Sierra 118-99396 CDM Trigger for Mercury Outboard Engines

The Sierra 118-99396 CDM Trigger is a precision ignition component designed for Mercury outboard engines. This trigger works in conjunction with the capacitor discharge module (CDM) to generate accurate spark timing signals, ensuring proper engine performance and reliable ignition across all cylinders.

Key Features:

• OEM-quality replacement trigger for Mercury outboard ignition systems
• Engineered to meet or exceed original equipment specifications
• Critical component for maintaining proper spark timing and engine performance
• Precision-manufactured for reliable signal generation
• Direct replacement for Mercury part number 18-99396

When diagnosing ignition problems such as loss of spark on one or more cylinders, weak spark, or intermittent misfires, the CDM trigger is a key component to inspect. This Sierra replacement trigger provides dependable performance and is manufactured to the same exacting standards as the original equipment, making it an excellent value for marine engine repair and maintenance.