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FR-4781S Holley Double Pumper Carburetor - Factory Refurbished

850 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline;

This is an official Holley Performance Factory Refurbished Carburetor.;

  • Shiny finish for good looks
  • Optimized street/strip calibration that works out-of-the-box
  • Manual choke (Cable driven, hand operated) for precise cold start control
  • Mechanical secondaries for awesome tire turning performance
  • 4 corner idle allows you to precisely control your idle system
  • Dual accelerator pumps for additional fuel under initial acceleration
  • Dual feed fuel inlets for constant high volume fuel delivery
  • Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!

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