"Steel-tipped" inlet needles are necessary when using exotic racing fuels. A .097" seat size should be used for small four barrel carburetors; a .110" seat size should be used for carburetors up to 735 CFM; larger seat sizes should be used with carburetors 750 CFM and larger. The following steel inlet needle and seat assemblies are available from Holley.

Features:
  • Compatable with alcohol, benzine or acetone additives.
  • Adjustable
  • Steel Inlet Needle
  • Operation Is Simple
  • More From This Category

    DiabloSport Intune, Intune3 Plat 2017 Ram 6.4L PCM Swap

    DiabloSport Intune, Intune3 Plat 2017 Ram 6.4L PCM Swap

    $1,553.92

    NOS Stainless Steel Braided Hose, -4AN, 20 ft, Blue, Each

    NOS Stainless Steel Braided Hose, -4AN, 20 ft, Blue, Each

    $248.56