and Mercruiser part HOT20985
ensuring it is securely fastened
pressure test the housing to check for leaks before reinstalling on the boat
The package includes all necessary mounting hardware
It is constructed from high-strength
Spark Plug Wire Set – Fits Mercruiser 4-Cylinder 2.5L/3.0L (Replaces 816761A5, 84-816761Q5) 72HP and Mercruiser part HOT20985Product 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