Dellorto PHBG 19 AD.
This is a clamp on carburetor with pull choke.
Features the easy to remove screw-off top for simple needle changes.
PHBG are fully tunable carburetors and are a suitable upgrade to almost any bike.
Uses 5mm Dellorto jets.
Main jet: 85
Idle jet: 50
Starter jet : 60
Diffuser : AU262
Needle : W7