Compression test results

Rather than mess around with the old carb I'm going to buy a new one and start fresh . After being on the phone with holley for 30min we narrowed it down to the two linked below. . What's everyone think ?

Quick Fuel BR-67331: Brawler Race Carburetor 750 CFM Mechanical Secondary / 4150 - Black/Red - JEGS High Performance

Quick Fuel BR-67201 Quick Fuel Brawler Race Series Carburetors | Summit Racing
If you’re just dying to spend money get the 850. You already have a 750. But you will have learned nothing. What happens when you have to tune the new carb? (Hint, you will have to tune the new carb).