need cam advice...building stroked 383(3.75 stroke),30 over block,pistons flat top with 4cc valve relief,(440 source kit,with balancing and special bearings), 346 heads(they have been CnC ported,2.14,1.81 valves,unshrouded,milled .007,etc,),ductile iron adjustable 1.5 bushed rocker setup by rocker specialities,stock intake has been extrude honed,original holley carb has been blueprinted , stock high performance exhaust manifolds and ecs correct exhaust system,blueprinted oil pump and distributor,steel shim(.020 )head gasket,stock oil pan and valve covers,fuel pump,balancer,factory 727 automatic trans with 3.23 gears,engine in 71 cuda convertible with air conditioning and power brakes,etc(need vacuum)want low end torque...pistons .025 in hole, want to use hydraulic flat tappet cam...like xe 525....need opinions....car is original so want to maintain original look for engine componets...thx keith