Type Record · As of May 3, 2026

SIAI-MARCHETTI F.260

Fixed Wing Single Engine · LYCOMING O-540-E4A5

Registered

Year Range

1968–1972

NTSB Events

Airworthiness Directives

Aircraft Resources

Engine · Lycoming Engines → Search FAA TCDS →

01 / Distribution

Where the fleet lives and was built

Counts of currently-registered SIAI-MARCHETTI F.260 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.

By State (top 10)

CA 14.3% 1
VA 14.3% 1
GA 14.3% 1
WA 14.3% 1
MA 14.3% 1
MO 14.3% 1
NM 14.3% 1

By Decade of Manufacture

1960s 57.1% 4
1970s 14.3% 1
Unknown 28.6% 2

02 / NTSB Records

Events involving SIAI-MARCHETTI F.260 aircraft

2 event(s) on file. Showing the most recent 2.

Sep 4, 2009
N517P
Atlanta, Georgia Minor
NTSB Docket →
Sep 30, 1997
N260MT
SANTA ROSA, New Mexico Minor
NTSB Docket →

03 / Airworthiness Directives

FAA directives applicable to SIAI-MARCHETTI F.260

21 directive(s) on file. Showing the most recent 21.

Aug 12, 2011

Airworthiness Directives; Lycoming Engines (L)O-360, (L)IO-360, AEIO-360, O-540, IO-540, AEIO-540, (L)TIO-540, IO-580, and IO-720 Series Reciprocating Engines

We propose to supersede an existing airworthiness directive (AD) that applies to the products listed above. The existing AD currently requires replacing certain crankshafts. Since we issued that AD, Lycoming Engines discovered that the start date of affected engine models in Mandatory Service Bulletin (MSB) No. 569A,…

Atlas AD → Federal Register ↗
Dec 31, 2009

Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA is superseding an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan," installed. That AD current…

Atlas AD → Federal Register ↗
Jul 30, 2009

Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan," installed. That AD…

Atlas AD → Federal Register ↗
Sep 15, 2008

Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA is adopting a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan", installed. This AD requires initial…

Atlas AD → Federal Register ↗
May 19, 2008

Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA proposes to adopt a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan", installed. This proposed AD wo…

Atlas AD → Federal Register ↗
Apr 2, 2007

Airworthiness Directives; Superior Air Parts, Inc. (SAP), Cylinder Assemblies Part Numbers Series: SA47000L, SA47000S, SA52000, SA55000, SL32000W, SL32000WH, SL32006W, SL36000TW, SL36000W, and SL36006W

The FAA is revising an existing airworthiness directive (AD) for certain SAP cylinder assemblies installed in Teledyne Continental Motors (TCM) 470, 520, and 550 series reciprocating engines, Lycoming Engines (LE) 320, 360, and 540 series reciprocating engines, Avco Lycoming (AL) 540 series reciprocating engines, and…

Atlas AD → Federal Register ↗
Feb 23, 2007

Airworthiness Directives; Superior Air Parts, Inc. (SAP), Cast Cylinder Assemblies Part Numbers Series: SA47000L, SA47000S, SA52000, SA55000, SL32000W, SL32000WH, SL32006W, SL36000TW, SL36000W, and SL36006W

The FAA is adopting a new airworthiness directive (AD) for certain SAP cast cylinder assemblies installed in Teledyne Continental Motors (TCM) 470, 520, and 550 series reciprocating engines, Lycoming Engines (LE) 320, 360, and 540 series reciprocating engines, Avco Lycoming (AL) 540 series reciprocating engines, and S…

Atlas AD → Federal Register ↗
Sep 29, 2006

Airworthiness Directives; Lycoming Engines (L)O-360, (L)IO-360, AEIO-360, O-540, IO-540, AEIO-540, (L)TIO-540, IO-580, and IO-720 Series Reciprocating Engines.

The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (L)O-360, (L)IO-360, AEIO-360, O-540, IO-540, AEIO-540, (L)TIO-540, IO-580, and IO-720 series reciprocating engines. This AD requires replacing certain crankshafts. This AD results from reports of 23 confirmed failures of similar crank…

Atlas AD → Federal Register ↗
Jun 6, 2006

Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA is superseding an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. That AD c…

Atlas AD → Federal Register ↗
May 18, 2006

Airworthiness Directives; Engine Components Incorporated (ECi) Reciprocating Engine Connecting Rods

The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) 360 and 540 series reciprocating engines with ECi connecting rods, part number (P/N) AEL11750, installed. The Airmotive Engineering Corp, Division of Engine Components Incorporated (ECi), holds the Parts Man…

Atlas AD → Federal Register ↗
Feb 24, 2006

Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. Th…

Atlas AD → Federal Register ↗
Dec 27, 2005

Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA is adopting a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. This AD requires r…

Atlas AD → Federal Register ↗
Oct 5, 2005

Airworthiness Directives; Engine Components Incorporated (ECi) Reciprocating Engine Connecting Rods

The FAA proposes to adopt a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) 360 and 540 series reciprocating engines with ECi connecting rods, part number (P/ N) AEL 11750, installed. This proposed AD would require replacing certain serial-numbered connecting rods, P/N AEL 117…

Atlas AD → Federal Register ↗
Sep 16, 2005

Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 Series Reciprocating Engines

The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 series reciprocating engines rated at 300 horsepower (HP) or lower. This AD requires replacing certain crankshafts. This AD resu…

Atlas AD → Federal Register ↗
Sep 9, 2005

Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

The FAA proposes to adopt a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast," installed. This propose…

