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The best way to confirm fitment is to match your original part number to the references in our Part Number Matrix
pressure test the housing to check for leaks before reinstalling on the boat
ensuring it is securely fastened
They should be placed in a position where they are clearly visible above the waterline
The package includes all necessary mounting hardware
Spark Plug Wire Set – Fits Mercruiser 4-Cylinder 2.5L/3.0L (Replaces 816761A5, 84-816761Q5) 72HP The best way to confirmProduct Details This Spark Plug Wire Set Fits Mercruiser 4 Cylinder 2. 5L 3. 0L (Replaces 816761A5, 84 816761Q5) is designed for Mercruiser 4 cylinder engines, including models 120, 140, 2. 5L (153 CID), and 3. 0L (181 CID) GM sterndrive motors equipped with conventional points ignition systems (19631995). It serves as a direct replacement for Mercury Mercruiser part numbers 816761A5, 816761Q5, 84 816761Q5, 84 813720A5, and 84 816761K5, as well as
