engine timing 14t mark tbcdohc

In the book I have , it says that both 1 and 4 cylinder intake and exhaust cam lobes are supposed to be pointed to the spark plug! This when removing cam shafts. But when it is being installed, the cams. It says only number 1 cylinder cam lobes(intake and exhaust) are supposed to be pointed to...

So I'm currently in the process of putting my engine back together after completely resealing it and I've hit a wall. I'm just about ready to put my cams back in but while reading the manual I cam across it telling me this . What exactly is the "1,4T" mark/position? Does this mean that cylinders...