STC SA1-24

FAA DRS lists SA1-24 as Current · Reissued, held by McCauley Propeller Systems, for New Piper Aircraft PA-20-"135". Recorded change: McCauley fixed pitch MET-L-PROP Models 1A170/GM7455 and 1A170/ GM7453 with Lycoming O-290-D2 engine. Snapshot dated June 30, 2026.

FAA-listed holder

McCauley Propeller Systems

Aircraft configurations

FAA revision date

August 15, 2006

FAA status

Current · Reissued

Recorded modification

What the FAA record covers

SA1-24 identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: New Piper Aircraft PA-20-"135". Confirm the approved model list, serial effectivity, configuration, and certificate revision.

New Piper Aircraft PA-20-"135"1A4

Buyer checks

Confirm before sourcing

SA03000NYEngine and powerplantRevised Jul 12, 2011

Installation of the Bleed Air Heat Installation for Viking Turbine Engine modification to be completed in accordance with Braveco Design, Master Drawing List VT3V27-MDL, Revision A, dated March 1, 2009, or later Transport Canada approved revision.

FAA holder: Viking Air Limited

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ST01384LAEngine and powerplantRevised Jul 5, 2011

Installation of MASS Systems P/N M811456 engine fire extinguisher. This fire extinguisher is in accordance with MASS Systems Master Drawing List (MDL) No. M811456, Revision C, dated August 22, 2002, or later FAA approved revision.

FAA holder: AMETEK AMERON LLC d/b/a MASS Systems

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SA02979CHEngine and powerplantRevised Jul 1, 2011

Installation of the Lycoming O-320-A2B engine in accordance with H. O. Aircraft, Inc. Installation Manual, Document No. IM-7ECA-320, Rev. IR, dated 5/12/2011, FAA approved on 7/1/2011 or later FAA approved revision.

FAA holder: H. O. Aircraft Inc.

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SH2138SOEngine and powerplantRevised Jun 27, 2011

Modification of the exhaust and the addition of a muffler and re-contoured engine cowling in accordance with Farrington Aircraft Corp. installation instructions dated February 27, 1987 and Master Drawing List revised August 23, 1987.

FAA holder: Heliplane Aircraft Corporation International

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What the FAA record covers

Aircraft named in FAA DRS

Confirm before sourcing

Related engine and powerplant STCs

Installation of the Bleed Air Heat Installation for Viking Turbine Engine modification to be completed in accordance with Braveco Design, Master Drawing List VT3V27-MDL, Revision A, dated March 1, 2009, or later Transport Canada approved revision.

Installation of MASS Systems P/N M811456 engine fire extinguisher. This fire extinguisher is in accordance with MASS Systems Master Drawing List (MDL) No. M811456, Revision C, dated August 22, 2002, or later FAA approved revision.

Installation of the Lycoming O-320-A2B engine in accordance with H. O. Aircraft, Inc. Installation Manual, Document No. IM-7ECA-320, Rev. IR, dated 5/12/2011, FAA approved on 7/1/2011 or later FAA approved revision.

Modification of the exhaust and the addition of a muffler and re-contoured engine cowling in accordance with Farrington Aircraft Corp. installation instructions dated February 27, 1987 and Master Drawing List revised August 23, 1987.