This switch box is engineered to manage CDI ignition timing and spark sequencing for dependable ignition performance throughout the engine's operating range.

Sealed marine-grade circuitry and vibration-resistant epoxy encapsulation help protect the switch box from moisture intrusion, corrosion, and damaging engine vibration.

Features

• Marine-grade sealed electronic construction
• Vibration-resistant internal circuitry
• Helps maintain reliable spark delivery under load
• Designed for stable spark sequencing

Common Symptoms of a Failing Switch Box

• Intermittent spark or ignition drop-out
• Random cylinder firing issues
• Hard starting conditions
• Engine misfire under acceleration