Sierra 118-5103 Ignition Pickup Sensor for Marine Engines

The Sierra 118-5103 is an ignition pickup sensor designed for marine engine ignition systems. This critical component monitors crankshaft position and sends timing signals to the ignition module, ensuring proper spark timing for optimal engine performance.

Key Features:

• Precision-engineered replacement ignition pickup sensor
• Direct OEM replacement for reliable engine operation
• Durable construction designed for marine environments
• Essential component for proper ignition timing and engine starting
• Quality-tested to meet Sierra's performance standards

This ignition pickup works with various marine ignition systems to provide accurate crankshaft position data. When the original pickup fails, symptoms can include hard starting, misfiring, or complete engine failure. Replacing a faulty ignition pickup restores proper engine timing and reliable operation.