"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 or when using benzine or acetone additives.
  • Adjustable
  • Steel Inlet Needle
  • More From This Category

    Holley Needle and Seats Steel Adjustable 0.097 in. Seat Center-Hung Floats Pair

    Holley Needle and Seats Steel Adjustable 0.097 in. Seat Center-Hung Floats Pair

    $109.80

    View
    Holley Needle and Seat Lock Screw Replacement Adjustment Nut for Carburettors with Black Hardware Kit

    Holley Needle and Seat Lock Screw Replacement Adjustment Nut for Carburettors with Black Hardware Kit

    $14.47

    View
    Holley Needle and Seat Viton® Adjustable 0.110 in. Seat Side-Hung Floats Each

    Holley Needle and Seat Viton® Adjustable 0.110 in. Seat Side-Hung Floats Each

    $30.09

    View
    Holley Needle and Seat Steel Adjustable 0.110 in. Seat Center-Hung Floats Each

    Holley Needle and Seat Steel Adjustable 0.110 in. Seat Center-Hung Floats Each

    $105.06

    View