2 barrel to 4 barrel

Here's a stock low cr 2bbl 318 with headers to 4bbl and comp xe262h cam almost a 100 hp gain, 189 hp to 282 hp, who knows what the 4bbl would of made on it's own.

https://www.motortrend.com/articles/mopp-0312-318-long-block-bolt-ons/