Scratchy, that carb has manual secondaries. It is probably 500cfm or less. They came on 426 wedge, 440, and 383's IIRC. I have 3 or 4 of them.

It would work good on a slant.

www.moparfins.com is where I got the info. They have an extensive carb list.

BTW they take a smaller neck air cleaner.

"The only thing to do for triumph of evil is for good men to do nothing"

"NUNQUAM NON PARATUS!"