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Blue Line CDI (AC); GY6, 139QMB

Blue Line CDI (AC); GY6, 139QMB

$18.65

Part Number: 617839904678 SKU: 0900-1109 Category: Tag:

10 in stock

Part Number: 617839904678 SKU: 0900-1109 Category: Tag:

*Note: Free shipping to U.S. mainland (excludes AK, HI, and territories)
Orders placed by 1pm EST on weekdays ship the same day.

Product Details

Description

Blue Line CDI (AC); GY6, 139QMB is an AC ignition CDI replacement for compatible GY6 and 139QMB scooter engines.

Key Details

  • Original Parts For Scooters SKU: 100-153, SKU 151-70

Specifications

  • Length: 65mm
  • Width: 37mm
  • Height: 23mm, not including plug
  • Ignition type: AC / Alternating Current CDI
  • Connector style: 2 connectors with 2/4 split

Compatibility

Fits many 139QMB-based 50cc / 80cc scooter engines. Confirm measurements, connector style, and engine family before ordering.

Replacement Part Details

Use this part when the original component is worn, damaged, missing, or no longer working correctly. Many scooter parts can look similar but use different sizes, plugs, brackets, thread patterns, or mounting styles, so careful comparison before purchase is recommended.

Compatibility / Fitment

Use the fitment details below to confirm this part matches your scooter before ordering.

  • Engine Size: 50cc, 80cc, GY6
  • Engine Code: 139QMB

Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.

Common Fitment Questions

Q: Will this fit a 139QMB engine?

A: This SKU is listed as compatible with 139QMB engine-code fitment. Always compare your original part and scooter details before ordering.

Q: Is this for 50cc scooters?

A: This SKU is listed with 50cc engine-size fitment. Confirm exact model, year, and part style before ordering.

Additional information

Weight 0.3 lbs
Dimensions 1 × 1 × 1 in
Condition New

This OEM CDI replaces original equipment on GY6 and 139QMB scooters with an AC setup.

Original Parts For Scooters SKU 100-153, SKU 151-70

Specifications:

  • 2 connectors with a 2/4 split
  • Capacitive discharge ignition
  • Length: 65mm
  • Width: 37mm
  • Height (not including plug): 23mm
  • AC - alternating current

139QMB-based 50cc / 80cc engines with the following engine codes:

139QMA 139QMB 1P39QMB 1P39QMA-2
YN139QMB JJ1P39QMB 139FMA-2 BD1P39QMB
BN139QMB 147QMD Other QMA models Other QMB models

157QMJ-based 125cc / 150cc / 169cc engines with the following engine codes:

157QMJ 161QMK 152QMI 1P61QMK
YN1P57QMJ 1P52FMI 154FMI JJ157QMJ
1P57QMJ BN157QMJ BN161QMK-A Other QMJ, QMK, and QMI models

Don't see your engine listed? If the engine code includes "QM" or "FM", this product is compatible with your vehicle.

About Blue Line: Blue Line offers OEM equivalent replacement parts for on-road scooters. Blue Line parts are a direct-fit replacement when OEM parts are unavailable or overly expensive for your scooter. Since 2018, Blue Line has provided quality parts at great prices.

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