Gregory Bender

http://www.thisoldtractor.com/gtbender/

Dell'Orto carburetors Slide needle specifications Slide needle specifications for PHVB carburetors (M slides)

Updated: 2006 Jan 12

This information was gleaned from eurocarb. I meticulously recreated the table of values from a difficult to read original. Therefore, mistakes may be present. Here is a link to the original image in case you would like to scrutinize any particulars.

PHVB carburetor slide  …

PHVB carburetor slide needle

Table:

TypeValue XCharacteristic expressed in millimeters
ØAØBCDØFG
M1121.119.519.9  
M222.021.12613.41.9720
M332.021.120.518.9  
M442.021.121.517.9  
M5520.619.510.9  
M662.021.122.516.9  
M772.020.62316.41.9721