- Holder
- Franklin Sp. z.o.o.
- Revision
- 14
- Revised
- April 30, 2013
- Status
- Current
- Product
- Engine
- Certification basis
- Part 21, Part 33, CAR 13
- Models
- 7
- Registered
- 1,406 aircraft
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 7
| Model | Also known as | Note |
|---|---|---|
| 6A4-150-B3 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego | |
| 6A4-150-B4 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego | |
| 6A4-150-B31 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego | |
| 6A4-165-B4 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego | |
| 6A4-165-B6 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego | |
| 6A4-200-C6 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego | |
| 6A4-165-B3 | Formerly Franklin, then Wytwornia Sprzetu Komunikacyjnego |
Airworthiness directives · 6
ADs whose products are models on this data sheet, matched by model and maker.
Registered aircraft
Registry models that point at this data sheet, with their registered aircraft.
Franklin 6A4165 series770 registered aircraftFranklin 6A4150 series623 registered aircraftFranklin 6A4200 series13 registered aircraftWsk-Pzl 6A4-150-B30 registered aircraftWsk-Pzl 6A4-150-B310 registered aircraftWsk-Pzl 6A4-150-B40 registered aircraftWsk-Pzl 6A4-165-B30 registered aircraftWsk-Pzl 6A4-165-B40 registered aircraftWsk-Pzl 6A4-165-B60 registered aircraftWsk-Pzl 6A4-200-C60 registered aircraft
STCs approved under this data sheet · 16
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC SE2932SWInstall carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive.STC SE1311SOInstallation of Shivers carburetor temperature gauge with a Richter Aero Equipment B-5 carburetor temperature probe.
See all 16 STCsWhat the data sheet says
From the PDF’s text layer, line by line: tables lose their columns. The PDF is the record.
* PAGE 1 2 3 4 5 6
REV. 14 12 14 13 13 13
LEGEND: "- -" INDICATES "SAME AS PRECEDING MODEL"
"- - -" NOT APPLICABLE
NOTE: SIGNIFICANT CHANGES ARE BLACK-LINED IN THE
LEFT MARGIN.
U.S. DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
TYPE CERTIFICATE DATA SHEET E-238
TCDS NUMBER E-238
REVISION: 14*
DATE: April 30, 2013
Franklin Sp. z.o.o.
MODELS
FRANKLIN
6A4-150-B3, B4, B31
6A4-165-B3, B4, B6
6A4-200-C6
Engines of models described herein conforming with this data sheet (which is part of Type Certificate Number
238) 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 Federal
Aviation Regulations, provided they are installed, operated, and maintained as prescribed by the approved
manufacturer's manuals and other approved instructions.
TYPE CERTIFICATE (TC) HOLDER Franklin Sp. z.o.o.
Ul. Chelmińska 208
86-300 Grudziądz
Poland
TYPE CERTIFICATE (TC) HOLDER RECORD WSK-PZL-RZESZOW transferred TC E-238 to Franklin
Sp. z.o.o. on August 17, 2006
I. MODELS 6A4-150-B3, B4, B31 6A4-165-B3, B4, B6 6A4-200-C6
TYPE 6HOA Reduction Gear Ration / Direct Drive
RATINGS
Maximum Continuous
hp, r.p.m., full throttle at:
Sea level pressure altitude
Takeoff
hp, r.p.m., full throttle
150-2600-S.L.
150-2600
165-2800-S.L.
165-2800
200-3100-S.L.
200-3100
FUEL
Minimum grade aviation gasoline
80/87
- -
91/96
COMPRESSION
Bore and stroke, in.
Displacement, cu. in.
Compression ratio
4.5 x 3.5
335
7:1
- -
- -
- -
- -
- -
8.5:1
WEIGHT (DRY) (lb)
277 280 (B3, B4); 291 (B6) 288
TCDS E-238 2
I. MODELS (Continued) 6A4-150-B3, B4, B31 6A4-165-B3, B4, B6 6A4-200-C6
CENTER OF GRAVITY (in)
(with starter & 15 amp generator)
Forward of the mounting lug
C.L.
