# TCDS E-284: Lycoming Engines

- Type: Type certificate data sheet
- Status: Current
- Holder: Lycoming Engines
- Revision: 10
- Revised: June 23, 2010
- Product: Engine
- Certification basis: CAR 13
- Registered aircraft: 65, by the registry models matched to it (OpenAirDocs)
- Data sheet PDF: https://openairdocs.org/files/sha256/e6/80/e680f5166e601dfeb54fe894040f6453ee5d404c06d482595ea40dd3997b09f4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A8BF3503E41D76EA862577CF00555B5D.0001
- Page: https://openairdocs.org/tcds/E-284

## Models (23)

As the data sheet lists them.

- GSO-480-B1B3
- IGSO-480-A1A6 (O-480-3)
- IGSO-480-A1B6
- GSO-480-B2H6
- GSO-480-B1F6
- GSO-480-B1E6
- GSO-480-B1C6
- IGSO-480-A1C6
- IGSO-480-A1F3
- GSO-480-A1C6
- GSO-480-A2A6
- GSO-480-B2C6
- GSO-480-B1J6
- IGSO-480-A1F6
- GSO-480-B1B6 (O-480-1)
- IGSO-480-A1E6
- IGSO-480-A1G6
- GSO-480-A1A6
- GSO-480-B1G6
- GSO-480-B2D6
- GSO-480-B1A6
- GSO-480-B2G6
- IGSO-480-A1D6

