- Holder
- Lycoming Engines
- Revision
- 6
- Revised
- June 23, 2010
- Status
- Current
- Product
- Engine
- Certification basis
- CAR 13
- Models
- 6
- Registered
- 10 aircraft
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 6
| Model | Also known as | Note |
|---|---|---|
| IGO-540-B1B | Formerly Textron Lycoming, AVCO Corporation | |
| IGO-540-B1A | Formerly Textron Lycoming, AVCO Corporation | |
| IGO-540-B1C | Formerly Textron Lycoming, AVCO Corporation | |
| IGO-540-A1A | Formerly Textron Lycoming, AVCO Corporation | |
| IGO-540-A1C | Formerly Textron Lycoming, AVCO Corporation | |
| IGO-540-A1B | Formerly Textron Lycoming, AVCO Corporation |
Airworthiness directives · 22
ADs whose products are models on this data sheet, matched by model and maker.
AD 2022-16-03Engine (RECIPROCATING)AD 2015-19-07Fuel injector fuel linesAD 2012-03-06Fuel servo diaphragm
See all 22 ADsRegistered aircraft
Registry models that point at this data sheet, with their registered aircraft.
STCs approved under this data sheet · 17
STC SE04349CHInstallation of SureFly electronic ignitionSTC SE01954SEInstallation of engine crankcase seal.STC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application
See all 17 STCsWhat the data sheet says
From the PDF’s text layer, line by line: tables lose their columns. The PDF is the record.
Page No. 1 2 3
Rev. No. 6 6 6
Reformatted 12/93
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
1E11
Revision 6
LYCOMING ENGINES
IGO-540-A1A
IGO-540-A1B
IGO-540-A1C
IGO-540-B1A
IGO-540-B1B
IGO-540-B1C
June 23, 2010
TYPE CERTIFICATE DATA SHEET NO. 1E11
Engines of models described herein conforming with this data sheet (which is part of type certificate No. 1E11) and
other approved data on file with the Federal Aviation Administration, meet the minimum standards for use in
certificated aircraft in accordance with pertinent aircraft data sheets and applicable portions of the Civil Air
Regulations/Federal Aviation Regulations provided they are installed, operated, and maintained as prescribed by the
approved manufacturer's manuals and other approved instructions.
Type Certificate Holder Lycoming Engines
An Operating Division of AVCO Corporation
Williamsport, Pennsylvania 17701
Type Certificate Holder Record Lycoming Division., AVCO Corp., Williamsport, PA. transferred TC 1E-11 to Lycoming
Engines, An Operating Division of AVCO Corporation on June XX, 2010
Model: Lycoming IGO-540-A1A, -A1B -B1A, -B1B, -B1C IGO-540-A1C
Type: 6HOA, reduction gear ratio 77:120 - -
Rating:
Maximum continuous, hp., r.p.m., full throttle at:
Sea level pressure altitude 325-3000-S.L. 325-3000-S.L.
Takeoff, 5 min., hp., r.p.m., full throttle at:
Sea Level Pressure a ltitude 350-3400-S.L. 350-3400-S.L.
Fuel (minimum grade aviation gasoline) 100/130 - -
Lubricating oil (lubricants should conform to the
Specifications as listed or to subsequent revisions
thereto.)
