My son has run a traction limited 12.90 at 112 mph with his 70 swinger. Here is his combo, as far as I can remember.
360 crate motor, 9.5:1 comp. Eddy RPM heads, Air Gap intake, 780DP Holley, Mopar Performance .509 cam, Crane roller rockers, rotating assy is balanced.
Behind this is a...