Other videos show how the tear down to get ready to swap head bolts for studs. This one assumes you have done the tear down and here we focus on the correct technique when installing the studs and torquing the nut - the most critical part of the process. Detailed documentation on not only the head stud, but on full tear down and reassembly for head studs and fuel injectors is also offered via email. You spent a lot of money on studs. Here I'll try to help you install them correctly and easily.