NCY CVK MAIN JET (# 125)

Availability: 10 in stock SKU: 1300-1029

$6.00

Quantity

Description

This NCY main jet (#125) works with 139QMB and GY6 bikes and nearly any 5mm main jet slot CVK carburetor.

Jetting is something that takes trial and error. See our blog of jetting instructions for more info.

Original Parts For Scooters SKU 114-35-125

Specifications:

  • Keihin round-style main jet
  • Thread size: M5x0.80
  • Overall Length: 8mm

Compatibility:

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” and you’re running a 5mm main jet slot CVK carburetor, this product is compatible with your vehicle.

About NCY: NCY is the aftermarket performance parts leader for most popular scooter brands including Honda, Yamaha, Genuine, Vespa, SYM, Lance, KYMCO, and GY6 / QMB powered scooters. Made in Taiwan with strict quality standards since 1997, NCY is ISO 9001 certified.

Made in Taiwan.

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Online Support 24/7

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