What should carburetor position be at wide open throttle?
The carburetor should open smoothly to wide open throttle, and return to its full closed position when the linkage is released. At wide open throttle, all butterflies should be parallel to each other, at about a 90ยบ right angle to the baseplate gasket surface.
How is the carburetor attached to the baseplate?
Adjust the linkage rod or cable to the proper length, and then attach it to the baseplate linkage. Remember, the pedal should make contact with a positive stop just as the carburetor gets to wide open throttle. With the linkage rod or cable attached to the baseplate, make sure the carburetor can return to its curb idle position.
How do you install a new carburetor on a brawler?
1. Set old carburetor and new carburetor side-by-side on work bench. 2. Examine linkage connection (throttle cable [rod] and kickdown cable [if applicable]) transfer to new carburetor in same location if possible. 3. Install flange gasket over intake manifold studs on intake manifold, then install your new carburetor.
What’s the best way to disassemble a carburetor?
If you plan to disassemble a carburetor, it should be done with the carburetor removed from the intake manifold and placed on a clean workbench. To make the carb more stable, place it on a stand that supports the carb by its baseplate-to-manifold mounting holes. This also makes the disassembly job much easier.
What to do when your carburetor is not working?
Get the engine up to temp. 2. Shut the engine off. 3. Install a vacuum gauge to a full manifold vacuum port. 4. Turn the screws all the way in until lightly seated. 5. Next, back them out 1 full turn and restart the engine making sure the choke is completely off. 6.
How to find the list number on your Holley carburetor?
How to locate the list number on your Holley carburetor. A quick reference guide to common carburetor flange bolt patterns. How do I adjust the mixture screws on my carburetor? To set idle mixture screws: 1. Get the engine up to temp. 2. Shut the engine off. 3. Install a vacuum gauge to a full manifold vacuum port.
Can You Trust National carburetors to do the job right?
You can trust us to do the job right. We have rebuilt hundreds of thousands of carburetors since 1954. We carry carburetors for: American cars and trucks, import cars and trucks, antique cars, classic cars, muscle cars, boats, and industrial engines.
What do carburetors look like on a car?
All bolts and linkage parts are plated. The casings are tumble to chrome like finish. We use the proper parts to account for today’s gas and remove the inherent problems like hesitations, flat-spots and hard hot starting. Every carburetor is either flow bench or live engine tested.