Holley Header Carb SelectorView CartHolleyTVYouTubeTwitterFacebook
What item is right for you?
Ask our experts:


Suggested Retail: $42.95
Your Price: $37.95
FREE Shipping on orders over $100*
Buy Now

Vacuum Secondary Diaphragms and Service Parts

Secondary Diaphragm Housing & Cover

PART #: 34-503

UPC #: 090127055755

Chrome Replacement Secondary Diaphragm Cover And Housing
For Vacuum Secondary Carbs
Chrome Secondary Diaphragm Housing & Cover

Installation Notes
If carburetor is equipped with a black plastic cover then you must also purchase a special choke cable clamp kit, P/N 45-456, if you wish to retain hand choke cable operation.

  • Replacement Chrome Housing and Cover
  • For Vacuum Secondary Carbs

Shipping Dimensions
L 10.630 in. x W 7.630 in. x H 3.000 in.
Weight 2.000 lb.
*Free Shipping & Handling only offered to the continental US on orders over $100.

Holley | Hooker Headers | Earl's | Weiand | NOS | Flowtech
Copyright Holley Performance Products, Inc.
NASCAR© and NASCAR Performance© are registered trademarks of the National Association for Stock Car Auto Racing, Inc.
Web Index | Terms Of Use | Vendor | Corporate | Search