High Performance CDI Box For 1984-1985 Honda ATC 200M 200S 200X ATC250R TRX 200

High Performance CDI Box for Honda ATC 200M 200S 200X ATC250R TRX 200

This high performance CDI box is an ignition control module replacement for 1984-1985 Honda ATC and TRX models, engineered to deliver strong, consistent spark timing for three-wheelers and quads.

Overview

This high performance CDI box replaces the factory ignition module on 1984-1985 Honda ATC 200M, 200S, 200X, ATC250R, and TRX 200 machines. The CDI box controls spark timing so the engine fires reliably at start-up and holds steady timing under load. It suits riders rebuilding an aging ignition system or chasing better throttle response from a classic Honda.

Built For Performance

• High performance ignition curve tuned for responsive throttle pickup
• Solid-state construction resists heat, moisture, and vibration
• Factory-style connector for straightforward installation
• Consistent spark output supports clean starts and stable idle
• Designed as a direct fit for the listed 1984-1985 models

Fits These Machines

• for Honda ATC 200M
• for Honda ATC 200S
• for Honda ATC 200X
• for Honda ATC250R
• for Honda TRX 200

On-The-Job Use

• Restoring spark on a vintage Honda three-wheeler or quad
• Trail, dune, and recreational riding
• Utility and farm use on ATC and TRX machines
• Track and race builds needing dependable ignition timing

Specs At A Glance

Good To Know

Q: What are the signs of a failing CDI box? A: No spark, weak or intermittent spark, and an engine that stalls once warm are typical symptoms. Verifying the module with the service manual test procedure confirms the fault before you replace it.

Q: Will this high performance CDI box fit my machine directly? A: It is built for the listed 1984-1985 Honda models with a factory-style connector for a direct swap. Confirm your model, year, and existing part number before ordering.

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