Order by phone 1-888-485-5072
Click on image to zoom

Holley Performance 0-4777S Double Pumper Carburetor

348381 - 0-4777S

Shiny Finish - 4 bbl - 650 cfm - Model 4150 - Manual Choke - Mech. Secondary - Dual Fuel Inlet - Gasoline

0-4777S Double Pumper Carburetor Holley Performance

View the Full List of Automotive Applications »

Pricing: $502.95


Holley Performance - Double Pumper Carburetor - Part#: 0-4777S Features:

  • Shiny Finish For Good Looks
  • Optimized Street/Strip Calibration That Works Out Of The Box
  • Manual Choke For Precise Cold Start Control
  • Mechanical Secondaries For Awesome Tire Turning Performance
  • Dual Accelerator Pumps For Add. Fuel Under Initial Acceleration
  • Dual Feed Fuel Inlets For Constant High Volume Fuel Delivery
  • Lightweight Vehicles w/Auto Trans w/High Stall/Low Gearing
  • 100 Percent Wet-Flow Tested To Assure It Arrives Ready To Run

Product Documents:

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the Double Pumper Carburetor.


Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.


  • 348381 - 0-4777S
  • 348381
  • 0-4777S
  • 090127427392
  • Holley Performance
  • New

Shipping Information

  • Item Requires Shipping
  • 14.0 lbs.
  • W11.0000” x H7.3800” x L12.5000”

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.

Share Holley Performance 0-4777S Double Pumper Carburetor on Facebook

Items: 0
Total: $0.00

Can't find what you need? Questions?

Just ask us! ... Use our online email form to submit details on what you are looking for. We will do our best to locate this part for you!

Why Shop From Tognottis Auto/Truck?

Extensive Selection

Covering all of your truck accessory and performance parts needs.

Low Prices Everyday

See it for less? Let us know! Request a price match.

Fast Shipping

See our detailed shipping rates.Easy Returns. View our policies and procedures.

Superior Customer Service

Find the answers to commonly asked questions.

Secure Web Transactions

All transactions involving personal information are secured through SSL encryption.