Dave..My wife races our cars...I'm waiting for the new engine that's being built right now...here's a list of what I've paid so far..
trans..$2,700
rotating assembly..$2,700
heads..1.300
first porting..500
second porting(first guy screwed up)..1,200(with valves,ret,locks,etc..)
intake..200
belt drive..650
oil system complete..1,000
roller cam,lifters,rockers..1,500
machine work and assembly/dyno..4,500
misc..2,000
I'm quite sure I left a lot out.....it is very expensive and this is on a sportsman level...the engine is a 499 MOPAR..750-800hp in a 2,800 lb Duster.........