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marine-grade adhesive sealant (such as 3M 5200 or a similar product) suitable for below-the-waterline applications to ensure a durable
Polyurethane is a superior non-marking material that will not leave scuffs
Verify that your engine is a PCM or Crusader model from 2004 or newer with a serpentine belt driven raw water pump
5 inch (343 mm) Zinc Plated/Stainless Steel For keel rollers 5/8 inch (15
making sure all connections are secure
Serpentine Belt – Fits MerCruiser V6/V8 (Replaces 57-865615-003, 57-865615Q03) 25HP marine-grade adhesive sealant (such asProduct 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
