just me, but I would go ahead and do the timing belt again if you know it's been five years since the last one. ... and while you're in there, a new water pump as well. I think that's an extra $60-80, but it's worth the peace of mind.
'86 325es (TURTL3): PJ peetsa hawler
'87 535is (BADWATER): almost done... really.
'86 325e (GRN HLL): DD/show/rocket
'04 x3 3.0i: Wife's Bimmer (manual, woot!) My BMW Blog