This would be a fun street motor. 520 HP - 540 TQ

-408 based on Magnum block
-RHS 360HPST iron heads, 2.02/1.60
-Hughes 236/242 @ .050 Hyd roller .557/.521 lift
-stock Magnum hydraulic lifters
-Dove/Racer brown rockers 1.6 intake 1.5 exhaust
-Performer RPM Air Gap
-Holley 870 Street Avenger
-1 5/8 x 2 3/4 dyno headers
-91 octane pump gas
-12.5 manifold vacuum @ 950 RPM
-398 CTQ @ 2000 RPM
-542 CTQ peak @ 4300 RPM
-520 CHP peak @ 5900 RPM
-500 CTQ from 3200 to 5200 RPM

https://board.moparts.org/ubbthreads/show...part=1&vc=1