## What the data sheet says

From the PDF's text layer, line by line; tables lose their columns. The PDF is the record.

```text
Page No. 1 2 3 4 
Rev. No. 10 9 10 10 
Reformatted 1/95 
DEPARTMENT OF  TRANSPORTATION 
FEDERAL AVIATION ADMINISTRATION 
E-284 
Revision 10 
Lycoming Engines 
GSO-480-A1A6, -A1C6, -A2A6 
GSO-480-B1A6, -B1B6 (O-480-1), -B1C6, -B1E6 
    -B1F6, -B1G6, -B1J6, -B2C6, -B2D6, 
    -B1B3, -B2G6, -B2H6 
IGSO-480-A1A6 (0-480-3), -A1B6, -A1C6, -A1D6, 
    -A1E6, -A1F3-A1F6, -A1G6 
June 23, 2010 
 
TYPE CERTIFICATE DATA SHEET NO. E-284 
 
Engines of models described herein conforming with this data sheet (which is a part of type certificate No. 284) 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 Air 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 Avco Lycoming Div ., AVCO CORP., Williamsport, PA. transferred TC 284 to 
Lycoming Engines, An Operating Division of AVCO Corporation on June 23, 2010 
 
Model        Lycoming GSO-480-A1A6, -A1C6, -A2A6,  
   -B1A6, -B1B6, -B1C6, -B1E6,  
   -B1F6, -B1G6, -B1J6, -B2C6, IGSO-480-A1A6, -A1B6, -A1C6, 
   -B2D6, -B2G6, -B2H6, -B1B3   -A1D6, -A1E6, -A1F6, -A1G6, -A1F3 
Type         6HOA-Reduction Gear Ratio 77:120 - - 
Rating   
Max. continuous, hp, r.p.m., in Hg., at:   
Rated pressure alt. (ft.) 320-3200-43.3-8000 320-3200-41.3-11,000 
Sea level pressure alt. (ft.) 320-3200-45.0-S.L. 320-3200-45.0-S.L. 
Takeoff (5 min.), hp, r.p.m. in. Hg., at:   
Rated pressure alt. (ft.) 340-3400-45.8-8000 340-3400-44.0-11,000 
Sea level pressure alt. (ft.) 340-3400-48.0-S.L. 340-3400-48.0-S.L. 
Fuel (min. grade aviation gasoline)* 100/130 - - 
Lubricating Oil (lubricant should conform to 
the specifications as listed or to subsequent 
revisions thereto) 
Lycoming Spec. No. 301-G** 
 
- - 
 
Bore and stroke, in. 5.125 x 3.875 - - 
Displacement, cu. in. 479.7 - - 
Supercharging ratio 11.27:1 - - 
Compression ratio 7.3:1 - - 
Weight (dry) lb. See NOTE No. 8 - - 
C.G. location (dry) See NOTE No. 8 - - 
Propeller shaft, SAE No. See NOTE No. 8 - - 
Carburetion See NOTE No. 8 - - 
Ignition, dual See NOTE No. 8 - - 
Timing °BTC 25 - - 
Spark Plugs See NOTE No. 9 - - 
Oil Sump - capacity Dry Sump - - 
Notes 1 through 9 as applicable 1,2,3,4,5,6,7,8,9 - - 
"- -" indicates "same as preceding model" 
"#"  indicates "does not apply" 
"*"  See latest revision of Lycoming Service Instruction No. 1070 for alternate fuel grades. 
** See latest edition of Lycoming Service Instruction 1014

E-284 2  
Certification basis: 
 
Regulations & Amendments 
 
Model 
 
Date of Application 
Date of Type Certificate 
No. 284 Issued/Revised 
CAR 13 Effective March 5, 1952    
As Amended by 13-1 and 13-2 GS0-480-A1A6 December 13, 1954 June 30, 1955 
CAR 13 Effective June 15, 1956 0-480-1 November 27, 1956 December 5, 1956 
 GSO-480-B1A6 April 26, 1957 May 9, 1957 
 GSO-480-B1B6 April 26, 1957 May 9, 1957 
 GSO-480-B1C6 April 26, 1957 May 9, 1957 
 GSO-480-A1C6 June 18, 1957 June 27, 1957 
As Amended by 13-1 IGSO-480-A1A6 January 10, 1958 May 14, 1958 
 GSO-480-B2D6 February 21, 1958 March 6, 1958 
CAR 13 Effective June 15, 1956    
As Amended by 13-1, 13-2, 13-3 GSO-480-A2A6 April 13, 1960 May 3, 1960 
 IGSO-480-A1B6 June 11, 1960 August 25, 1960 
 GSO-480-B1E6 May 26, 1961 June 19, 1961 
 GSO-480-B1F6 May 26, 1961 June 19, 1961 
 GSO-480-B1G6 May 26, 1961 June 19, 1961 
 GSO-480-B2H6 May 26, 1961 June 19, 1961 
 GSO-480-B2C6 June 1, 1961 June 19, 1961 
 GSO-480-B2G6 June 1, 1961 June 19, 1961 
 O-480-3 June 26, 1961 June 14, 1961 
 IGSO-480-A1C6 September 13, 1961 October 17, 1961 
 IGSO-480-A1D6 May 2, 1962 May 6, 1963 
And 13-4 IGSO-480-A1F6 July 6, 1962 August 16, 1962 
 IGSO-480-A1E6 August 27, 1964 October 23, 1964 
 IGSO-480-A1G6 August 16, 1966 August 26, 1966 
