High Performance Racing AC CDI Box 6 Pin With Ignition Coil And 3 Electrode Spark Plug For GY6 50cc 80cc 125cc 150cc Mopeds Scooters ATVs And Go Karts Fits 139QMB 152QMI 157QMJ

GY6 CDI Box Kit with Coil and 3-Electrode Spark Plug
✔️ Includes 1 ignition coil, 1 6-pin AC CDI, 1 spark plug

This high-performance racing CDI box kit is made for GY6 engines found in scooters, mopeds, ATVs, and go-karts. It fits 50cc-150cc engines such as 139QMB, 152QMI, and 157QMJ. The kit is designed for quick install and reliable ignition timing control.

✅ 6-pin AC CDI with ignition coil and 3-electrode spark plug
✅ Compatible with 139QMB, 152QMI, 157QMJ and GY6 family engines
✅ Fits 50cc-150cc GY6 scooters, ATVs, and go-karts
✅ Improves combustion efficiency and electrical performance

💡 What is a CDI box and why would you use it with a small engine?

It manages ignition timing and spark delivery to maximize starting reliability and throttle response.

• AC-fired, 6-pin CDI compatible with GY6 engines from 50cc to 150cc
• Integrated ignition coil improves spark energy and combustion efficiency
• 3-electrode spark plug offers longer life and stronger firing
• Simple plug-and-play installation with common connectors