2006 polaris Sportsman 500 ho Efi won’t start I need answers

My 2006 Polaris sportsman still won’t start I have asked questions ,read every forum that I think will work
I’m just going to put a list of what’s been replaced up to date

Fuel pump $65
Regulator
Fuel lines $80
Fuel filter $20
Injector $120
ECM or PDM (aluminum cast housing) $620
Tbap sensor $12
Tbap harness $112
IAC module $26
IAC harness $26
Atv will fire with starting fluid
Not under its own fuel delivery
Compression is 100
Fuel psi is 45
Engine only has 150hrs
What else should I do