Home » Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore - Manual Choke - Mechanical Secondary - Dual Inlet - Silver
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore
Holley

Holley Double Pumper Model 4150 650 CFM 4-Barrel Carburetor - Square Bore - Manual Choke - Mechanical Secondary - Dual Inlet - Silver

Only 2 left
SKU: HLY0-4777S
Carburetor, Model 4150, 4-Barrel, 650 CFM, Square Bore, Manual Choke, Mechanical Secondary, Dual Inlet, Silver, Each

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$586.95
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Holley Double Pumper Carburetor 0-4777S Shiny Finish - 4 bbl - 650 CFM - Mechanical Secondary - Model 4150 - Manual Choke - Not Legal For Sale/Use In California

  • Mechanical Secondary
  • Dual Accelerator Pumps
  • Manual Choke
  • Two Corner Idle
  • Dual Feed Fuel Inlet
  • 1 Timed Port/1 Vacuum/1 PCV Port
  • Intended For Lightweight Vehicles w/Manual Trans.
  • Installation And Tuning DVD Incl.

    • Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

    This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.

  • 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
  • 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!

    • Product Description:

  • Carburetor
  • Double Pumper
  • Model 4150
  • 4-Barrel
  • 650 CFM
  • Square Bore
  • Manual Choke
  • Mechanical Secondary
  • Dual Inlet
  • Aluminum
  • Tumble Polished
  • Sold Individually
    • For over a century Holley has driven the cutting edge of fuel-system design. That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. Top brands like MSD, Flowmaster, Hurst, Accel, and many more make up the industry’s leading offering of enthusiast-driven products to deliver robust, complete performance solutions for builders, racers, and drivers. From propelling the LS-, Coyote-, and Gen 3 Hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holley’s commitment to its customers and their cars is at the core of everything we do.