Mercury 8M0116534 Circulation Pump for MerCruiser 4.5L & 6.2L MPI Engines (from serial no. 2A456613)

The Mercury 8M0116534 circulation pump is an essential component for maintaining engine cooling in modern MerCruiser 4.5L and 6.2L MPI engines. It ensures continuous coolant circulation through the engine block and reliably protects the engine from overheating—especially under heavy load or in saltwater applications.

This pump fits MerCruiser 4.5L MPI engines from model year 2014 and later, as well as 6.2L MPI engines from 2015 and later, with serial numbers 2A456613 and higher. It is supplied as a complete installation kit and includes all necessary components, including the pump, drain tube, bearing, gasket, impeller, hub, cover, and plug.

Mercury Marine comprehensively tests every pump—including salt spray and material resistance testing—to ensure it withstands the demanding conditions of the marine environment. This guarantees maximum reliability, whether in freshwater or saltwater.

Product features:
• Fits MerCruiser 4.5L MPI (from 2014)
• Fits MerCruiser 6.2L MPI (from 2015)
• Serial numbers: 2A456613 and higher
• Complete kit: pump, drain tube, bearing, gasket, impeller, hub, cover, and plug
• Salt spray tested for optimal corrosion protection
• Durable materials for harsh marine conditions
• Designed and tested to Mercury OEM specifications
• Reliable engine cooling and protection against overheating