420666142 Ignition Coil for Sea-Doo GTX LTD 300 1630 2016-2022

Ignition Coil for Sea-Doo GTX LTD 300 1630

This ignition coil replaces OEM 420666142 and supplies reliable spark for 2016-2022 Sea-Doo GTX LTD 300 1630 models.

Overview

This ignition coil for Sea-Doo is a direct-fit replacement built to restore strong, consistent spark to your personal watercraft. The ignition coil for Sea-Doo GTX LTD 300 1630 keeps the 1630 engine firing cleanly across the full power band. It is aimed at riders who want a dependable ignition coil for Sea-Doo at a reasonable price.

Built For Performance

• Cross-references OEM part number 420666142 for direct fitment
• High-temperature epoxy potting resists vibration and heat soak
• Precision-wound primary and secondary coils for stable spark output
• Weather-sealed connector blocks moisture intrusion
• Built to OEM electrical specifications for plug-and-play installation

Fits These Machines

• for Sea-Doo GTX LTD 300 1630 (2016-2022)

On-The-Job Use

• Replacing a failed coil that causes misfires or hard starting
• Restoring smooth acceleration on the water
• Routine ignition maintenance on 1630 engines
• Keeping spark consistent during long high-speed runs

Specs At A Glance

Good To Know

Q: How do I know my ignition coil needs replacing? A: Common signs include misfires, rough idle, hard starting, and loss of top-end power. A failed coil often triggers a fault code on the ECU.

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket ignition coil cross-referenced to OEM 420666142. It is designed for direct fitment on the listed models.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.