# STC SA1842NM - Type: Supplemental type certificate - Status: Current, Amended - Holder: CAVU Wings LLC, United States - Description: Installation of an Avco Lycoming O-360-A4M engine and a Sensenich 76EM8-0-60 propeller and associated installation components. - Applied: December 18, 1980 - Status date: March 26, 2020 - Product: Aircraft, Small Airplane - Certification basis: Part 3, Part 21, Part 23, Part 36 - Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13) - Certificate PDF: https://openairdocs.org/files/sha256/13/ac/13ac02cc032050daa78d74ef961ebbe16537421a8758411952d05037c9a76214 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/68D6B2FCBADA202F862585D9003E1D92.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA1842NM ## ADs that name it (0) None. ## Approved models (2) - The New Piper Aircraft Inc. PA-28-151 ([TCDS 2A13](https://openairdocs.org/tcds/2A13)) - The New Piper Aircraft Inc. PA-28-161 ([TCDS 2A13](https://openairdocs.org/tcds/2A13)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Possession of this Su pplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor t o alter an aircraft, aircraft engine, or propeller. FAA Form 8110-2 (5/14) Page 1 of 6 Number: SA1842NM This certificate issued to: CAVU Wings, LLC 112 Governors Square, Suite B Peachtree City, GA 30269 Part 23 of the Federal Aviation Regulations. See page 4 for complete certification basis. Original Product – Type Certificate Number: 2A13 Make: Piper Model: PA-28-151; PA-28-161 Description of Type Design Change: Installation of a Lycoming O-360-A4M, -A3A, -A4A or -A4N engine and a Sensinich 76EM8-0-60 or optional 76EM8-0-62 propeller and associated installation components in accordance with FAA approved CAVU Wings Installation Instructions dated April 12, 2019, Revision C or later approved revisions. See page 5 for FAA Approved AFM or POH Supplements required with this installation. Limitations and Conditions: The approval of this change in type design applies to the basic aircraft of the specified models that are otherwise unmodified. 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 of those other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. Supplemental Type Certificate addendum No. SA1842NM is part of this STC. 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: December 18, 1980 Date Reissued: May 10, 2005; August 20, 2018 Date of Issuance: March 25, 1983 Date Amended: August 23, 1984; August 12, 1986; April 6, 1995, September 4, 2019; March 26, 2020 By Direction of the Administrator Signature Title: Christina M. Underwood Manager, Atlanta ACO Branch FAA Form 8110-2 (5/14) Page 2 of 6 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Transfer the ownership of Supplemental Type Certificate Number: SA1842NM To: From: CAVU Wings, LLC 112 Governors Square, Suite B Peachtree City, GA 30269 Extent of Authority: N//A FAA Form 8110-2 (5/14) Page 3 of 6 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA1842NM **SUPPLEMENTAL TYPE CERTIFICATE ADENDUM NO.SA1842NM** The conditions and limitations of Aircraft Specification No. 2A13 apply except as follows. This addendum, which is part of Supplemental Type Certificate No. SA1842NM, prescribes conditions and limitations under which the product for which the Supplemental Type Certificate was issued meets the airworthiness requirements of the Civil Air Regulations. A copy of this Addendum shall be maintained as part of the modified aircraft’s permanent records. 1. Model PA-28-151, Cherokee Warrior, 4PCLM (Normal Category), 2PCLM (Utility Category, as modified per STC SA1842NM. Engine Lycoming O-360-A3A, -A4A, -A4M or -A4N with carburetor setting 10-5193 Fuel 100 Minimum Grade Aviation Gasoline Engine Limits Takeoff & Maximum Continuous Power 2700 RPM (180 HP) Maximum Normal Operating 2646 RPM (178 HP) Propeller and Sensenich 76EM8-0-60 Propeller Limits Diameter Maximum 76 inches Minimum 76 inches No further reduction permitted Static RPM Not over 2200 RPM Not under 2100 RPM No additional tolerance permitted Optional Propeller and Sensenich 76EM8-0-62 Propeller Limits Diameter Maximum 76 inches Minimum 76 inches No further reduction permitted Static RPM Not over 2340 RPM Not under 2240 RPM No additional tolerance permitted Powerplant Instrument Markings (See NOTE 2) Minimum Normal Caution Maximum Red Dial Green Arc Yellow Arc Red Dial Tachometer (RPM) - - 500 – 2646 2646 – 2700 2700 Oil Temp (ºF) - - 75 – 245 - - 245 Oil Press (PSI) 25 60 – 90 25 – 60 90 - 100 100 Serial Numbers Eligible: 28-7415001 thru 28-7615314; 28-7716001 & up FAA Form 8110-2 (5/14) Page 4 of 6 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA1842NM **SUPPLEMENTAL TYPE CERTIFICATE ADENDUM NO.SA1842NM** I. Model PA-28-161, Cherokee Warrior, 4PCLM (Normal Category), 2PCLM (Utility category), as modified per STC SA1842NM. Engine Lycoming O-360-A3A, -A4A, -A4M or -A4N with carburetor setting 10-5193 Fuel 100 Minimum Grade Aviation Gasoline Engine Limits Takeoff & maximum Continuous Power 2700 RPM (180 HP) Maximum Normal Operating 2618 RPM (177 HP) Propeller and Sensenich 76EM8-0-60 Propeller Limits Diameter Maximum 76 inches Minimum 76 inches No further reduction permitted Static RPM Not over 2200 RPM Not under 2100 RPM No additional tolerance permitted Optional Propeller and Sensenich 76EM8-0-62 Propeller Limits Diameter Maximum 76 inches Minimum 76 inches No further reduction permitted Static RPM Not over 2340 RPM Not under 2240 RPM No additional tolerance permitted Powerplant Instrument Markings (See NOTE 2) Minimum Normal Caution Maximum Red Dial Green Arc Yellow Arc Red Dial Tachometer (RPM) - - 500 – 2618 2618 – 2700 2700 Oil Temp (ºF) - - 75 – 245 - - 245 Oil Press (PSI) 25 60 – 90 25 – 60 90 - 100 100 Serial Numbers Eligible: 28-7716001 thru 28-8216300 Data Pertinent to All Models Certification Basis PA-28-151; CAR 3, effective May 15 1956, including Amendment 3-1, 3-2, 3-4 and paragraph 3.304 and 3.705 of Amendment 3-7 FAA Form 8110-2 (5/14) Page 5 of 6 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA1842NM **SUPPLEMENTAL TYPE CERTIFICATE ADENDUM NO.SA1842NM** Data Pertinent to All Models (cont.) Certification Basis (cont.) PA-28-161: CAR 3, effective May 15, 1956, including Amendment 3-1, and 3-2, paragraph 3.387(d) of Amendment 3-4 paragraph 3.304 and 3.705of Amendment 3-7; FAR 23.959 of Amendment 23-7; FAR 36 effective December 1, 1969, through Amendment 36-4 Required Equipment In addition to to equipment applicable and required by Type Certificate Data Sheet 2A13, the equipment specified by Warrior Enterprises Installation Instructions dated October 26, 1981 Revision A or later FAA sealed revisions must be installed as a result of incorporating STC SA1842NM. For model PA-28-161 Warrior Enterprises FAA Approved Pilot’s Operating Handbook Supplement No. BW-2 dated August 23, 1984. For model PA-28-151 with Warrior Enterprises FAA Approved Pilot’s Operating S/Ns 28-7716001 & up Handbook Supplement No. BW-3 dated August 11, 1986. For model PA-28-151 with Warrior Enterprises FAA Approved Airplane Flight S/Ns 28-7415001 thru Manual Supplement No. BW-1 dated March 25, 1983. 28-7615314 NOTE 1. Current weight and balance report including list of equipment in certificated empty weight and loading instructions, when necessary, must be in the aircraft. The certificated empty weight and corresponding center of gravity location must include undrainable system oil (not included in the oil capacity) and unusable fuel as noted below: FAA Form 8110-2 (5/14) Page 6 of 6 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA1842NM Data Pertinent to All Models (cont.) FUEL 12.0 lbs at (103.0) OIL 1.8 lbs at (+35.5) **SUPPLEMENTAL TYPE CERTIFICATE ADENDUM NO.SA1842NM** NOTE 2. The following information shall be provided to the pilot in the form of placards or markings: (a) At both fuel filler opening covers – for model PA-28-151 only; re-placard “80-87 OCT to “100 OCT”. (b) In addition to the placard specified above the prescribed operating limitations in “Powerplant Instruments Marking”: on this STC Addendum must also be displayed by permanent markings. NOTE 3. Reserved. NOTE 4. (a) Noise characteristics for model PA-28-151: For this modification, the maximum normal operating power has been limited to 2646 RPM (178 HP), which results in no acoustical change as defined in paragraph 21.93(b) of the Federal Aviation Regulations. (b) Noise characteristics for model PA-28-161: For this modification, the maximum normal operating power has been limited to 2618 RPM (177 HP), which results in no acoustical change as defined in paragraph 21.93(b) of the Federal Aviation Regulations. ---------------------------------------------------------------END------------------------------------------------------------------- ## Every issue (3) - March 26, 2020: Amended, Current. [certificate](https://openairdocs.org/files/sha256/13/ac/13ac02cc032050daa78d74ef961ebbe16537421a8758411952d05037c9a76214) - August 20, 2018: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/a0/0c/a00c614a721c01994b0a71b27562e35b971ad6124ef17185f875b9a6d2bdb52e) - May 10, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/b6/38/b638bd12dd55e08a81742491f6441ca70659a3497fa772a5eae6e565bdce18ae) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.