
Originally Posted by
AudiNike12
I appreciate all the info and help I can get :D I will try and put the old chain on with the new tensioner and see what happens. I've replaced a tensioner on a 2.4FSI before so I am familiar with the job.
Just a question. Before I took the damaged head off, I tried put a new tensioner in and put on the old chain. I tigthened up the cam adjusters to 80Nm but I skipped the last 90 degrees just because I just wanted to test if the chain was alright. The chain felt tight enough but when I started to turn the engine over by hand, the cams on the damaged head jumped forward 90 degrees(like smashed) and went out of timing. Could this be because I didn't tighten the cam bolts the last 90 degrees? Or could it be because of the bent valves(8 were damaged)? I mean, if a chain is stretched it wouldn't cause both cams to just jump forward 90 degrees right? It would just jump a tooth?
Are you sure you followed the entire procedure and had the chain engaged on both cam adjusters and the lower gear? They won't slip even if you don't do the 90 degree final step... It doesn't make sense that they would jump forward like that. Even if the chain were stretched, they wouldn't be able to jump that far, chain stretch is measured in fractions of a millimeter. You were rotating the engine clockwise and not counterclockwise, correct? :-)
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