9/16'' x 24 Fuel Bowl Threads
  • Holley single feed 600-660 Series, and all two barrel series carburetors


  • $25.99
    Estimated to ship direct from manufacturer on 02/27/23, pending manufacturer availability.
    Lowest Price Guarantee

    5/8'' x 20 Fuel Bowl Threads
  • Edelbrock Thunder Series, Performer Series and Carter AFB carburetors