5 Pin AC CDI Unit Box for 50cc 70cc 90cc 110cc 125cc ATV Quad Dirt Bike Go Kart

Product Overview

This 5 pin AC CDI unit box is an aftermarket replacement part intended for 50cc, 70cc, 90cc, 110cc, and 125cc ATV, quad, dirt bike, and go kart applications. A CDI unit controls ignition timing so the engine fires at the correct point in the combustion cycle. This unit is supplied with a 5 pin connector configuration for the listed small-displacement applications.

Key Features & Performance

• Functions as an ignition control unit managing spark timing on the supported small engine applications
• 5 pin connector configuration matching the wiring layout described in the title
• Suited to 50cc, 70cc, 90cc, 110cc, and 125cc engine sizes as listed
• Supplied for replacement of the corresponding ignition control component when servicing the electrical system

Fitment & Compatibility

• for 50cc ATV, quad, dirt bike, and go kart applications
• for 70cc ATV, quad, dirt bike, and go kart applications
• for 90cc ATV, quad, dirt bike, and go kart applications
• for 110cc ATV, quad, dirt bike, and go kart applications
• for 125cc ATV, quad, dirt bike, and go kart applications

Common Uses

• Replacing a failed or malfunctioning CDI unit in a small-displacement ignition system
• Routine electrical system servicing on the listed ATV, quad, dirt bike, or go kart applications
• Restoring normal ignition function after the existing control unit has stopped working

Technical Specifications

• Product Type: 5 Pin AC CDI Unit Box
• Pin Configuration: 5 pins
• Ignition Type: AC
• Engine Application(s): 50cc, 70cc, 90cc, 110cc, 125cc
• General Application: ATV, quad, dirt bike, go kart

Frequently Asked Questions

Q: What does a CDI unit do? A: A CDI unit controls ignition timing, determining when the ignition coil fires so combustion occurs at the correct point in the engine cycle.

Q: How should fitment be verified? A: Compare the complete existing part number and the complete engine or vehicle model designation against the information listed here before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.