Verify that your engine is a PCM or Crusader model from 2004 or newer with a serpentine belt driven raw water pump
This part is verified to work with BARR manifold part numbers MC-1-99798
Is this an original HPE drive
This task is considered intermediate to advanced
Ensure the engine is off and the seacock is closed before starting
Serpentine Belt – Fits MerCruiser V6/V8 (Replaces 57-865615-003, 57-865615Q03) 25HP Verify that your engine isProduct Details This replacement Serpentine Belt is designed for MerCruiser 4. 3L, 5. 0L, 5. 7L, and 6. 2L V6 V8 engines from 19992016. It fits Alpha sterndrives equipped with closed cooling and Bravo sterndrives with standard cooling, ensuring reliable power transmission to engine accessories. It serves as a direct replacement for Mercury MerCruiser part numbers 57 8638763, 57 865615 003, and 57 865615Q03, as well as aftermarket equivalents from