Been Considering replacing my eddy 4bbl TM7 setup with a Low Rise Dual 650 or 750 setup.

As is: 69 Coronet, she's 4k lbs w/driver(hey, i'm dieting), 496ci, stock alum. mopar heads,
1 7/8"headers, auto w/ stock 166k converter, 3:23 8 3/4 LS, no juice, TM7 w/perfectly jetted 800cfm, runs 11.90's at 116mph... all day