Atlas AD → Federal Register ↗
Jul 22, 2005

Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 Series Reciprocating Engines

The FAA proposes to adopt a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO- 360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 series reciprocating engines rated at 300 horsepower (HP) or lower. This proposed AD would require replacing certain cran…

Atlas AD → Federal Register ↗
Nov 19, 2001

Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )2Y( )-( ) Propellers

This amendment supersedes priority letter AD 90-02-23, that is applicable to certain Hartzell Propeller Inc. ( )HC-( )2Y( )-( ) propellers. That priority letter currently requires repetitive visual inspections of propeller hubs for cracks using a 10X glass and, if necessary, removal of cracked hubs and replacement wit…

Atlas AD → Federal Register ↗
Jan 27, 1999

Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )2Y( )- ( ) Propellers

This document proposes to supersede priority letter airworthiness directive (AD) 90-02-23 by adopting a new AD applicable to Hartzell Propeller Inc. ( )HC-( )2Y( )-( ) propellers. Priority letter AD 90-02-23 currently requires repetitive visual inspections of propeller hubs for cracks using a 10X glass, and, if necess…

Atlas AD → Federal Register ↗
Jun 25, 1998

Airworthiness Directives; AERMACCHI S.p.A. Models F.260, F.260B, F.260C, and F.260D Airplanes

This amendment adopts a new airworthiness directive (AD) that applies to certain AERMACCHI S.p.A. (AERMACCHI) Models F.260, F.260B, F.260C, and F.260D airplanes. This AD requires marking the airspeed indicator to indicate the correct flap operation range and stall speed of the airplane. This AD is the result of mandat…

Atlas AD → Federal Register ↗
Apr 13, 1998

Airworthiness Directives; AERMACCHI, S.p.A. Models F.260, F.260B, F.260C, and F.260D Airplanes

This document proposes to adopt a new airworthiness directive (AD) that would apply to certain AERMACCHI, S.p.A. (AERMACCHI) Models F.260, F.260B, F.260C, and F.260D airplanes. The proposed AD would require marking the airspeed indicator to indicate the correct flap operation range and stall speed of the airplane. The…

Atlas AD → Federal Register ↗
Mar 28, 1995

Airworthiness Directives; Textron Lycoming O-360, LO-360, HO-360, HIO-360, TIO-360, LIO-360, AEIO-360, O-540, IO-540, TIO-540, LTIO-540, IVO-540, AEIO-540, TIO-541, and IO-720 Series Reciprocating Engines

This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 95-07-01 that was sent previously to all known U.S. owners and operators of Textron Lycoming O-360, LO- 360, HO-360, HIO-360, TIO-360, LIO-360, AEIO-360, O-540, IO-540, TIO- 540, LTIO-540, IVO-540, AEIO-540, TIO-541, and…

Atlas AD → Federal Register ↗

04 / Type Certificate Data Sheets

FAA TCDS for SIAI-MARCHETTI F.260

The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.

A10EU Historical Rev 6 · 12/30/1976

SIAI Marchetti S.p.A.

Models: F.260C, F.260E, F.260F, F.260 + 2 more

Atlas TCDS → DRS ↗

05 / Special Airworthiness Information Bulletins

Advisories applicable to SIAI-MARCHETTI F.260

1 SAIB on file. SAIBs are FAA advisory notices — not mandatory like ADs, but worth reviewing for service bulletins and emerging issues.

04/23/1998

SAIB ACE-98-27

SAIB ACE-98-27 —

Read → DRS ↗

06 / Supplemental Type Certificates

Modifications approved for SIAI-MARCHETTI F.260

1 STC on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.

07/24/2008

STC SA02153LA (Page 4)

Installation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.

Garmin AT Inc.

Atlas STC → DRS ↗

07 / PMA replacement parts

FAA-approved replacement parts for SIAI-MARCHETTI F.260

3 parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.

MDL103216-000#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108417396320240221143417.0001##

SkyView HDX Instrumentation

Dynon Avionics, Inc. replaces Modification Part
PMA holder →
Mitchell Model AK549#https://drs.faa.gov/browse/excelExternalWindow/B1D496372AF35DCB862575280076E98F.0001##

Century I

Century Flight Systems Inc replaces -
PMA holder →
Mitchell Model AK550#https://drs.faa.gov/browse/excelExternalWindow/D4F3C25F4C5CC572862575280076E9AE.0001##

Century IIB

Century Flight Systems Inc replaces -
PMA holder →

04 / Regulations watching this type

Advisory Circulars and Federal Register activity for SIAI-MARCHETTI F.260

Advisory Circulars

No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.

Recent Federal Register activity

Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).

05 / Aircraft of this type

All 7 registered N-numbers

Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.

7 of 7

N-number	St	Year	Status	NTSB	FAA
N260MT	CA	1972	Active	●	Look up ↗
N266SF	VA	1969	Active	·	Look up ↗
N517P	GA	—	Active	●	Look up ↗
N730W	WA	1968	Active	·	Look up ↗
N7895	MA	1968	Active	·	Look up ↗
N797MS	MO	1969	Active	·	Look up ↗
N93225	NM	—	Active	·	Look up ↗

Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)

05 / Sources & Methodology

Every count traces back to a primary US-government source

FAA Aircraft Registry →
Refreshed Apr 27, 2026

Available
NTSB CAROL →
Refreshed Apr 27, 2026

Available
Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026

Available

We render counts and lists as the agency publishes them. Read the methodology →