Help with BB combo

[Ont67shortbox]

Hi I am currently building an engine for my 67 need to know if my combo will be good or needs tweaking in any areas. 454 .030 over,forged pistons .250 dome,*241* cast heads approx 113 cr/ 2.25/1.88 Ferrera valves,port matched,mild bowl work,CC 924 springs,1.7 Crane roller rockers,Comp 11-678-5 cam kit ,244/252 @.050,.590/.598 lift (solid)Weiand Team G or PP Hurricane intake with 800 cfm Holley, Hooker Super comp (2in) headers, Turbo 350 rebuilt with Neil Chance 3500 stall convertor,12 bolt posi with 3.73 gears, 31x13x15 tire,67 short wheel base,16 gal cell behind rear,battery relocated ,buddy buckets changed to race seats,coil springs with trailing arms , drop shocks,lowered 41/2 inches front 6 inches rear Is there anything I need to reconsider? This will be a 75% strip/ 25% street truck ,What ET/MPH can I expect?any help or ideas would be greatly appreciated, Thanks