BLUE LINE
Blue Line Carburetor (CVK,19mm); 139QMB
Description
This is a high quality 19mm CVK replacement carburetor for all GY6 4-stroke 139QMB 49/50cc Chinese engines. This carburetor is fitted with an 85 main jet. It's better than stock and boasts a larger venturi and an accelerator pump, which will frequently eliminate hesitation when you open her up.
Features:
- Accelerator pump
- Electric choke (2-pin male plug),
- Fuel and drain lines,
- Fuel filter
- Pre-tuned jetting for most applications.
- Quick-drain valve
This carburetor is used on Baja, JMstar, Jonway, Lance, NST, Peace, Roketa, Sunl, Tank, TNG, Vento, VIP and many others.
This product is not intended for use on public roads or land.
Product Diagrams
Specifications
Auto choke
Accelerator pump
Remote float bowl
Venturi: 19mm
Airbox side: ID 29mm, OD 39mm
Engine side: ID 19mm, OD 28mm
Jetting-
Main: 85 (4mm thread PB)
Pilot: 35 (6mm thread CV)
Needle: Non-adjustable GY50 A4
Compatible jets-
Main: JETKH1
Pilot: CV style