depends on what vehicle you're talking about

edit: just noticed the 82SD in your sig., but I don't have the manual for that one. On the 603 engine the bolts are either 10 or 25, depending on which size bolt you are talking about (there are 2 different types).

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-justin

1987 300TD, 1987 300TD
2008 R32, 2000 Passat Wagon