Holley Vacuum Secondary Housing Assembly. New Vacuum Diaphragm and hardware.
Holley Carburetor vacuum secondary rebuild kit 390-780
HOLLEY CARBURETOR VACUUM SECONDARY DIAPHRAGM LEVER ASSY.
68-70 Mustang Shelby Cougar 390 427 428 Holley Carburetor Vacuum Port Fitting #3
Rebuild Renew Kit Vacuum Secondary Fits: Holley Carburetor 600 670 750 1850 3310
Vacuum Secondary Spring Adjustment Kit Assortment Fits: Holley Carburetor 4160
