ATM/Holley verses Carter 625 AFB

Here let me show you again:

https://www.motortrend.com/news/how-to-pick-the-best-carburetor-for-a-street-strip-car/

Imagine running quickest with a 650 DP on 425 CI with all those pumping losses......and 5.5 inches of vacuum at WOT. Greg Kuchel had no problem making stupid power with just an old 750.

Fuel is a hydrocarbon. Every fuel is different dependent on what the fuel chemist choses to use in his blend. What doesn't change is the chemistry and process of combustion.

While you obsess about airflow you miss the most important fact about an Internal Combustion Engine......COMBUSTION!
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