As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PARTS BOOK SHOWS 2 DIFFERENT FUEL PORT PLACARDS. WHEN ORDERING THE PLACARD REQUIRED BY THE P.O.H., THE PIPER FACTORY SUPERCEDES TO THE PLACARD FOR THE NEWER MODEL. THIS IS IN ERROR AND PIPER IS CREATING AN UNAIRWORTHY ANSWER -- PN 45-682 IS S/S FROM PN 35669-163.