Cooler - Part Number: 99356A1\n \u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine MerCruiser power-steering fluid cooler used on selected petrol sterndrive engines.\n\u003c\/p\u003e\n\u003cp\u003e\n Mercury 99356A1 is specifically a power-steering cooler. It has an approximately 5-inch cooler body, 1-inch seawater hose connections and push-on steering-fluid hose fittings.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine MerCruiser power-steering cooler\n \u003c\/li\u003e\n \u003cli\u003e\n  Correct part number 99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  Approximately 5-inch heat-exchanger body\n \u003c\/li\u003e\n \u003cli\u003e\n  1-inch raw-water hose connections\n \u003c\/li\u003e\n \u003cli\u003e\n  Push-on power-steering fluid fittings\n \u003c\/li\u003e\n \u003cli\u003e\n  Copper-alloy marine heat-exchanger construction\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003ch3\u003e\n Documented on\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Various MerCruiser GM 3.0L inline-four engines\n \u003c\/li\u003e\n \u003cli\u003e\n  Serial numbers up to approximately 0L340999\n \u003c\/li\u003e\n \u003cli\u003e\n  Selected MerCruiser 165HP, 170HP, 180HP and 190HP 3.7L applications with power steering\n \u003c\/li\u003e\n \u003cli\u003e\n  Other petrol packages whose cooling diagram specifies 99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  Water Connection: 1 inch\n \u003c\/li\u003e\n \u003cli\u003e\n  Fluid Circuit: Power-steering oil\n \u003c\/li\u003e\n \u003cli\u003e\n  Fitment Requirement: Confirm hose diameter; use 99356A2 where 1.25-inch water fittings are required\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Raw cooling water flows through the cooler and removes heat from the power-steering fluid passing through the separate internal oil circuit.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Power-steering fluid overheats or discolours\n \u003c\/li\u003e\n \u003cli\u003e\n  Seawater or steering fluid leaks from the cooler\n \u003c\/li\u003e\n \u003cli\u003e\n  Internal corrosion allows water and oil circuits to mix\n \u003c\/li\u003e\n \u003cli\u003e\n  Cooler body is crushed or blocked\n \u003c\/li\u003e\n \u003cli\u003e\n  Hose fittings are corroded or damaged\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  99356A1 original 1-inch connection cooler\n \u003c\/li\u003e\n \u003cli\u003e\n  99356A2 related 1.25-inch water-connection version, not a direct hose-size substitute\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  99356A2 related cooler\n \u003c\/li\u003e\n \u003cli\u003e\n  Related raw-water hoses and clamps\n \u003c\/li\u003e\n \u003cli\u003e\n  Related power-steering pressure and return hoses\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n Aftermarket \/ Verified Equivalents\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Lenco \/ LE: 99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  Seakamp replacement 99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  Mr Cool \/ MEC: MRC99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  Marine Energy \/ Marine Petrol Parts replacement 99356A1\n \u003c\/li\u003e\n \u003cli\u003e\n  Custom heat exchanger only when body length, water connection and oil fittings match\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine used part\n \u003c\/li\u003e\n \u003cli\u003e\n  Removed from running engine where applicable\n \u003c\/li\u003e\n \u003cli\u003e\n  In good working condition unless otherwise stated\n \u003c\/li\u003e\n \u003cli\u003e\n  Pressure-test both circuits before installation\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Sawley's Auto and Marine","offers":[{"title":"Default Title","offer_id":53388398231844,"sku":"218127S","price":100.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_e70b2824-4718-451b-b313-6533ba83b23a.jpg?v=1788110775","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/99356a1-mercruiser-oil-cooler-genuine-used-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}