 IGSO-480-B1J6 January 5, 1967 January 21, 1967 
 GSO-480-B1B3 June 21, 1971 July 7, 1971 
 IGSO-480-A1F3 January 28, 1980 February 21, 1980 
Production basis: Production Certificate No. 3 
 
NOTE 1. Maximum permissible temperatures: 
Cylinder Head   
Well type  Cylinder Base * Oil Inlet  
500°F 350°F 225°F - GSO-480-A1A6, -A2A6, -A1C6 
  245°F - All others 
 *This parameter dispensed with where pist ons are internally cooled by oil jets. 
 
NOTE 2. Fuel Pressure Limits: Minimum  Maximum  
   9 p.s.i. 15 p.s.i. (17 p. s.i. min., 65 p.s.i. max. for 
     IGSO-480-A1E6, -A1D6, -A1G6) 
 Oil Pressure Limits: 
  (Normal Operations ) 55 p.s.i. 85 p.s.i. 
  (Idling)  25 p.s.i. (35 p.s.i. for IGSO -480-A1A6, -A1B6, -A1C6, -A1F6, -A1F3) 
 
NOTE 3. The following accessory provisions are made: 
  
Rotation Facing 
 
Speed Ratio to 
Maximum Torque 
(in. -lb.) 
Maximum 
Overhang 
Accessory Drive Pad  Crankshaft  Continuous  Static  Moment (in. -lb.)  
Starter C 1.000:1 # 12000 300 
Generator C 2.600:1 500 2200 400 
Fuel Pump CC .803:1 25 450 25 
Vacuum Pump C 1.219:1 200 800 25 
Hydraulic Pump C 1.083:1 400 1650 175 
Tachometer CC .500:1 7 50 # 
Propeller Governor C .801:1 125 1200 25 
 "C" - Clockwise, "CC" - Counter-Clockwise 
 "#"  Indicates "does not apply"

3 E-284  
 
NOTE 4. The "6" in the engine model designation indicates the crankshaft has five 3rd order and one 6th order torsional 
vibration dampers.  The IGSO-480-A1F3 and GSO-480-B1B3 have four heavy 3rd order and two 6th order torsional 
vibration dampers. 
 
NOTE 5. All engines incorporate provisions for absorbing prope ller thrust in both tractor and pusher type installations. 
 
NOTE 6. Military Models 0-480-1 and -3 ar e identical to the corresponding civil designated engines except for ignition, which 
are the TCM+ S6LN-22 and S6RN-23 with AN 3105, primary ground terminal.  When installed in certificate 
aircraft, the corresponding commercial model designations and type certificate number should be added to the 
engine data plate. 
             
           +TCM formally Bendix Scintilla 
 
 
NOTE 7. The above models incorporate additional characteristics as follows: 
 
  Models   Characteristics  
 GSO-480-A1A6 Basic model.  Geared drive, six cy linder, horizontally opposed, supercharged, dry sump, 
aircooled engine with side mounted accessory drives and accessories. 
 GSO-480-A1C6 Similar to GSO-480-A1A6 except has pr ovisions for a supercharger bearing thermocouple. 
 GSO-480-A2A6 Similar to GSO-480-A1A6 except has flange  type propeller shaft with 2-way oil for reversible 
propeller. 
 GSO-480-B1A6 Similar to GSO-480-A1C6 except incorporat es crankcase oil jets for increased piston cooling, 
provisions for supercharger inlet and an updraft carburetor. 
 GSO-480-B1B6 Similar to GSO-480-B1A6 except has a horizontal elbow and carburetor under the engine. 
 GSO-480-B1B3 Same as GSO-480-B1B6 except that the torsional damper system has been modified.  (SEE 
NOTE 4) 
 GSO-480-B1C6 Similar to GSO-480-B1A6 except has a hor izontal carburetor mounted directly on a straight-
through air inlet supercharger housing. 
 GSO-480-B1E6 Similar to GSO-480-B1A6 excepting magnetos. 
 GSO-480-B1F6 Similar to GSO-480-B1B6 excepting magnetos. 
 GSO-480-B1G6 Similar to GSO-480-B1C6 excepting magnetos. 
 GSO-480-B1J6 Same as GSO-480-B1A6 excep t incorporates 1200 series magnetos+ . 
 GSO-480-B2C6 Similar to GSO-480-B1C6 except has fl anged propeller shaft and provision for reversible 
propeller. 
 GSO-480-B2D6 Similar to GSO-480-A2A6 except has intern al piston cooling, special supercharger inlet for 
down-draft carburetor and is also similar to the -B1 series engines except incorporates a flange 
type propeller shaft. 
