Holley 0-4781C 850 CFM Double Pumper Carburetor, Mechanical Secondary, Manual Choke, Dichromate

$900.42
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SKU:
HLY0-4781C
MPN:
0-4781C
UPC:
90127471081
Condition:
New
Weight:
13.99 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

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This carburetor features dual metering blocks, power valve blow-out protection, dual feed fuel inlets, and dual accelerator pumps to allow fine tuning of the secondary jetting. The manual choke is used for easy control of engine warm-up and a center hung float is also included. This carburetor is calibrated for gasoline.


Features
  • Mechanical secondary dual accelerator pump is for additional fuel under initial acceleration
  • Dual feed fuel inlet with mechanical secondary type
  • Dichromate finish with center hung floats
  • Manual choke for easy control of engine warm up
  • 100-percent wet-flow tested and calibrated for street drivability
  • CFM:
    850
    Fuel:
    Gasoline
    Number of Barrels:
    4
    Carburetor Flange:
    Square bore
    Choke:
    Manual
    Secondary Type:
    Mechanical
    Fuel Inlet:
    Dual
    Carburetor Material:
    Zinc
    Carburetor Finish:
    Dichromate
    Primary Jet Size:
    80
    Secondary Jet Size:
    80
    Primary Power Valve (Hg):
    6.5
    Secondary Power Valve (Hg):
    N/A
    Primary Inner Air Bleed Sizes Included:
    N/A
    Secondary Inner Air Bleed Sizes Included:
    N/A
    Throttle Bore Size:
    1.6880 in.
    Throttle Linkage Type:
    Universal
    Primary Pump Nozzle Size:
    31
    Secondary Pump Nozzle Size:
    31
    Carburetor Height (in.):
    N/A
    Ford Kickdown:
    No
    Booster Type:
    Down-leg
    Bowl Inlet Size:
    N/A
    Vacuum Ports:
    1 timed (spark) port, 1 full, and 1 PCV port
    Universal:
    Yes
    Quantity:
    Sold individually.