Holley 4150 4160 4175 4180 Vac Secondary Diaphragm 35R-235A and 34R-381A

Suits High Performance

4150, 4160, 4175 and 4180 Holley vacuumn secondary 4 barrel carburettors

Includes carbs with these List Nos: R-1849, 1850, 3310-1, 3310-2, 3795, 4452-1, 4653, 6619-1, 6909, 6919, 7002, 7004, 7351, 7397, 8004, 8679, 9776, 9834 and many more

IMPORTANT to compare the stem length of the diaphragm and shape of flat section
This diaphragm has the 2.046” [51.9mm] shaft/stem

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

= Holley P/N 35R-235A; (34R-381A)