<h2>Water Pump Kit for Mercury</h2><p>This water pump kit for Mercury outboards is a replacement service kit matching OEM cross-reference numbers 46-812966A12/11 and 47-19453Q2/T2, designed to keep 40, 45, 50, and 60HP 2-stroke or 4-stroke engines cool.</p><h4>Overview</h4><p>This water pump kit replaces worn cooling system components on Mercury outboards in the 40 to 60HP range. Built for 2-stroke and 4-stroke models, this water pump kit uses OEM references 46-812966A12/11 and 47-19453Q2/T2 for crossover identification. The water pump kit is meant for boat owners and marine technicians servicing Mercury outboard cooling systems.</p><h4>Built For Performance</h4><ul> <li>Matching OEM cross references 46-812966A12/11 and 47-19453Q2/T2</li> <li>Fits Mercury 40, 45, 50, and 60HP outboards</li> <li>Compatible with 2-stroke and 4-stroke Mercury engines</li> <li>Includes key water pump components for cooling system rebuild</li> <li>Constructed for marine cooling system service</li> </ul><h4>Fits These Machines</h4><ul> <li>for Mercury 40HP 2-stroke / 4-stroke</li> <li>for Mercury 45HP 2-stroke / 4-stroke</li> <li>for Mercury 50HP 2-stroke / 4-stroke</li> <li>for Mercury 60HP 2-stroke / 4-stroke</li> </ul><h4>On-The-Job Use</h4><ul> <li>Replacing a worn water pump impeller during routine outboard maintenance</li> <li>Restoring cooling flow after reduced tell-tale discharge</li> <li>Servicing the lower unit water pump on fishing and utility boats</li> <li>Rebuilding the cooling system during gearcase service</li> </ul><h4>Specs At A Glance</h4><table> <tr> <td><strong>Part Number(s)</strong></td> <td>46-812966A12/11, 47-19453Q2/T2</td> </tr> <tr> <td><strong>Engine Series</strong></td> <td>Mercury 40, 45, 50, 60HP</td> </tr> <tr> <td><strong>Stroke</strong></td> <td>2-Stroke / 4-Stroke</td> </tr> <tr> <td><strong>Kit Type</strong></td> <td>Water Pump Kit</td> </tr> </table><h4>Good To Know</h4><p><strong>Q:</strong> What does this water pump kit for Mercury outboards do? <strong>A:</strong> It replaces worn water pump components in the cooling system of Mercury 40 to 60HP outboards. This helps maintain proper water flow and prevent overheating.</p><p><strong>Q:</strong> When should a Mercury water pump kit be serviced? <strong>A:</strong> Water pump kits are typically inspected during lower unit maintenance and replaced when the impeller shows wear. Regular replacement protects the engine from heat damage.</p><p><em>Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.</em></p>