"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.

Features:
  • Adjustable
  • Steel Inlet Needle
  • Operation Is Simple
  • More From This Category

    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 Carburettor Needle and Seat 0.130 in. Viton Center Hung Bowl Barry Grant Demon Quick Fuel Pair

    Holley Carburettor Needle and Seat 0.130 in. Viton Center Hung Bowl Barry Grant Demon Quick Fuel Pair

    $61.99

    View
    Holley Needle and Seat Viton Adjustable 0.097 in. Seat Side-Hung Floats Each

    Holley Needle and Seat Viton Adjustable 0.097 in. Seat Side-Hung Floats Each

    $32.61

    View
    Holley Needle and Seat Viton® Non-Adjustable 0.101 in. Seat Side-Hung Floats Each

    Holley Needle and Seat Viton® Non-Adjustable 0.101 in. Seat Side-Hung Floats Each

    $32.61

    View