From propeller shaft
5.6
1.0 below
- -
- -
6.5
0.7 above
PROPELLER SHAFT Integral flange, eight
.625 in. holes on 5.25 in.
circle (B3); six 0.5 in.
holes on 4.0 in. circle
(B4); eight .625 in. holes
on 5.0 in. circle (B31)
Integral flange, eight .625
in. holes on 5.25 in. circle
(B3, B6); six 0.5 in. holes on
4.0 in. circle (B4)
Integral flange, eight
.313-24 in. holes on
3.313 in. circle
CARBURETION Marvel MA3-SPA Marvel MA4-5 or
Bendix PS-5BD
Marvel MA4-5
IGNITION (dual) Eisemann LA-6 or
Scintilla S6RN-21
magnetos
Eisemann LA-6 or Scintilla
S6RN-21 magnetos (B3,
B4); Scintilla S6RN-23
magnetos (B6)
Eisemann LA-6 or
Scintilla S6RN-21
magnetos
TIMING, øBTC 28 32 36
SPARK PLUGS AC A-44, SA-43, SA-47;
Autolite A-4, A48, A4SA;
BG RB613S; Champion
78S, AJ-66, REJ-38,
C10S-4, J-43
AC A-44, SA-43, SA-47;
Autolite A-4, A4S, A48A;
Champion 78S, AJ-66,
C10S-4, J-43, REJ-38
AC A-47LY, LA-47, SR-
47P; Champion AJ-10,
L-34R, REL37B,
REL37P, REL37W,
REL38B; Jet Ignition
14-17-450
OIL SUMP CAPACITY, QT. 8 8.8 - -
USEABLE OIL, QT.
15ø nose down
6
6.8
- -
NOTES 1-6, 8,9 - - 1-4, 7-9
TCDS E-238 3
CERTIFICATION BASIS
CAR 13 effective August 1, 1941 for 6A4-145-A3, 6A4-150-B3, 6A4-165-B3, 6AG4-
185-B12, and 6A4-150-B31 engine models.
CAR 13 effective August 1, 1949, as amended by 13-1 and 13-2 for
6A4-200-C6 engine model.
CAR 13, effective March 5, 1952, for 6A4-165-B6 engine model.
FAR 33, effective February 1, 1965, for 6A4-150-B4 and 6A4-165-B4 engine
models.
Type Certificate 238 issued/revised:
Date of Date TC
Model Application Issued/Revised
6A4-145-A3 08/23/45 09/05/45*
6A4-150-B3 08/23/45 09/05/45
6A4-150-B31 08/23/45 09/05/45
6A4-165-B3 06/11/46 06/18/47
6AG4-185-B12 06/11/46 06/18/47*
6A4-200-C6 11/26/51 02/14/52
6A4-165-B6 01/30/53 02/24/53
6A4-150-B4 08/09/66 02/21/67
6A4-165-B4 08/09/66 02/21/67
Reissued to WSK "PZL-RZESZOW" 11/05/81
Reissued to WSK "PZL-RZESZOW" SA 12/8/94
Reissued to Franklin Sp. z.o.o. 4/30/2013
*Engine models 6A4-145-A3 and 6AG4-185-B12 were deleted from Type Certificate
238 on December 5, 1950. These models are no longer eligible for installation in
certificated aircraft.
The General Inspectorate of Civil Aviation of Poland originally type certificated this engine.
The FAA validated this product under U.S. Type Certificate Number E-238. Effective
September 28, 2003, the European Aviation Safety Agency (EASA) began oversight of this
product on behalf of Poland.
PRODUCTION BASIS 1. Production Certificate No. 9 for U.S. production. There will be no further
production of engines or replacement parts under this production certificate.
2. FAR 21.500 for production of engines or replacement parts under this type
certificate by WSK "PZL-RZESZOW" SA under control of the Republic of
Poland General Inspectorate of Civil Aviation (GICA).
Parts produced under either production basis are eligible to be used
interchangeably.
TCDS E-238 4
IMPORT REQUIREMENTS To be considered eligible for installation on U.S. registered aircraft, each new engine to be
exported to the United States with the General Inspectorate of Civil Aviation of Poland or
EASA airworthiness approval shall have a Joint Aviation Authorities (JAA) or EASA Form
1, Authorized Release Certificate. The JAA or EASA Form 1 should state that the engine
conforms to the type design approved under the U.S. Type Certificate E-238, is in a
condition for safe operation and has undergone a final operational check.
Additional guidance is contained in FAA Advisory Circular 21-23, Airworthiness
Certification of Civil Aircraft, Engines, Propellers, and Related Products, imported
into the United States.
