How Much Fuel Pressure Does A Holley 750 Carburetor Need

This carburetor has been designed to work best at fuel pressures between 5 and 7 psi. However, this number generally applies to naturally aspirated engines. If you have decent airflow through the carb at idle, working with the idle mixture and idle air bleed should be all you need. Web result and main jets. Web result explaining the importance of fuel pressure

Web result and main jets. The type of pressure regulator to use is one that references intake manifold pressure so at idle the fuel pressure is only about 3 to 4 psi. If you have decent airflow through the carb at idle, working with the idle mixture and idle air bleed should be all you need. Web result #4 · sep 19, 2011. Three 8” fuel lines can result in adequate (indicated) fuel pressures, but restricted fuel flow.

Three 8” fuel lines can result in adequate (indicated) fuel pressures, but restricted fuel flow. Web result according to holley, an engine typically requires.5 pounds of fuel per horsepower every hour at wide open throttle. Web result in carburetors, the fuel pressure determines the rate at which fuel is delivered to the engine. Running 8an feed from the tank, sumped, all the way to the carb and a 6an return line at the regulator. However, this number generally applies to naturally aspirated engines.

Web result general information: Web result the fuel pressure should not be a big factor in the idle mixture. The recommended fuel pressure for this carburetor is 6 ½ psi. Web result in carburetors, the fuel pressure determines the rate at which fuel is delivered to the engine. Three 8” fuel lines can result in adequate (indicated) fuel pressures, but restricted fuel flow.

The type of pressure regulator to use is one that references intake manifold pressure so at idle the fuel pressure is only about 3 to 4 psi. Three 8” fuel lines can result in adequate (indicated) fuel pressures, but restricted fuel flow. The recommended fuel pressure for this carburetor is 6 ½ psi. Three 8” fuel lines can result in adequate (indicated) fuel pressures, but restricted fuel flow.

Web Result Holley Fuel System Selection Chart Part Number Compatible Up To 18.5V Application Fuel Compatibility.

“what if it’s supercharged or turbocharged? This brawler carburetor has not been submitted for emission testing, therefore it is not c.a.r.b. The type of pressure regulator to use is one that references intake manifold pressure so at idle the fuel pressure is only about 3 to 4 psi. I'm lookin to get somthin bigger than a 600 holley what would the best pick for a street and strip 383.

Web Result I Have A Holley 750 That Was Showing 5.5Psi At The Fuel Log On The Carb.

Web result general information: I recommend you try the 600 before buying another carb right now. 8.0psi sounds kind of high, not sure if my pump is putting that much out or the lower 5.7psi. Then i might give that number a fudge factor to.

Three 8” Fuel Lines Can Result In Adequate (Indicated) Fuel Pressures, But Restricted Fuel Flow.

If you have decent airflow through the carb at idle, working with the idle mixture and idle air bleed should be all you need. Performance upgrade for stock to mildly modified engines. Holley recommends 7 psi at idle, and a minimum 4 psi at engine redline. Web result according to holley, an engine typically requires.5 pounds of fuel per horsepower every hour at wide open throttle.

The Fuel Level Was Set With 6 ½ Lbs.

They’re perfect for use with most low pressure mechanical as well as some electric fuel pumps. Web result in carburetors, the fuel pressure determines the rate at which fuel is delivered to the engine. Web result i'm not sure if i should start tuning on the carb or get a fuel pressure regulator and make sure the pressure isn't too high. The fuel level was set with 6 ½ lbs.

The fuel level was set with 6 ½ lbs. Web result in practice the fuel pressure is backed off until the oxygen sensors indicate the mixture is just starting to go lean and then increased by about 1/4 psi. 83k views 10 years ago. Web result explaining the importance of fuel pressure Any suggestions would be greatly appreciated, car should be able to run up to 6800rpm but i was running out of fuel by 5000rpm.