Flexible YSN PHBL 25 BS carburettor, without separate lubrication, lever choke

Here is the YSN 25 PHBL carburettor. Like all YSN carburetors, they are manufactured in Asian countries. Let's be clear, it's a quality carburettor, with internal bead blasting, a very correct finish, easy adjustments to make, ...

Indeed, its simplicity of adjustments is felt thanks to the tank cap, the nozzle is directly fixed on it with a specific diffusion system and you can therefore change your nozzle without having to disassemble the tank... A little extra perhaps but that does all the difference for the mechanics. In addition, good quality machining and parts, power and recovery guaranteed with excellent settings, consumption not excessive...

We recommend it on medium and large configurations, even for everyday riding. If your machine is intended for meetings, runs, drags, ... prefer a kehin model or pwk type but of quality (example: MIKUNI or KEHIN). Of course, for an enthusiast, with your thrust engines you will be able to make your choice. After a good check, cleaning, a good assembly / adjustment, this carburettor is robust over time and offers nice performance.

Summary:

Starter: lever

Possibility of depression valve: no

Separate lubrication: no

Flexible assembly for sleeve or pipe Ø31mm anti-slip lip

Air filter attachment: non-threaded Ø39mm


Carburettor delivered with the following settings:

Large pitch main jet 102

Small pitch secondary jet 70

Needle D22

40° cut bushel

Needle well size not listed

Idle jet size not listed

Choke jet 60