NOTES
NOTE 1. Maximum permissible temperatures (øF):
Spark Plug Well Type Head
Model Thermocouple Thermocouple Cylinder Base Oil Inlet
All except 6A4-200-C6 530 445 310 230
6A4-200-C6 530 435 310 230
NOTE 2. Carburetor inlet fuel pressure limits, p.s.i.:
Carburetor Pressure Feed Gravity Feed
MA-3SPA 1.0 to 7.0 0.5 to 5.0
MA4-5 2.0 to 9.0 Minimum fuel pressure is 16" fuel
differential between carburetor float
PS-5BD (Press. feed only) 9.0 to 15.0 chamber and fuel inlet to carburetor.
Oil pressure limits - Normal operation 30 to 60 p.s.i.
TCDS E-238 5
NOTE 3. The following accessory drives are provided:
ACCESSORY
Type of
Drive Pad
Rotation Facing
Drive Pad
Speed Ratio
to Crankshaft
Max. Torque
(in. lb.
Cont. Static
Maximum
Overhang
Moment
in. lb.
Starter (All except 6A4-
165-B6 and 6A4-200-C6
Starter (6A4-165-B6 and
6A4-200-C6 only)
Generator (All except 6A4-
165-B6 and 6A4-200-C6)
Generator (6A4-165-B6
and 6A4-200-C6 only)
Tachometer (All models)
Fuel Pump (6A4-165-B6
and 6A4-200-C6 only)
Special
Special
Special
Special
AND 10005
AND 10000
CC
CC
CC
CC
CC
CC
11.444:1
11.444:1
1.500:1
1.500:1
.500:1
1.000:1
___
___
18
25
2
3
240
300
50
70
6
10
30
90
75
75
3
5
"CC" - counter clockwise facing engine drive pad
NOTE 4. The above engines incorporate the following detailed differences:
Model Characteristics
6A4-150-B4 Similar to B3 except incorporates a propeller shaft with six 1/2 inch
holes on a four inch circle.
6A4-150-B31 Similar to B3 except incorporates a propeller shaft drilled for 5/8 inch
bolts on a five inch circle.
6A4-165-B3 Differs additionally from Model 6A4-150-B3 in that it incorporates a
modified valve cam.
6A4-165-B4 Similar to 6A4-165-B3 except incorporates a propeller shaft with six
1/2 inch holes on a four inch circle.
6A4-165-B6 Similar to 6A4-165-B3 except for intake pipes and magnetos, which
are Scintilla S6RN-23. The B6 also uses the 6A4-200-C6 engine
accessory section.
6A4-200-C6 Differs additionally from other models in that it incorporates a
6V4-200-C32 power section.
NOTE 5. Effective with Franklin engine model 6A4-165-B3, Serial No. 32084, the eight magneto drive
gear absorbers used with each magneto gear installation are replaced by a single absorber,
Franklin Part No. 18560. With this change a new magneto drive gear Franklin No. 18543 is
also used. If any 6A4-165-B3 engines prior to Serial No. 32084, or
6A4-150-B3 and B31 engines Serial No. series 11000, 12000 and 13000, are modified to
include the single absorber magneto drive gear, the letter "M" shall be suffixed to the engine
serial number on the engine name plate (example: 32071M).
NOTE 6. 6A4-150-B3 engines are eligible when modified to Continental Inc. Drawing No.
R-2-P3400.
6A4-165-B3 engines are eligible when modified to Continental Inc. Drawing No.
D-3-P3500.
TCDS E-238 6
NOTE 7. 6A4-200-C6 engines have been specifically approved for helicopter installation.
NOTE 8. Carburetors of the same model may vary with the aircraft installation. The aircraft
specification and/or the engine manufacturer's manuals list the carburetor parts list number
(on carburetor name plate) eligible for each aircraft installation.
NOTE 9. SERVICE INFORMATION:
Each of the documents listed below must state that it is approved by the European Aviation Safety
Agency (EASA) or, for approvals made before September 28, 2003 by the General Inspectorate of
Civil Aviation of Poland. Any such documents including those approved under a delegated authority,
are accepted by the FAA and are considered FAA approved.
• Service bulletins,
• Structural repair manuals,
• Vendor manuals,
• Aircraft flight manuals, and
• Overhaul and maintenance manuals.
These approvals pertain to the type design only.
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