Lycoming Spec. No. 301-G* - -
Bore and stroke, in. 5.125 x 4.375 - -
Displacement, cu. in. 541.5 - -
Compression ratio 8.7:1 - -
Weight (dry), lb. See NOTE 7 - -
C.G. location
From front face of thrust nut face, in. 19.59 20.23
Off crankshaft center line, in. .56 be low & .21 left .41 below & .26 right
Propeller shaft, SAE No. 30 spline - -
Crankshaft dampers (torsional) Five 3rd order & one 6th order - -
Fuel injection See NOTE 7 - -
Ignition, dual See NOTE 7 - -
Timing, °BTC 25 - -
Spark plugs See NOTE 4 - -
Oil sump capacity Dry sump - -
NOTES: 1,2,3,4,5,6,7,8 - -
"- -" indicates "same as preceding model"
"—" indicates "does not apply"
* See latest edition of Lycoming Service Instruction 1014
1E11-5
Page 2
Certification basis:
Date of Date Type Certificate
Regulations & Amendments Model Application No. 1E11 Issued/Revised
Car 13 Effective June 15, 1956 IGO- 540-B1A July 5, 1960 October 28, 1960
As Amended by 13-1, 13-2 IGO-540-A1A June 2, 1961 August 22, 1961
13-3 IGO-540-A1B July 10, 1961 August 22, 1961
IGO-540-B1B July 10, 1961 August 22, 1961
13-4 IGO-540-B1C April 18, 1963 May 20, 1963
IGO-540-A1C February 18, 1972 March 14, 1972
Production basis: Production Certificate No. 3
NOTE 1. Maximum permi ssible temperature:
Cylinder Head Cylinder Oil
(Well type thermocouple) base Inlet
475°F (500°F for -A1C model) (NOTE 8) 235°F
NOTE 2. Fuel pressure limits: Injector in
Min. Max. Idle (min.) Idle cutoff
Inlet to injector (except -A1C model) 20 p.s.i. 26 p.s.i. — —
-A1C 25 p.s.i 40 p.s.i. 12 p.s.i. 55 p.s.i. (max.)
Oil pressure limits:
(Normal operation) 65 p.s.i. 85 p.s.i.
(Idling) 25 p.s.i.
NOTE 3. The following accessory drives are provided:
Accessory
-A1A, -A1B
-B1A, -B1B,
-B1C
A1C
Rotation
Pacing
Drive Pad
Speed Ratio
to
Crankshaft
Maximum Torque
(in. - lb.)
Cont. Static
Max. Overhang
Moment
(in. - lb.)
Starter * * C 1.000:1 — 12,000 300
Generator * — C 2.600:1 500 2,200 400
Alternator — * C 2.600:1 500 2,200 400
Vacuum Pump * * C 1.083:1 200 800 25
Hydraulic Pump * * C 1.083:1 400 1,650 175
Tachometer * * CC .500:1 7 50 —
Propeller Governor * — C .779:1 125 1,200 25
Fuel Pump * * C 1.000:1 25 450 25
* Standard
** Optional
"C" Clockwise
"CC" Counter Clockwise
NOTE 4. Spark plugs: See latest revision of Lycomi ng Service Instruction No. 1042 for approved equipment.
NOTE 5. This engine incorporates provisions for absorbing pr opeller thrust in both tractor and pusher type installations.
1E11-5
Page 3
NOTE 6. These engines incorporate th e following additional characteristics:
IGO-540 Models
-A1A Basis model.
-A1B Similar to -A1A except inco rporates low tension ignition system.
-A1C Similar to -A1A except for fuel in jector, magnetos, fuel pump, and alternator.
-B1A Similar to -A1A except has exhaust ports on the top side of the cylinders and updraft
cooling provisions.
-B1B Similar to -B1A except inco rporates low tension ignition system.
-B1C Similar to -B1A except does not have servo-bleed in Injector servo-vent line
and requires external servo-fuel restrictor in servo-vent line of aircraft fuel system.
NOTE 7. IGO-540 Models Weight (dry lb. Fuel Injection* Ignition, dual*
-A1A 506 RS10ED1 S6RN-204, S6RN-200
-A1B 517 RS10ED1 S6RN-604, S6RN-600
-A1C 509 RSA10DB1 S6RN-1208, S6RN-1209
-B1A 500 RS10ED2 S6RN-204, S6RN-200
-B1B 511 RS10ED2 S6RN-604, S6RN-600
-B1C 500 RS10ED2 S6RN-204, S6RN-200
* Precision Airmotive LLC was Bendix
+ TCM was Bendix
NOTE 8. Cylinder base temperature limits are not applicable to e ngine models which incorporate internal piston cooling oil jets.
.....END.....