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GOOFIT

CDI Box 6-Pin AC for GY6 50cc, 125cc, 150cc Scooters, ATVs & Go Karts

CDI Box 6-Pin AC for GY6 50cc, 125cc, 150cc Scooters, ATVs & Go Karts

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GOOFIT High-Performance 6-Pin (4+2) AC CDI – The Ultimate GY6 Ignition Upgrade

Restore your engine's true potential. The GOOFIT 6-Pin AC CDI Box is a premium-grade ignition module specifically engineered for the GY6 4-stroke engine platform (139QMB, 152QMI, and 157QMJ). If your scooter or ATV is suffering from sluggish starts, high-RPM stuttering, or ignition failure, this digital ignition unit is the most effective way to restore smooth power and reliable performance.

By utilizing high-quality electronic components with superior heat resistance, this CDI provides a stable ignition energy output that significantly improves combustion efficiency. This leads to faster engine response, enhanced top-end power, and improved fuel economy for your daily commute or off-road adventures.

Product Compatibility

This "4+2" pin unit is a direct bolt-on replacement for:

  • Engine Types: GY6 4-Stroke 50cc, 125cc, and 150cc (139QMB / 152QMI / 157QMJ).
  • Vehicle Types: Mopeds, Scooters, ATVs, Dirt Bikes, and Go Karts.
  • Connector Style: Standard 6-pin dual-plug configuration (4 pins + 2 pins).
  • System Type: Designed exclusively for AC (Alternating Current) ignition systems.

Key Technical Specifications:

  • Interface: 6-Pin (4+2) Male Plug.
  • Power Source: AC Fired (Magneto-driven).
  • Components: Industrial-grade capacitors and resistors for anti-aging durability.
  • Protection: Vibration-resistant housing for harsh environmental conditions.

Why Choose the GOOFIT GY6 Performance CDI?

  • Enhanced Acceleration: Optimized ignition mapping eliminates "flat spots" in your engine's power band, providing a more linear and aggressive throttle response from a standstill.
  • Stable Energy Discharge: Unlike standard units that fade at high temperatures, our CDI uses heat-resistant components to ensure a strong, consistent spark throughout long rides.
  • Improved Fuel Efficiency: By ensuring a more complete fuel burn in the combustion chamber, this module helps you get more miles out of every tank while reducing exhaust emissions.
  • Proven Reliability: Every unit undergoes strict quality testing to ensure the internal circuitry can handle the high-vibration environment of small-displacement engines, effectively reducing the risk of mid-ride breakdowns.
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Fitment FAQ

Will this part fit my specific model and year?

This CDI ignition module is intended for This "4+2" pin unit is a direct bolt-on replacement for; Engine Types: GY6 4-Stroke 50cc, 125cc, and 150cc (139QMB / 152QMI / 157QMJ).; Vehicle Types: Mopeds, Scooters, ATVs, Dirt Bikes, and Go Karts.; Connector Style: Standard 6-pin dual-plug configuration ( 4 pins + 2 pins ).; System Type: Designed exclusively for AC (Alternating Current) ignition systems.. Key physical/spec details from the product data include GOOFIT High-Performance 6-Pin (4+2) AC CDI – The Ultimate GY6 Ignition Upgrade, This "4+2" pin unit is a direct bolt-on replacement for, Connector Style: Standard 6-pin dual-plug configuration ( 4 pins + 2 pins ).. Use the compatibility table and product photos together before ordering.

Do I need to match the OEM part number?

Yes. If your original part has a stamped OEM or manufacturer number, match that number first before ordering. For this CDI ignition module, also compare the AC/DC ignition type, plug count, pin layout, limiter type, stator pickup compatibility, and mounting space. This is especially important for GY6 GY6 models because similar model names can use different parts by year or trim.

What models or situations does this part not fit?

Do not order this CDI ignition module for machines outside the listed compatibility, or for units with different AC/DC ignition systems, pin layouts, plug counts, or pickup-signal requirements. Do not rely only on the model name or engine size.

What should I check before ordering?

Before ordering, compare your original part with the photos and check the AC/DC ignition type, plug count, pin layout, limiter type, stator pickup compatibility, and mounting space. Recheck listed specs such as GOOFIT High-Performance 6-Pin (4+2) AC CDI – The Ultimate GY6 Ignition Upgrade, This "4+2" pin unit is a direct bolt-on replacement for, Connector Style: Standard 6-pin dual-plug configuration ( 4 pins + 2 pins ).. If any connector, mounting point, size, or year detail is different, confirm fitment before installation.