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Vehicle Info Needed0-4781S Zinc-Coated Double Pumper Carburetor 850 cfm
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Lowest Price Guarantee- Zinc-Coated Double Pumper Carburetor
- 850 cfm
Holley 0-4781S Zinc-Coated Double Pumper Carburetor 850 cfm Features:
- Mechanical Secondary
- Dual Accelerator Pumps
- Manual Choke
- Four Corner Idle
- Dual Feed Fuel Inlet
- 1 Timed Port/1 Vacuum/1 PCV Port
- Intended For Lightweight Vehicles w/Manual Trans.
- Installation And Tuning DVD Incl.
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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Holley Double Pumper carburetors are a perfect performance upgrade for hot street cars and race vehicles. Double Pumper carburetors are an American icon when it comes to performance carburetors. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the street or the quarter mile.
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The Double Pumper is designed for use on lightweight vehicles with a manual transmission or an automatic transmission with a high stall and low rear end gears. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and a manual choke for easy control of engine warm up. Don't trust your performance to just anyone, Holley is the only modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.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
- 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% wet-flow tested by Holley technicians to assure it arrives ready to run!
JEGS Easy Kits are designed by JEGS professionals so you get all the parts you need. Double Pumper Carb Kits include a Zinc Double Pumper Carburetor, braided fuel line & gauge.
Items You Need
JEGS
Carburetor Fuel Inlet AN Fittings -6 AN to 7/8"-20
Part Number : 555-100500
![Dual Feed Fuel Line Kit for Holley 4150 Carburetors [-6 AN, Blue/Red]](https://www.jegs.com/images/mini_200/500/555/555-100824.jpg)
JEGS
Dual Feed Fuel Line Kit for Holley 4150 Carburetors [-6 AN, Blue/Red]
Part Number : 555-100824
![Carburetor Standard Main Jet Kit with Case [Sizes: 70-80]](https://www.jegs.com/images/mini_200/500/555/555-15020.jpg)
JEGS
Carburetor Standard Main Jet Kit with Case [Sizes: 70-80]
Part Number : 555-15020
JEGS
Regulator Mount with Hard Line Kit For 4150-Style Carburetors
Part Number : 555-15081
JEGS
Clear-View Sight Plugs For Holley Carburetor Fuel Bowls
Part Number : 555-15214
![Throttle Bracket with Return Springs for GM Style Cable [Clear Anodized Finish]](https://www.jegs.com/images/mini_200/500/555/555-15230.jpg)
JEGS
Throttle Bracket with Return Springs for GM Style Cable [Clear Anodized Finish]
Part Number : 555-15230
![Transmission Kickdown/TV Cable Alignment Corrector Fits 4150/4160 Carburetors [700R4 Transmissions]](https://www.jegs.com/images/mini_200/500/555/555-157300.jpg)
JEGS
Transmission Kickdown/TV Cable Alignment Corrector Fits 4150/4160 Carburetors [700R4 Transmissions]
Part Number : 555-157300
JEGS
Throttle Lever Extension Converts Universal Linkage to Chrysler
Part Number : 555-157302
JEGS
Throttle & Kickdown/TV Cable Bracket Fits 4150/4160 Carburetors
Part Number : 555-157310
![Air Cleaner with Smooth Top 14 in. x 2 in. [Chrome-Plated]](https://www.jegs.com/images/mini_200/500/555/555-50000.jpg)
JEGS
Air Cleaner with Smooth Top 14 in. x 2 in. [Chrome-Plated]
Part Number : 555-50000
JEGS
Part Number : 555-100500
JEGS
Part Number : 555-100824
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EASY KITS
