Delphi EV6 fuel injector
Standard size injector
Uscar port
2 hole nozzle

GM 3.5L LX9 3500 High Value motor

ACDelco 217-1606
Delphi FJ10574
GM 12568155

other part numbers
Airtex 4G1913
AUS MP-10663
GB Reman 832-11194 
GP Sorensen 800-1612N
SMP FJ649