STC SA02256CH

Part 3 of the Civil Air Regulations.

(See Type Certificate Data Sheet No A3SO for complete certification basis)

Installation of a Hartzell Propeller model HC-I3Y (scimitar) into a Piper model PA-32 aircraft.

Installation of Hartzell HC-C3YR-1RF/F7693F or Hartzell HC-I3YR-1RF/F7693F constant speed propeller in accordance with Professional Pilots Inc. Installation Instruction #SUTN3201, approved September 15, 2005 or later FAA approved revision.

1. Compatibility of this design change with previous modifications must be determined by the installer.

2. Hartzell HC-C3YR-IRF/F7693F is only applicable on aircraft currently equipped with a Hartzell HC-C2Y(K,R), or Hartzell HC-C3YR series propeller.

3. Hartzell HC-I3YR-1RF/F7693F is only applicable on aircraft currently equipped with a Hartzell HC-I3YR series propeller.

4. Aircraft must be equipped with a Lycoming IO-540-K1A5(D), or Lycoming IO-540-K1G5(D) engine.

5. If the holder of this certificate agrees to permit another person to use this certificate to alter another aircraft, the holder shall give that person written evidence of that permission, and that written evidence must be maintained in the aircraft permanent records.

Professional Pilots Inc.

12304 West 165th Street Lowell, IN 46356 A3SO Make : The New Piper Aircraft Company Inc.

Model : PA-32 series aircraft

Date of application : March 12, 2005

Date of issuance : March 10, 2006

( Signature) Thaddeus D. Krolicki Jr.

Manager, Propulsion Branch Chicago Aircraft Certification Office

( Title)

FAA FORM 8110-2-1(10-69) PAGE 2 of 2 PAGES

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