STC SA02087CH

Part 3 of the Civil Air Regulations.

(See Type Certificate Data Sheet No. 1A2 for complete certification basis)

Installation of MT-Propeller model MTV-15-C/200-50 or MTV-15-B/210-58 constant speed propeller in accordance with Professional Pilots Inc. Applicability List #SUTN501MT, dated 12/20/04, or later approved revision and Professional Pilots Inc.

Installation Instructions #SUTN502MT, dated 12/20/04, or later approved revision.

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

2. Aircraft must be previously modified in accordance with Professional Pilots Inc. Sutton Exhaust System STC ST01920CH, or other approved means to allow adequate clearance for propeller governor installation.

3. This STC only applies to those engines which are capable of being modified to accommodate a constant speed propeller in accordance with Lycoming Service Instruction No. 1435.

4. MT MTV-15-C/200-50 propeller is also applicable to above listed aircraft which have been previously modified with 160 H.P.

engines in accordance with Crosswinds STOL STC SA682AL or other approved means.

5. MT MTV-15-B/210-58 propeller is applicable to above listed aircraft which have been previously modified with 180 H.P. engines in accordance with STC SA36RM or other approved means.

6. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Professional Pilots Inc.

12304 West 165th Ave.

Lowell, IN 46356 1A2 Make : The New Piper Aircraft, Inc.

Model : PA-18, PA-18A, PA-18S, PA-18AS series aircraft with Lycoming 0-320 or 0-360 engines.

Date of application : March 18, 2004

Date of issuance : March 22, 2005

( Signature) Thaddeus D. Krolicki, Jr.

Manager Propulsion Branch Chicago Aircraft Certification Office

( Title)