How much horsepower can a 650 CFM carburetor support?

450-470 hp
So, using your Google-Fu you type “How much power can a 650 cfm carb support?” Well, chances are that you’ll get answers in the 450-470 hp range, but that’s not really the right way to look at it. In fact, horsepower—or even torque, for that matter—doesn’t matter at all.

How much fuel pressure does a Holley 600 need?

FUEL PRESSURE: This carburetor has been designed to work best at fuel pressures between 5 and 7 psi. Holley recommends 7 psi at idle, and a minimum 4 psi at engine redline.

Do carb spacers add power?

See all 7 photos Open spacers increase plenum volume and move the throttle blades away from the runner roofs, allowing the air/fuel mixture to turn more easily into the runners. They can add midrange and top-end power, but usually at the cost of some low-end losses.

What is the warranty on a Holley Fr 80457?

Holley Factory Refurbished FR-80457S are warranted for a period of 1 Year from date of sale for defects in material and workmanship. Any defective items will be repaired or replaced at Holley’s discretion. Performance upgrade for stock to mildly modified V-8 engines Calibrated for excellent street performance right out of the box

What kind of carburetor does Holley use for Street Warriors?

600 CFM Street Warrior Carburetor This is an official Holley Performance Factory Refurbished Carburetor. Factory Refurbished carbs are NOT old worn-out carbs that have been rebuilt. They are carbs that were returned under warranty.

Why choose Holley Performance Products?

Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley’s products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more.

What kind of parts does Holley make?

Holley’s products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From start to finish, Holley has the parts to make your dream a reality.