Vacuum Secondary Diaphragm; Fits Most QFT/Demon/Holley;
Vacuum secondary diaphragm assembly. For use with Holley(R) 4-BBL. carburetors except early Chrysler (rod type stem)
Vacuum secondary diaphragm assembly. For use with Holley(R) 4-BBL. carburetors except early Chrysler (rod type stem)
- Vacuum Secondary Diaphragm