start up in park or neutral ?

going to start a new rebuilt motor, car was sitting and fluid drained back into pan plus putting a brand new torque converter in. added about a quart to the new converter before i put it in. i want the the fluid to go into the converter on start up. will be breaking in cam for 20 minutes, should i start it up in neutral, will that put the fluid back in the converter better then in park. thanks
Author: mr gtx