There are a lot of enthusiasts that would kill for that carburetor ☺

Seriously, probably the very best carb you could have on a 270.

Suggested initial settings:

Idle - 1 turn from lightly seated
Main - 2 1/2 turns from lightly seated.

Jon.

Good carburetion is fuelish hot air
The most expensive carburetor is the wrong one you attempt to modify.
If you truly believe "one size fits all," try walking a mile in your spouse's shoes!
The Carburetor Shop