Easiest way is with a cheap trigger/remote starter. Pull all the plugs and use that.
Use the EO/IC method to check lash/rocker adjustment.
https://www.youtube.com/watch?v=mMX9994mTnA
that link is a guy do that in principle - just skip all the homemade remote starter nonsense .
Keep reading/learning. HR's will tic - if you are like me, you'll mess with it until you are positive that its just HR lifter noise.