SA00770SEOther aircraft modifications
Installation of two (2) Hartzel Model HC-B3Z20-2A/10151(B)-8(R), or two (2) HC-93Z20-2C/10151(B)-8(R) propellers on the above model aircraft, per James Metzger s Document JM0001, Revision A, dated January 10, 2000, or later FAA approved revision.
FAA holder: Metzger James R