 GSO-480-B2G6 Similar to GSO-480-B2C6 excepting magnetos. 
 GSO-480-B2H6 Similar to GS-480-B2D6 excepting magnetos. 
 IGSO-480-A1A6 Basic fuel injection model. 
 IGSO-480-A1B6 Similar to IGSO-480-A1A6 except has retard breaker magnetos. 
 IGSO-480-A1C6 Similar to IGSO-480-A1A6 excep t has horizontal air inlet housing and throttle. 
 IGSO-480-A1D6 Similar to GSO-480-B1A6, except for in corporation of service kit which included RS10-FB1* 
fuel injector and supercharger air inlet housing assembly, P/N 74323. 
 IGSO-480-A1E6 Similar to IGSO-480-A1D6 except for different configuration of supercharger air inlet 
housing and incorporation of retard breaker magnetos. 
 IGSO-480-A1F3 Similar to IGSO-480-A1F6 except that  it has two 6th and four heavy 3rd order dynamic 
counterweights. 
 IGSO-480-A1F6 Similar to IGSO-480-A1C6 except has retard breaker magnetos in place of impulse type 
magnetos. 
 IGSO-480-A1G6 Same as IGSO-A1E6 with 1200 se ries magnetos but without the modulator* unit. 
 
 
    +TCM formerly Bendix Scintilla 
    *PAC formerly Bendix

E-284 4  
 
NOTE 8. For all models - weights, carburetion, igniti on, C.G. location and propeller shaft SAE designations. 
    C.G. Location, Dry   
 
 
Models 
 
Weight 
(dry) lb. 
 
 
Carburetion* 
 
 
Ignition, dual+ 
From front 
face of thrust 
nut, in. 
 
Off propeller  
shaft C.L. in. 
Propeller  
shaft,  
SAE No. 
     lateral  vertical   
GSO-480-A1A6 498 PS-7BD 
S6 
S6LN-20, 
S6RN-21 
21.74 0.22 left 0.59 above 20 spline 
-A1C6 498 PS-7BD S6LN-20, S6RN-21 21.74 0.22 left 0.59 above 20 spline 
-A2A6 498 PS-7BD S6LN-20, S6RN-21 21.74 0.22 left 0. 59 above flange, 
ARP 502 
-B1A6 513 PS-7BD S6LN-20, S6RN-21 22.32 0.18 left 0.22 above  20 spline 
-B1B6 515 PSH-7BD S6LN-20, S6RN-21 22.18 0.18 left 0.01 below  20 spline 
           *O-480-1        
-B1B3 517 PSH-7BD S6LN-20, S6RN-21 22.18 0.18 left 0.01 below 20 spline 
GSO-480-B1C6 512 PSH-7BD S6LN-20, S6RN -21 22.54 0.16 left 0.59 above 20 spline 
-B1E6 513 PS-7BD S6LN-204, S6RN-
200 or S6LN-604, 
S6RN-600 
22.32 0.18 left 0.22 above 20 spline 
-B1F6 515 PSH-7BD S6LN-204, S6RN-
200 or S6LN-604, 
S6RN-600 
22.18 0.18 left 0.01 below 20 spline 
-B1G6 512 PSH-7BD S6LN-204, S6RN-
200 or S6LN-604, 
S6RN-600 
22.54 0.16 left 0.59 above 20 spline 
-B1J6 515 PS-7BD S6LN-1209, S6RN-
1227 
22.29 0.18 left 0.22 above 20 spline 
-B2C6 512 PSH-7BD S6LN-20, S6RN-21 22.54 0.16 left  0. 59 above flange, 
ARP 502 
GSO-480-B2D6 513 PSD-7BD S6LN-20, S6RN -21 22.39 0.25 left 0.71 above flange, 
ARP 502 
-B2G6 512 PSH-7BD S6LN-20, S6RN-21, 
S6LN-204, S6RN-200, 
S6LN-604, S6RN-600 
22.54 0.16 left  0. 59 above flange, 
ARP 502 
-B2H6 513 PSD-7BD S6LN-204, S6RN-
200, S6LN-604, 
S6RN-600 
22.39 0.25 left 0. 71 above flange, 
ARP 502 
IGSO-480-A1A6 512 Fuel Injector 
Simmonds Type 570 
S6LN-20, S6RN-21 22.00 0.34 left 0.71 above 20 spline 
          *O-480-3        
IGSO-480-A1B6 512 Fuel Injector 
Simmonds Type 570 
S6LN-204, S6RN-
200, S6LN-604, 
S6RN-600 
22.00 0.34 left 0.71 above 20 spline 
-A1C6 513 Fuel Injector 
Simmonds Type 570 
S6LN-20, S6RN-21 22.00 0.34 left 0.71 above 20 spline 
-A1D6 514 RS10-FB1 S6LN-20, S6RN-21 22.29 0.21 left 0.35 above 20 spline 
-A1E6 514 RS10-FB1 S6LN-204, 
 S6RN-200 
22.29 0.21 left  0.35 above 20 spline 
-A1F6 513 Simmonds Type 570 S6LN-204, 
 S6RN-200, S6LN-
604, S6RN-600 
22.00 0.34 left 0.71 above 20 spline 
-A1G6 515 RS10-FB1 S6LN-1209, 
S6RN-1208 
22.29 0.21 left 0.35 above  20 spline 
-A1F3 517 Fuel Injector 
Simmonds Type 570 
S6LN-204 
S6RN-200 
22.00 0.34 left 0.71 above 20 spline 
* See NOTE No. 6. 
+TCM formerly Bendix 
*PAC formerly Bendix 
 
NOTE 9. Spark Plugs: See latest revision of Lycoming Service Instruction No. 1042 for approved equipment. 
 
.....END.....
```

