The well-known phbg 21 BT carburetor is a good dell'orto carburetor, often delivered with the Malossi 21 pack or will put very efficient car kit for a reduced price. In male type it allows you to fit it into a flexible pipe without a sleeve or with a sleeve on a rigid intake pipe.
It therefore makes it possible to have a short carburation which favors acceleration and recovery. It is a carburetor often used in competition, reliable, light, inexpensive and efficient. This version has a "vacuum plug", this allows you to connect a pipe to operate the fuel valves at vacuum.
Its adjustment and repair parts are easily found at low prices. We also sell for the most passionate and preparers among you the black edition version which is revised and corrected and which has a screw-on cover like this one!
The low consumption, the little noise it causes, the power and recovery it offers have made the reputation of the Italian DELL'ORTO carburettors. This SPECIAL version has a "screw-on" valve cover , this offers quick disassembly / reassembly, ideal for needle adjustments and cable changes! This is much more convenient than the 2 screw covers where it is often necessary to tilt / extend the carburetor.
Type: male
bushel: round needle cut 40 °
Pipe fixing diameter: 25mm
Air filter fixing diameter: threaded in d.32mm (possibility of placing a dellorto tulip)
Starter: cable (possibility to switch it to a lever)
Separate lubrication: yes but not compulsory (delivered with shutter)
socket for depression: no but applicable on the pipe
needle: type W7
needle well: AU262
primary jet: small step 92 (banal dellorto)
idle jet: 50
choke jet: 60
