The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 5, 2026

Lycoming TIO-541-E1C4

9 aircraft on the U.S. register carry a Lycoming TIO-541-E1C4 engine, rated at about 380 horsepower. The Beechcraft B-60 is the model most often fitted with it (8 aircraft). The aircraft carrying it were built between 1968 and 1981.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Lycoming TIO-541-E1C4. FAA spelling: TIO-541-E1C4.

Fitted to model families

Beechcraft B-608Beechcraft V35 Bonanza1

Beechcraft B-60 · Beechcraft V35 Bonanza

Where they are owner's state

Texas2Florida2Wyoming1Wisconsin1Washington1Colorado1

Kind of aircraft

Piston twins8 (89%)Piston singles1 (11%)

When the aircraft were built by decade

01245119605197031980

What the FAA has certified, ordered and been told about the Lycoming TIO-541-E1C4 the component layer

The design is held under 1 type certificate (E10EA, held by Lycoming Engines). The FAA has issued 17 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 36 failure reports with the FAA since 1995, 7 of them in the last ten years.

FAA orders 17 airworthiness directives · newest first

2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine
2011-07-132011-13-03 · Turbocharger Turbine · engine
2010-04-192010-07-08 · Turbochargers · engine

All orders naming the Lycoming TIO-541-E1C4

Failure reports 36 since · what operators and shops told the FAA

0123495010815221

Parts most often reported as the reports name them

Lifter3Bolt2Cylinder2Distributor Gear2Hub2Intake Valve2Adapter1Altimeter1Bearing1Coil1

Latest reports

2021-06-02None: none
2021-05-19None: collapsed
2018-10-25Intake Valve: broken
2017-01-26Hub: cracked
2015-02-27Altimeter: damaged

Certificates and bulletins

E10EAType certificate held by Lycoming Engines · 5 models listed · revised November 4, 2010

Safety bulletins 3 · advice, not orders

2019-05-02NE-19-08 · Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders
2014-03-24NE-14-13 · Reciprocating Engine - Cylinder Mounting Studs
2009-05-27NE-09-31 · Turbocharging: Rebuilt by Kelly Aerospace Energy Systems

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators
Airworthiness

These connections as data: /graph/engine/lycoming-tio-541-e1c4.json · about the eFlight graph.

Aircraft newest certificates first · 9

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N901AT Beech
B-60
Fixed-wing, multi-engine Qualitair LLC Trustee
Michelstadt,
Standard 2026-05-01 ValidFAA registration status code V: Valid registration. All codes
N66PL Beech
B-60
Fixed-wing, multi-engine Valiair Lc Trustee
Casper, Wyoming
Standard 2025-10-09 ValidFAA registration status code V: Valid registration. All codes
N678AJ Beech
B-60
Fixed-wing, multi-engine Aj Air LLC
Brookfield, Wisconsin
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N892MC Beech
B-60
Fixed-wing, multi-engine Mcn Aviation LLC
San Antonio, Texas
Standard 2023-01-09 ValidFAA registration status code V: Valid registration. All codes
N850YR Beech
B-60
Fixed-wing, multi-engine Nhv LLC
Orlando, Florida
Standard 2020-08-20 ValidFAA registration status code V: Valid registration. All codes
N214CK Beech
B-60
Fixed-wing, multi-engine Individual owner
Washington
Standard 2018-06-01 ValidFAA registration status code V: Valid registration. All codes
N422SB Beech
B-60
Fixed-wing, multi-engine Individual owner
Florida
Standard 2017-01-04 ValidFAA registration status code V: Valid registration. All codes
N557PA Beech
B-60
Fixed-wing, multi-engine Platinum Leasing LLC
Fate, Texas
Standard 2016-06-09 ValidFAA registration status code V: Valid registration. All codes
N8466N Beech
V35A
Fixed-wing, single engine Individual owner
Colorado
Experimental 2014-01-14 ValidFAA registration status code V: Valid registration. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.