## ADs (17, in force first)

- [AD 2022-16-03](https://openairdocs.org/ad/2022-16-03): Engine (RECIPROCATING) · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-F and 236 more. Effective Aug 15, 2022
- [AD 2012-03-07](https://openairdocs.org/ad/2012-03-07): Carburetor · Lycoming Engines GO-435, GO-435-C2 (O-435-17), GO-435-C2A and 389 more. Effective Mar 27, 2012
- [AD 2012-03-06](https://openairdocs.org/ad/2012-03-06): Fuel servo diaphragm · Continental Motors 6-260-A, 6-285-A, 6-285-B and 482 more. Effective Feb 24, 2012
- [AD 2004-10-14](https://openairdocs.org/ad/2004-10-14): Crankshaft gear · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 642 more. Effective Jun 25, 2004
- [AD 97-15-11](https://openairdocs.org/ad/97-15-11): Cylinder kits · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 538 more. Effective Aug 12, 1997
- [AD 92-12-05](https://openairdocs.org/ad/92-12-05): Piston Pins · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 532 more. Effective Jul 10, 1992
- [AD 90-04-06 R1](https://openairdocs.org/ad/90-04-06-R1): Propeller Governor External Oil Line · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 427 more. Effective May 28, 1991
- [AD 81-03-05](https://openairdocs.org/ad/81-03-05): Mixture Control Shaft Assembly · Lycoming Engines IGO-540-A1A, IGO-540-B1A, IGO-540-B1C and 9 more. Effective Feb 11, 1981
- [AD 79-04-05](https://openairdocs.org/ad/79-04-05): Regulator Diaphragm Stem Assembly · Lycoming Engines AEIO-320-D1B, AEIO-320-E1A, AEIO-320-E1B and 215 more. Effective Sep 26, 1979
- [AD 78-23-10](https://openairdocs.org/ad/78-23-10): Center Body Bellows Seal Assembly · Lycoming Engines AEIO-320-D1B, AEIO-320-E1A, AEIO-320-E1B and 218 more. Effective Nov 7, 1978
- [AD 73-23-01](https://openairdocs.org/ad/73-23-01): Piston Pin Assembly · Lycoming Engines AIO-360-A1A, AIO-360-A1B, AIO-360-A2A and 215 more. Effective Jan 13, 1977
- [AD 69-25-08](https://openairdocs.org/ad/69-25-08): Reduction Gear Assemblies · Lycoming Engines GO-435-C2A, GO-435-C2A2, GO-480-A1A and 61 more. Effective Feb 19, 1970
- [AD 66-06-03](https://openairdocs.org/ad/66-06-03): Connecting Rod Assemblies · Lycoming Engines GO-435-C2 (O-435-17), GO-435-C2A, GO-435-C2A2 and 317 more. Effective Jan 16, 1969
- [AD 68-08-08](https://openairdocs.org/ad/68-08-08): Hydraulic Valve · Lycoming Engines IGSO-480-A1A6, IGSO-480-A1B6, IGSO-480-A1C6 and 44 more. Effective May 19, 1968
- [AD 62-23-05](https://openairdocs.org/ad/62-23-05): Propeller Shaft Oil Seal Rings · Lycoming Engines GO-435-C2 (O-435-17), GO-435-C2A, GO-435-C2A2 and 49 more. Effective Nov 14, 1962
- [AD 59-10-07](https://openairdocs.org/ad/59-10-07): Cylinder Baffle Clamps · Lycoming Engines GO-480-A1A, GO-480-B, GO-480-B1A6 and 58 more
- [AD 60-11-06](https://openairdocs.org/ad/60-11-06): Crankshaft · Lycoming Engines GO-480-C1B6, GO-480-C1D6, GO-480-C2C6 and 13 more

