Item #
21652
BRAND: Holley
Holley 450 CFM Universal Tunnel Ram Carburetor 0-9776
Model 4160, 450 CFM, Tunnel Ram Carburetor-4160
Model 4160, 450 CFM, Tunnel Ram Carburetor-4160
Model 4160, 450 CFM, Tunnel Ram Carburetor-4160
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Product Overview:
Description
The 0-9776 450 CFM mechanical secondary carburetor is designed as a universal performance carburetor for use on tunnel ram applications.
Features:
- Universal Holley 4-Barrel Carburetor
Specifications
Booster: Straight
Brand: Holley
CFM: 450
Choke: None
Emission Code: 3
Finish: Gold Dichromate
Flange Size: Square Bore
Fuel: Gasoline
Fuel Inlet: Single
Material: Zinc
Model: 4160
Primary Main Jet: 58
Primary Power Valve: 8.5
Primary Pump Nozzle Size: 31
Product Type: Carburetor
Secondaries: Mechabical
Supercharged Application: No
Throttle Bore: 1.5
Part Number: 0-9776
EMMISIONS
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
• 1965 and older U.S. manufactured California Certified vehicles
• 1967 and older U.S. manufactured Federally Certified vehicles
• 1967 and older Foreign manufactured vehicle
The following vehicles are considered Racing Use Only Vehicles:
• Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
• 1966 and newer U.S. manufactured California Certified vehicles
• 1968 and newer U.S. manufactured Federally Certified vehicles
• 1968 and newer Foreign manufactured vehicle
Shipping & Handling
In the Box
Guides & Accessories
Instructions
***Because of its universal calibration, this carburetor is a square-bore type and should not be used with adapters on spread-bore type intake manifolds. ***This carburetor is not designed to pass any emission laws. ***This carburetor features a mechanical secondary without a secondary accelerator pump. It is not intended for use in 1x4 carburetor applications. It is intended for use on a tunnel ram set ups only.
Aerosol Details
Consumables
N/A
Reviews
Questions & Answers
Would this be a good carb to run in pairs on an Offenhauser crossram?
Cannot be sure
Date published: 2023-09-14
Would this carb be good for use on a Holley Pro Dominator Tunnel Ram? I have a pair of Holley 600 Double Pumper Carbs 4776 from a super charger application. And been told by Holley, with the right tuning would work. I’m running 12.1 comp, 3,500 sta
The Holley 450 CFM carb has been successfully used on tunnel ram applications for many years. Unfortunately due to the technical nature of your question we would recommend you contact Holley Performance @ 1-866-464-6553 for further details.
Date published: 2020-11-18
Will it fit on a mummert after market 4barrow aluminum intake on a 292 Ford y block
This carb would not be a good match for that application. I would recommend something like 21666 or 21637.
Date published: 2019-12-20

Holley 450 CFM Universal Tunnel Ram Carburetor 0-9776
$538.95
In Stock