need advice. working a 2000 A6 2.8 Q timing belt.after seting the crankshaft on marks,i took apart the timing belt,H20 pump, tensioner, tensioner lever andpulley all of them to be replaced with new parts, the question is, without moving the camshaft and crankshaft sprukets should i be concern about timing upon replacing the new belt? im puzzled at why seemingly every or most are of the oppinion that the timing needs to be done. secondly can any one tell me where to locate the crankshaft holder opening on this car? i use ALLDATA online manual which has a crapy sketch of this. plz help am alittle desperate at this point