Inlet Needle Steel

Inlet Needle Steel Seat Size 0.110" in. Adjustable

PART# 6-500-2

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“Steel-tipped” inlet needles are necessary when using exotic racing fuels or alcohol or when using benzine or acetone additives. 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.


  • Operation Is Simple
  • Steel Inlet Needle
  • Adjustable


Product TypeNeedle And Seat Assembly
Part Number6-500-2
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