Dell’Orto carburetors

Atomizer specifications for Dellorto PHBG carburetors

Detailed technical information regarding Dell’Orto motorcycle carburetors, how to tune, parts diagrams, slide specifications, needle specifications, jet specifications, and atomizer specifications.

Updated:

This information was gleaned from Beedspeed.

Photo courtesy of Beedspeed.

Code NumberTypeX value measured in hundredths of a millimeter.
9654 x 28AV258-260-262-264-266
9511 x 28AN258-260-262-264-266
10245 x 28BP258-260-262