Cvk Main Jet (# 124) for Scooters & Mopeds
ITEM# TT-26427
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Description
CVK Main Jet #124 for 139QMB and GY6 Scooters and Mopeds
The CVK Main Jet #124 suits 139QMB and GY6 scooters and mopeds. It fits a range of CVK carburetors with a 5mm main jet opening, so it works well for adjusting your engine's tune. This component has a direct effect on how your vehicle performs. As with other carburetor jets and parts for scooters, the results depend on how carefully it is set up.
Build and Fit Details
This main jet uses a Keihin round-style body, so it sits properly in compatible carburetors. The thread size is M5x0.80 and the overall length is 8mm. It is made for the typical needs of scooter and moped engines and is intended to perform dependably in them.
Which Engines It Suits
The CVK Main Jet #124 works with several engine families, mainly those built on the 139QMB and 157QMJ platforms. If the engine code includes "QM" or "FM" and your carburetor is a CVK with a 5mm main jet opening, this jet should be suitable.
Specifications
- Type: Keihin round-style main jet
- Thread Size: M5x0.80
- Overall Length: 8mm
- Fits: 139QMB-based 50cc/80cc GY6 engines and 157QMJ-based 125cc/150cc/169cc engines with a 5mm main jet slot CVK
Compatibility List
Fits:
- 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD engines (50cc/80cc)
- Other QMA and QMB engines (50cc/80cc)
- 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A engines (125cc/150cc/169cc)
- Other QMJ, QMK and QMI engines (125cc/150cc/169cc)
How to choose: Check the engine code on your motor against the list above, or use any QM or FM engine paired with a CVK carburetor that has a 5mm main jet slot.
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