278001796 CDI Box for Sea-Doo GS 720 1997-2001 Ignition Control

CDI Box for Sea-Doo GS 720

This CDI Box is an ignition control module that manages spark timing and rev limiting on Sea-Doo GS 720 personal watercraft, and it cross-references OEM part 278001796.

Overview

This CDI Box serves as the ignition control unit for Sea-Doo GS 720 models, regulating spark advance to keep the engine running cleanly across the rpm range. Built as a direct replacement for OEM 278001796, this CDI Box restores reliable starting and smooth power delivery when the original module fails. It suits riders maintaining a 720-powered Sea-Doo who want a dependable ignition fix without guessing at part numbers.

Built For Performance

• Direct cross-reference to OEM part 278001796 for straightforward replacement
• Controls ignition timing across the full operating rpm range
• Integrated rev limiter helps protect the 720 engine from over-revving
• Sealed housing resists moisture and vibration common in marine use
• Plug-in connector matches the factory wiring harness

Fits These Machines

• for Sea-Doo GS 720, 1997-2001

On-The-Job Use

• Restoring spark on a GS 720 that will not fire or runs erratically
• Replacing a failed or heat-damaged ignition module
• Routine maintenance on older 720-powered Sea-Doo watercraft
• Getting a stored or seasonal PWC back on the water

Specs At A Glance

Good To Know

Q: Will this CDI box plug into my factory harness? A: It is built to match the OEM 278001796 connection, so it plugs into the stock wiring on listed GS 720 models. Confirm your part number before ordering.

Q: Could a bad CDI cause a no-spark condition? A: Yes, a failed CDI box is a common cause of no-spark or erratic running on 720 engines. Testing the ignition system first helps confirm the module is the fault.

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