ADVICE:Baseline carb jetting/engine timing/spark plugs

Almost ready to fire up my 360 MAG since rebuild
Need advice on starting points for jetting / timing/plugs

Heres the specs:

92 360 Magnum
bone stock block/ rods/pistons/ crank/ std bore
stock heads
crosswind air gap intake
mopar performance distributor
msd6al/blaster coil
out of the box Holley 650 double pumper
cam 512 exhaust 496 intake 220@50 ( 276/286 advertised) lsa 113.5
hughes single valve springs/retainers/locks
3.91 sure grip
street fighter converter advertised 3500 stall
150 shot of nitrous
car is 3200 lbs
early 340 exhaust manifolds

im at a total loss for jetting
was considering 33 total degrees all in by 2500 for the dizzy
not sure about initial advance
totally clueless on plugs