The Mighty 396...NOT!

It's a 402 in 1970.

That carb is kind of small for that motor and it that an engine or chassis dyno?

Also how can it be a 650 carb when it clearly says in the beginning EFI build. So which is it carb or EFI?

Carb was baseline test....efi was later. You make the call....

http://www.truckinweb.com/tech/engine/1003tr_professional_products_powerjection_lll_efi_system/