Holley 4150 Vacuum Secondary Diaphragm 

As used in:

Dodge 170ci. 6 cyl. 1969

International 390ci. V8 1969-78 

4150 Holley vacuumn secondary 4 barrel carburettors

Includes List Nos: shown below;

IMPORTANT to compare the stem length of the diaphragm and shape of flat section.
This diaphragm has the 2.135” [54.22mm] length shaft/stem [on right in photo below]

 

HSD170 on L/H SIDE         compare to                  HSD236 on R/H SIDE of this photo [THIS DIAPHRAGM]
 

MAKE                    YEAR                      MODEL              CYLS       CARB NUMBER TYPE     

DODGE                 1969                       170 S/T                 6              R-4601                

I.H.C.                     1969                       392                                        R-4237-2A         4150      

I.H.C.                     1969                       392                                        R-4237A            4150      

I.H.C.                     1969                       392                                        R-4264-1A         4150      

I.H.C.                     1969                       392                                        R-4264A            4150      

I.H.C.                     1969                       392                                        R-4312-1A         4150      

I.H.C.                     1969                       392 ST                                  R-4323-1A                         

I.H.C.                     1969                       392 ST                                  R-4237-1A         4150      

I.H.C.                     1969-72                 392                        8              R-6390-3A          

I.H.C.                     1969-72                 392                        8              R-6390A              

I.H.C.                     1969-74                                               8              R-4313-1A           4150

I.H.C.                     1969-74                 392                        8              R-4324-4A, R-4324, R4324

I.H.C.                     1970                      392                                        R-4264A             4150      

I.H.C.                     1970                      392                                        R-4313A             4150

I.H.C.                     1970-74                 392                        8              R-4323-8A          4150      

I.H.C.                     1978                      392                                        R-8233A             4150      

UNKNOWN                                                                                       R-4323-5A                         

UNKNOWN                                                                                       R-4324-2A          

UNKNOWN                                                                                       R-4324-1A                         

UNKNOWN                                                                                       R-4323A                             

UNKNOWN                                                                                       R-4312-2A          4150      

UNKNOWN                                                                                       R-4323-6A                         

UNKNOWN                                                                                       R-4323-4A                         

UNKNOWN                                                                                       R-4323-3A                         

UNKNOWN                                                                                       R-4312-3A          4150

UNKNOWN                                                                                       R-4572-2A                         

UNKNOWN                                                                                       R-4312A             4150      

UNKNOWN                                                                       8              R-4313A-1A        4150      

UNKNOWN                                                                       8              R-4313-2A          4150      

UNKNOWN                                                                                       R-4323-7A                         

UNKNOWN                                                                                       R-6390-2AAS                    

UNKNOWN                                                                                       R-8233-2A                         

UNKNOWN                                                                                       R-8233-1A                         

UNKNOWN                                                                                       R-7581A                             

UNKNOWN                                                                                       R-7580A              

UNKNOWN                                                                                       R-7218A                             

UNKNOWN                                                                                       R-7218-1A                         

UNKNOWN                                                                                       R-7029A                             

UNKNOWN                                                                                       R-7029-1A                         

UNKNOWN                                                                                       R-6803A                             

UNKNOWN                                                                                       R-6803-4A                         

UNKNOWN                                                                                       R-6803-3A                         

UNKNOWN                                                                                       R-4324A                             

UNKNOWN                                                                                       R-6803-1A                         

UNKNOWN                                                                                       R-4324-7A                         

UNKNOWN                                                                                       R-6390-1A                         

UNKNOWN                                                                                       R-4602A                             

UNKNOWN                                                                                       R-4602-2A                         

UNKNOWN                                                                                       R-4602-1A                         

UNKNOWN                                                                                       R-4601A                             

UNKNOWN                                                                                       R-4601-2A                         

UNKNOWN                                                                                       R-4601-1A                         

UNKNOWN                                                                                       R-4599A                             

UNKNOWN                                                                                       R-4599-1A                         

UNKNOWN                                                                                       R-4572A                             

UNKNOWN                                                                                       R-4572-1A                         

UNKNOWN                                                                                       R-6803-2A