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Carburetor Base Plate, Billet Aluminum, Black, Holley 4160, R3310, R3310-1, R3310-2, R3310-4, R3310-5, R3310-6, Each

Upgrade your Holley or Proform carburetor body with Proform's new billet throttle base plates. Made from solid billet instead of die-cast aluminum for added strength and durability, these base plates come with button-head Torx throttle screws, adjustable secondary airflow cam brackets, timed and full vacuum tubes for accessories and tuning, slip link mechanical secondary linkage, and power valve blow-out protection.