Part Number Match: Replaces spark plug numbers 84-813715A2 and 84-813715A3 for direct specification alignment.
Model Compatibility: Compatible with Mercruiser outboard engines rated at 15HP, 18HP, 20HP, and 25HP.
Functional Purpose: Serves as a replacement component to restore ignition system function.
Equipment Fitment: Designed specifically for use in identified Mercruiser horsepower models listed in title.
Specification Alignment: Matches factory part numbers to ensure correct fit within the specified engine range.
Description
This spark plug is compatible with Mercruiser 15HP, 18HP, 20HP, and 25HP engines.It corresponds to part numbers 84-813715A2 and 84-813715A3.The package includes one spark plug designed to restore engine performance.Please verify all pictures and part numbers in the listing to ensure this is the correct product for your application.