NOS (16520NOS): Microswitch Bracket Kit for 4500 Gen 3 Dominator Carburetor

NOS has released a new billet microswitch bracket kit designed specifically for Holley’s Gen 3 Dominator carburetors. Featuring a laser-engraved NOS logo, this great-looking, anodized-aluminum black bracket will not flex or bend, allowing consistent nitrous activation every time. The 16520NOS kit includes bracket and microswitch.


  • Fits Holley Gen 3 Dominator carburetors.
  • Black anodized for good looks and corrosion protection.
  • Constructed from 6061 aluminum.
  • New microswitch included.
  • Adjustable switch engagement.
  • Billet design will not flex or bend—allowing consistent activation every time.
  • Provides a simple solution to microswitch mounting.
  • Laser-engraved NOS logo.

Comments are closed.