Thread: Brass washer for oil filter housing 87 300td??
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Old 10-28-2003, 04:34 PM
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gsxr gsxr is offline
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Join Date: Aug 2001
Location: USA
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I've seen many 87 OM603's with no copper seal ring used on the oil filter center shaft. Both my cars don't have one and I've never added one. No leak either. I use the large new copper seal on the drain plug. IMO, it's optional.
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