That sounds like the normal lifter tick through the video. That will normally clear up after running it for a little bit, it's usually only pronounced on cold starts. The car might have been sitting without being run for a while, so that could cause the tick. The valves are self-adjusting using hydr...

They can get noisy as they get older. As bmdubya says, sometimes a higher engine mileage oil or heavier viscosity will quieten them down. The other thing that can help is to have the oil pan 'o' rings replaced if they have not already been done. They harden with age and reduce the oil pressure to th...