Main Jet CARBURETTOR 4T GY6-139QMB 4mm P2R No. 90 by P2R

Main jet for 4T GY6-139QMB carburettor, diameter 4 mm. Designed to replace the original jet and restore an appropriate fuel flow rate for the engine. Suitable for urban applications and small 4T engines.

Design and Materials

• Diameter of 4 mm ensuring precise calibration of fuel flow for reliable air/fuel mixture adjustment
• Specific design for GY6-139QMB carburettors facilitating installation when replacing the main jet

Practicality and Features

• Product version FOR 4T GY6/139QMB allowing quick identification of compatibility during replacement
• Sold individually

Usage and Performance

• Main jet intended for adjusting fuel flow to maintain engine balance after replacement
• No. 90 reference in the designation facilitating identification of the desired jet during maintenance

Compatible with a selection of models including:

• SYM ORBIT (50 cm3)
• CINESE SCOOTER GY6 (50 cm3)
• PEUGEOT KISBEE (50 cm3)