OOTB Stealth vs Prepped Stealth?

NICE! I had mine ported local to me (St. Paul MN). Same cost $600 do you do any runner volume measurements? IE a CC of the ports?

My 10.5:1 383 made 460hp/450ftlb on the dyno
.030" over 71 HP block
KB 5cc dome pistons
stock crank/rods
Comp 280H cam
Smith Bros custom pushrods
Crane gold 1.6 rockers
Ported Stealths w/ Comp springs
Unported Ede RPM
1/2" 4 hole spacer
Demon 750 Speed Demon
2" fenderwell headers








On a side note this is my 1,320th post! LOL 1/4 mile post if you will!