Advice Needed - Can't Start Rebuilt 273

Follow toolmanmikes instructions.(FINGER OVER SPARK PLUG HOLE)
After you get the piston to top dead center and pull the distributor cap, you will know if it's 180 OUT, by the position of the rotor.
Use the firing order that he gave you and make sure the plug wires are going in the same direction as the rotor turns.(most important)
When trying to start a new motor it's so easy to mess this up because you can't wait to hear it run.GOOD LUCK!!!