## Registered aircraft by registry model (OpenAirDocs)

- [Lycoming GSO&IGSO-480](https://openairdocs.org/engine/lycoming-gso-igso-480-series): 59 aircraft (registry code 41529)
- [Lycoming GSO-480-B1J6](https://openairdocs.org/engine/lycoming-gso-480-b1j6): 3 aircraft (registry code 42211)
- [Lycoming GSO-480-B1B3](https://openairdocs.org/engine/lycoming-gso-480-b1b3): 1 aircraft (registry code 42216)
- [Lycoming GSO-480-B1B6](https://openairdocs.org/engine/lycoming-gso-480-b1b6): 1 aircraft (registry code 42206)
- [Lycoming IGSO-480-A1E6](https://openairdocs.org/engine/lycoming-igso-480-a1e6): 1 aircraft (registry code 42221)
- [Lycoming GSO-480-A1A6](https://openairdocs.org/engine/lycoming-gso-480-a1a6): 0 aircraft (registry code 42202)
- [Lycoming GSO-480-A1C6](https://openairdocs.org/engine/lycoming-gso-480-a1c6): 0 aircraft (registry code 42203)
- [Lycoming GSO-480-A2A6](https://openairdocs.org/engine/lycoming-gso-480-a2a6): 0 aircraft (registry code 42204)
- [Lycoming GSO-480-B1C6](https://openairdocs.org/engine/lycoming-gso-480-b1c6): 0 aircraft (registry code 42207)
- [Lycoming GSO-480-B1E6](https://openairdocs.org/engine/lycoming-gso-480-b1e6): 0 aircraft (registry code 42208)
- [Lycoming GSO-480-B1F6](https://openairdocs.org/engine/lycoming-gso-480-b1f6): 0 aircraft (registry code 42209)
- [Lycoming GSO-480-B1G6](https://openairdocs.org/engine/lycoming-gso-480-b1g6): 0 aircraft (registry code 42210)
- [Lycoming GSO-480-B2C6](https://openairdocs.org/engine/lycoming-gso-480-b2c6): 0 aircraft (registry code 42212)
- [Lycoming GSO-480-B2D6](https://openairdocs.org/engine/lycoming-gso-480-b2d6): 0 aircraft (registry code 42213)
- [Lycoming GSO-480-B2G6](https://openairdocs.org/engine/lycoming-gso-480-b2g6): 0 aircraft (registry code 42214)
- [Lycoming GSO-480-B2H6](https://openairdocs.org/engine/lycoming-gso-480-b2h6): 0 aircraft (registry code 42215)
- [Lycoming IGSO-480-A1A6](https://openairdocs.org/engine/lycoming-igso-480-a1a6): 0 aircraft (registry code 42217)
- [Lycoming IGSO-480-A1B6](https://openairdocs.org/engine/lycoming-igso-480-a1b6): 0 aircraft (registry code 42218)
- [Lycoming IGSO-480-A1C6](https://openairdocs.org/engine/lycoming-igso-480-a1c6): 0 aircraft (registry code 42219)
- [Lycoming IGSO-480-A1D6](https://openairdocs.org/engine/lycoming-igso-480-a1d6): 0 aircraft (registry code 42220)
- [Lycoming IGSO-480-A1F3](https://openairdocs.org/engine/lycoming-igso-480-a1f3): 0 aircraft (registry code 42224)
- [Lycoming IGSO-480-A1F6](https://openairdocs.org/engine/lycoming-igso-480-a1f6): 0 aircraft (registry code 42222)
- [Lycoming IGSO-480-A1G6](https://openairdocs.org/engine/lycoming-igso-480-a1g6): 0 aircraft (registry code 42223)

