Holley 0-4779S Zinc-Coated Double Pumper 750 CFM Mechanical Secondary Carburetor w/Manual Choke
510-0-4779S
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Carburetors
Holley 0-4779S Double Pumper 4150 Carburetor Features:
- 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 the 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 percent wet-flow tested by Holley technicians to ensure it arrives ready to run
FAQ
How much HP will a 750 CFM carb support?
- A 750 CFM carb typically sustains around 400-500 HP on a high-performance engine.
- The Holley 0-4779S, a 750 CFM carb, suits engines with moderate to high power needs.
How much fuel pressure does a 750 Holley need?
- Generally, a 750 Holley carb requires around 5-7 PSI fuel pressure.
- Ensuring optimal fuel delivery, the 0-4779S operates efficiently within this pressure range.
Are Holley or Edelbrock carbs better?
- Holley and Edelbrock offer quality carbs, but preferences vary based on engine setup and driving needs.
- Some prefer Holley's performance-oriented approach, while others appreciate Edelbrock's user-friendly design.
What is the difference between Holley 4150 and 4160?
- The Holley 4150 features a secondary metering plate, allowing adjustment of the secondary fuel mixture.
- In contrast, the 4160 utilizes a metering block design, offering simplicity and ease of tuning.
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Specifications:
Motor Vehicles
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Tools:
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Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.