If we are talking budget which all of us can relate to 327/350 is cheap compared to 383.You start adding the price tag for stroker
crank,stroker pistons, clearance the block for the stroker rods, internal balance external balance okay I have to buy a 400 flywheel, roller cam -vs- flat tappet .Ok it looks the same on the outside but those reciprocating parts cost money.Unlimited budget the 383 rocks , easy 400 hp/400 ft lbs torque .