GY6 6 Pin AC Racing CDI Box No Rev Limit Hyper for GY6 50cc 125cc 150cc Scooters Mopeds ATVs Go Karts Quads Fits 139QMB 152QMI 157QMJ Chinese Engines
GY6 6 Pin AC Racing CDI Box No Rev Limit Hyper for GY6 50cc 125cc 150cc Scooters Mopeds ATVs Go Karts Quads Fits 139QMB 152QMI 157QMJ Chinese Engines
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GY6 6 Pin AC Racing CDI Box No Rev Limit Hyper for GY6 50cc 125cc 150cc Scooters Mopeds ATVs Go Karts Quads Fits 139QMB 152QMI 157QMJ Chinese Engines

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Key item features

  • Precise Compatibility: Specifically designed for GY6 50cc, 125cc, and 150cc engines, ensuring a perfect fit for scooters, mopeds, ATVs, go-karts, and quads.
  • Broad Engine Support: Seamlessly works with 139QMB, 152QMI, and 157QMJ Chinese engine types, offering versatile application across various models.
  • Enhanced Power Output: Features a no-rev-limit design for higher RPM capacity, quicker acceleration, and improved ignition timing, boosting overall performance.
  • Durable Construction: Built with high-quality materials and advanced circuitry, providing long-lasting durability and stable output under demanding conditions.
  • Effortless Installation: Designed for a hassle-free setup with a 6-pin 2-plug wiring harness (approx. 4" long), requiring no modifications or special tools.
  • Improved Responsiveness: Delivers enhanced ignition timing and better throttle response, contributing to improved speed and overall efficiency.
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Current price is $9.54
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Sold and shipped by Kids ATV Parts, Inc.
4.2 stars out of 5, based on 105 seller reviews(4.2)
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3.9 out of 5 stars
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May 18, 2026
Rose
Top Reviewer
Sold and shipped byUnited Express Distribution, LLC
5 out of 5 stars review

Verified Purchase

got it as a stand by incase I need CDI I would suggest that everybody carry a extra one,along with outher emergency item, just incase,

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