# STC SA1617NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Max R. Curry, United States
- Description: Installation of a Lycoming engine, sensenich propeller, engine mount, Monocoupue cowling, two six gallon auxilliary wing tanks, modified frieze style ailerons, wing flap removal
- Applied: October 10, 1978
- Status date: January 3, 1983
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-306](https://openairdocs.org/tcds/A-306)
- Certificate PDF: https://openairdocs.org/files/sha256/2f/2c/2f2c411d9afbb82aa233cd010af7884f1d182d120484b4161621abadd8cbc898
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5F4F10123B00CFEA86257A13006D2765.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1617NM

## ADs that name it (0)

None.

## Approved models (1)

- Monocoupe Corporation 90A ([TCDS A-306](https://openairdocs.org/tcds/A-306))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1617NM This certificate issued to:

TiO. BOx 2126 VANCOUVER, WA 98661 Part 4a of the CIVIl Air Regulations, and Aeronautics Bulletin 7-A.

Original Product - Type Certificate Number: A-306 Make: Monocoupe Model: 90A Description of Type Design Change: Installation of a Lycoming 0-360-A3A engine, Sensenich 76EM8S5-0-62 propeller, engine mount, Monocoupe Model 9UAL cowiing, two six gallon auxilliary wing tanks, modified frieze style ailerons, wing flap removal and associated systems in accordance with Max Curry Installation Instructions and photos (1) through (4).

Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Monocoupe, Model 90A, Serial Number A-811 only. A copy of this Certificate and Addendum shall be maintained as part of the permanent records for the modified aircraft. (Con't on Pages 3 and 4.)

Date of Application: October 10, 1978 Sale reisted:

Date of Issuance: January 3, 1983 Date Amended:

FEDERAL AVIATION inistrato (Signature ) TOMINIS TRATO Acting Manager, Seattle Aircraft Certification Office (Title )

47.

FAA FoR E110-2 (10-68)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) January 3, 1983 Number: SA1617NN Supplemental Type Certificate ADDENDUM NO. SA1617NM The conditions and limitations of Type Certificate Data Sheet A-306 applv except where superseded by the following:

Supplemental Type Certificate Data Sheet, which is part of STC SA1617NM, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Federal Aviation Regulations:

Supplemental Type Certificate HOLDER: Max R. Curry I. MONOCOUPE 90A 2 PL-SM, (LANDPLANE - STANDARD CATEGORY) AS MODIFIED BY STC 1617NM Engine: Lycoming 0-360-AЗA Engine Limits: 180 HP at 2700 rom, Take off and maximum continuous Fuel: 100/130 octane minimum aviation gasoline Propeller: Sensenich 76EM855-0-62 Serial Number Eligible: A-811 only Airspeed Limits: Never Exceed: 156 mph CAS Ultimate Flight Load Factors: +7.0, -2.8 Ultimate Landing Load Factors: Vertical: 6.5 Drag: 1.62 Side: 1.52 Maximum Weiqht: 1610 pounds

-ORM 8110-2-1 (10-69) PAGE 3 OF 4 PAGES C FAA AC 73-2651

STC SA1617NM January 3, 1983 Powerplant Instrument Markings: Cylinder Head Temperature:

Red Line - 500°F Maximum Oil Inlet Temperature:

Red Line - 245°F Maximum Placards: A. On the instrument panel in full view of the pilot:

**INTENTIONAL SPINNING**

PROHIBITED B. Place the following at each wing fuel cap:

TOTAL CAPACITY: 22 GAL.

**AVIATION GASOLINES**

- END Page 4 of 4 Pages

## Every issue (1)

- January 3, 1983: Issued, Current. [certificate](https://openairdocs.org/files/sha256/2f/2c/2f2c411d9afbb82aa233cd010af7884f1d182d120484b4161621abadd8cbc898)

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