Sierra 18-5797-1 Trigger Assembly for Mercury/Mariner 3 Cylinder Outboard

The Sierra 18-5797 Trigger Assembly is constructed with precision and marine-grade components for optimal performance and reliability in Mercury and Mariner outboard motor ignition systems. Sierra replacement engine parts are designed to meet OEM specifications, ensuring proper fit and function in demanding marine environments.

Key Features:

• Compatibility for 3 cylinder engines, replaces Mercury/Mariner 96455A8
• Designed to be interchangeable with CDI 134-6453, Mercury 96455A8, 96455A1, 68162A6, and 68162A3
• Precision-engineered to deliver accurate timing signals to the ignition system
• Engineered to meet high horsepower engine demands and stand up in harsh marine environments, meeting or exceeding original equipment specifications

This trigger assembly is a critical component of the ignition system, responsible for sending timing signals to ensure proper engine operation. For use with Mercury 3 cylinder engines, this direct replacement part provides reliable ignition performance and restores proper engine function when the original trigger fails.