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Holley Performance Parts
Holley 0-4780S
Holley 0-4780S Carburetor 800 CFM Classic- Shiny 500x500
[click to enlarge]
Holley 0-4780S
* Mechanical secondaries
* Dual accelerator pumps (Double Pumper®)
* Manual choke
* Two corner idle
* Dual feed fuel inlet
* 1 timed (spark) port, 1 full vacuum, and 1 PCV port
* Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing

Not legal for sale or use on pollution controlled motor vehicles.
Retail Price: $582.95
Our Price: $523.95
UPC 090127427460
Free Shipping and Handling for orders over $99!
(US only. Excluding any oversize charges.)
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1Estimated Shipping Dates are based on available inventory and the nearest warehouse.
Performance Parts is a Holley authorized performance retailer
Product Info Related Items
Holley 0-4780S "Double Pumper" Four Barrel Street/Strip Carburetor

The famous Holley Double Pumper is an ideal choice for both street and strip applications. It has mechanical secondaries and dual accelerator pumps for additional fuel under hard acceleration and tremendous performance for lightweight vehicles with manual transmissions or low gearing. It features dual fuel inlets, dual metering blocks to allow precise control of secondary jetting, a manual choke, power valve blow out protection, and it was 100% wet flow tested before it left the factory.

800 CFM
Polished finish, order Holley 0-4780C for dichromate finish
Shipping Weight/Dimensions:
Weight:13.25 lbs
Height:7.00 in.
Length:11.00 in.
Width:12.50 in.
Shipping from warehouses in the U.S. and Canada!
Performance Parts has over 20 warehouses in the U.S. and Canada so you can get your parts duty free! Call for availability.
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Holley 108-89-2 Metering Block Gasket.
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Secondary metering block gasket on double pumpers.
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Holley 108-83-2 Blue non-stick fuel bowl gaskets Fits Holley 2300 ,Holley 4150 , Holley 4160 and Holley 4500 two circuit carburetors
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Holley 134-104 Secondary Fuel Bowl
• Secondary Fuel Bowl
• Center-hung-float style
• Used on Double Pumpers excluding 4165
Holley 134-103
Holley 134-103 Primary Fuel Bowl
• Primary Fuel Bowl
• Center-hung-float style
• Accelerator pump and fuel inlet provision
• Used on 3310
• Used on Double Pumpers excluding 4165
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Holley 37-933 "Trick Kit" carburetor rebuild kit
Fits Holley 2300, 2305, 4150, 4160, 4165, 4175, 4180, and 4500 models
- Last Updated: 2016-06-07 10:24:29 -
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