who runs 13sec to 12.80 in the 1/4

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 4-speed to a 8 3/4 with 3.55 Suregrip. The car is mini-tubbed with 275-50Rx15 BF Goodrich TA's. Hooker headers to full 2.25" exhaust with Flowmaster mufflers and tailpipes to back bumper. Also running with 93 octane.