Here are some thoughts I had on just this topic from a while back.MikeT wrote: BTW, having spoke to Citroen. they advise using new studs (if you can get them out!) and nuts as they're torque-to-yield. Thoughts?
http://www.frenchcarforum.co.uk/forum/v ... =3&t=43505
By the way, I understand that the injectors have to come out before the studs can be removed as there is a shoulder on the stud that the injector mounting clamp sits on!