How to Install a Holley Carburetor in a Chevy 350

Holley carburetors are considered as the most widely used as well as recognizable high-performance carburetors available in the market. As Chevy 350′s stock Rochester was basically manufactured for smooth operation for a day-to-day driving not for the high-performance applications for which Holley carburetors are designed. It is simple to replace the stock carburetor with a Holley unit which eventually increases the performance of a vehicle.

Things you’ll need:

The required tools to install a Holley carburetor in a Chevy 350 include the following:

• Pliers
• Wrench
• Plastic caps
• Carburetor gasket

Step 1:

Firstly take the air cleaner assembly out from the top of the stock carburetor. You will see Chevrolet air cleaner assemblies there connected to the top of the carburetor by means of a single wing nut, which installs onto a stud found at the top of the carburetor. The wing nut is positioned in the center of the top of the air cleaner assembly. Do away with this wing nut, and after that raise the air cleaner assembly up of the carburetor.

Step 2:

Next detach the throttle linkage and vacuum lines from the carburetor. You will notice that this throttle linkage is there on the driver’s side of the carburetor and is joined to the carburetor through a single clip. Use a pair of pliers to pull the clip off of the linkage arm, next slip the linkage away from the carburetor to detach it. In any case one rubber vacuum line is usually attached to the carburetor base. Where in a number of models there is more than one vacuum line based on which accessories the engine tend to own. Take each vacuum line away of the carburetor.

Step 3:

Now separate the fuel line from the carburetor. The fuel line normally connects with the front of the stock carburetor through a single nut. Use a wrench to loosen the nut, and then disconnect the fuel line by taking it away from the carburetor.

Step 4:

Now make use of a wrench to take each of the four nuts out that are there to attach the carburetor with the top of the engine, afterward raise the carburetor up of the engine. Remove a single nut that is found at each corner of the bottom of the carburetor. Pick the carburetor gasket up from the top of the engine later than the carburetor is removed.

Step 5:

Put a new carburetor gasket on the top of the engine, and lower the Holley carburetor on the gasket. Next mount as well as tighten each of the carburetor’s four retaining nuts by a wrench. Slip the tip of the fuel line in the fuel fitting on the front of the Holley; afterward use a wrench to tighten the nut on the end of the fuel line.

Step 6:

Place the end of the throttle linkage in the driver’s side of the carburetor, and after that put the clip over the linkage in order to secure it in appropriate place. There are a number of metal nipples on the base of the Holley. Plug any vacuum lines into these nipples. Next plug any vacant nipple by means of a plastic cap which you can easily acquire form an automotive parts stores.

Step 7:

Take a wrench and remove the stud in the center of the old carburetor with it, next put and tighten the stud in the top of the Holley. Slip the air cleaner assembly on the stud on the Holley; afterward tighten the wing nut onto the top of the air cleaner assembly for securing the assembly in suitable place and for finishing the installation as well.