Holley Carburettor rebuilding kit For most 4160 Carbs (Will Also fit 4150). This USA Sourced Holley rebuild kit covers 4160 carbs 80457, 1850, 3310-3, 80508. 390,450,600 & 780 CFM 4160 Holley Carbs. Complete rebuild kit for all Holley 4160 carburettors.
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