STC SA4NE

Number SA4NE This certificate issued to Revo, Incorporated 1396 Grandview Boulevard Kissimmee, Florida 34744

Part 03 of the Civil Air Regulations.

Original Product--Type Certificate Number : 1A13 Make : REVO Model : Lake LA-4-200

Description of Type Design Change: Installation of the Hartzell HC-E2YR-1BLF/FL7666A-2 or HC-E2YK- 1BL/L7666A-2 Extended Hub Propeller on aircraft equipped with Lycoming IO-360-A1B6 engine in accordance with Aerofab, Inc. Drawing No. 160013L (Rev.E) dated December 23, 1980.

Limitations and Conditions: Propeller diameter limited to maximum 74 inches, minimum 74 inches. Do not exceed 24 inches of mercury manifold pressure below 2450 RPM. This modification eligible only on aircraft equipped with Lycoming IO-360-A1B6 engine. Aerofab, Inc. AFM Supplement No. 5, Revised March 16, 1982, is required with this installation. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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.

Date of application : April 05, 1973

Date of issuance : October 24, 1973 Date reissued : October 06, 1989, November 20, 2002 September 30, 2004 Date amended : April 08, 1983

( Signature) Melvin D. Taylor Manager Atlanta Aircraft Certification Office

(Title)