Holley 650 CFM 4150 HP Series Classic Carburetor, Mechanical Secondary - Gold Dichromate Finish
510-0-80541-2
Items You Need
650cfm
0-80541-2 Features:
- Includes notched floats and jet extensions
- Square-bore flange bolt pattern
- Contoured venturi inlet for balanced airflow and reduced turbulence
- Screw-in air bleeds for precise tuning
- Dual 30cc accelerator pumps provide additional fuel under initial acceleration
- High-flow metering blocks with reusable gaskets
- Dominator-style fuel bowls for plumbing lines on either side
- 4-corner idle for idle system control
- Progressive Secondaries for dialed-in starting line launches
- Stainless steel throttle plates
- 100-percent wet-flow tested for ready-to-race right out of the box
Technical Specifications:
- Primary main jet: 70
- Primary power valve: 6.5
- Primary pump nozzle size: 28
- Secondary main jet: 70
- Secondary power valve: 6.5
- Secondary pump nozzle size: 29
- Throttle bore: 1.688 in.
- Venturi size: 1.250 in.
- Straight booster
- 2-Circuit
Notes:
- Replaces Holley, Edelbrock, Carter AFB, and Autolite-style carburetors with 5-3/16 (.1875) in. x 5-5/8 (.625) in. bolt pattern
- An adapter is required to install on a spread bore-style intake manifold (sold separately)
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.