I have an old large Ford air cleaner from the 60's with an AC Delco filter, #A81C, in it.
Can anyone tell me what that number once fit, or what may now be available from AC or anyone else?
The auto parts stores should have a conversion chart for AC Delco filters, even for one that old.
Gen 8 Impala SS Cabin Air Filter Plenum Water Intrusion Filter AC Delco # CF174 or GM # 25958653
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