## STCs approved under this data sheet (20)

- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd.
- [STC SE01954SE](https://openairdocs.org/stc/SE01954SE): Installation of engine crankcase seal.. Ly-Con Rebuilding Company
- [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc.
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc.
- [STC SE8628SW](https://openairdocs.org/stc/SE8628SW): Installation of oil nozzles for lubrication of cam and filters.. Cygnet Aerospace Corp
- [STC SE4408SW](https://openairdocs.org/stc/SE4408SW): Miscellaneous engine cylinder replacement parts.. Continental Motors, Inc.
- [STC SE7490SW](https://openairdocs.org/stc/SE7490SW): Installation of any or all parts listed on Airmotive Engineering Drawing No. 852-1, Rev. 1, dated10/4/88 or later approved revision.. Continental Motors, Inc.
- [STC SE7660SW](https://openairdocs.org/stc/SE7660SW): Installation of parts listed on Drawing List No. 8810-3, Rev 6.. Continental Motors, Inc.
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings.. Continental Motors, Inc.
- [STC SE1188GL](https://openairdocs.org/stc/SE1188GL): Installation of a Shadin Company fuel flow transducer.. Shadin Avionics
- [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc
- [STC SE09492SC](https://openairdocs.org/stc/SE09492SC): Installation and usage of Exxon 20W50 multigrade aircraft engine oil conforming to Exxon Oil formulation WS-3013.. Exxon Company USA
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector.. Aviation Development Corporation
- [STC SE8023SW](https://openairdocs.org/stc/SE8023SW): Installation and usage of AEROSHELL. Shell Development Co
- [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil.. Mobil Research & Development Corp
- [STC SE5879SW](https://openairdocs.org/stc/SE5879SW): Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP.. Phillips Petroleum Co
- [STC SE5924SW](https://openairdocs.org/stc/SE5924SW): Installation of stainless steel replacement exhaust studs on AVCO engines.. Perrigo & Steele Aircraft Engr Company
- [STC SE128NE](https://openairdocs.org/stc/SE128NE): Use of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines.. AMS/OIL
- [STC SE58WE](https://openairdocs.org/stc/SE58WE): SERIAL NUMBERS L1090-33 and L1423-44 ONLY: Installation of a modified induction system.. Gibbs Flying Service Inc.
- [STC SE44WE](https://openairdocs.org/stc/SE44WE): Use of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines.. Kling Oil Company

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