# Wsk-Pzl 6A4-150-B3

- Type: Engine model (FAA registry)
- Registry code: 67223
- Manufacturer (registry): WSK-PZL
- Model: 6A4-150-B3
- Engine type: Reciprocating
- Power: 150 hp
- Data sheet: [TCDS E-238](https://openairdocs.org/tcds/E-238) (OpenAirDocs)
- Holder: Franklin Sp. z.o.o.
- Installed in: 0 registered aircraft
- Page: https://openairdocs.org/engine/wsk-pzl-6a4-150-b3

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 96-02-04](https://openairdocs.org/ad/96-02-04): 80 Octane Avgas · Wytwornia Sprzetu Komunikacyjnego 6A4-150-B3 and 6A4-165-B3. Effective Feb 13, 1996
- [AD 69-09-01](https://openairdocs.org/ad/69-09-01): Eisemann Magnetos · Eisemann Magnetos, 2A4-45-B2, 2A4-49-B2 and 158 more
- [AD 48-50-01](https://openairdocs.org/ad/48-50-01): Cylinder Base Flange · Wytwornia Sprzetu Komunikacyjnego 6A4-150-B3 and 6A4-150-B31
- [AD 48-21-01](https://openairdocs.org/ad/48-21-01): Accelerator Pump Linkage · Wytwornia Sprzetu Komunikacyjnego 6A4-150-B3 and 6A4-150-B31

## Registered aircraft

None registered with this engine model now.

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports

None matched to aircraft with this engine model.

## Service difficulty reports (4)

As reported by operators and repair stations, by the model named in the report.

- [SDR CA150923004](https://openairdocs.org/sdr/CA150923004), Sep 13, 2015: SPAR. CRACKED. (CAN) ITEM (1A) RT FWD SPAR IDENTIFIED AS HAVING MULTIPLE CRACKS IN THE ROOT/BUTT END. ITEM, 1B, RT FWD SPAR HAS CRACKS THAT RUN VERTICALLY BETWEEN HORIZONTAL C
- [SDR 2003FA0001188](https://openairdocs.org/sdr/2003FA0001188), Nov 19, 2003: WASHER. BROKEN. SEVERE ENGINE ROUGHNESS OCCURRED WHILE IN FLIGHT. AN OFF AIRPORT LANDING WAS MADE WITH NO DAMAGE TO AIRCRAFT AND NO INJURIES. NR 1 CYLINDER FOUND TO HAVE NO COM
- [SDR 2003FA0001185](https://openairdocs.org/sdr/2003FA0001185), Oct 16, 2003: WASHER. BROKEN. SEVERE ENGINE ROUGHNESS OCCURRED WHILE IN FLIGHT. AN OFF AIRPORT LANDING WAS MADE WITH NO DAMAGE TO AIRCRAFT AND NO INJURIES. NR 1 CYLINDER FOUND TO HAVE NO COM
- [SDR 2001FA0000185](https://openairdocs.org/sdr/2001FA0000185), Apr 23, 2001: FLAP. DEPARTED. LT FLAP SEPARATED FROM A/C AT ABOUT 500 FT WHILE TURNING DOWNWIND TO AIRPORT. A/C WAS BEING CONFIGURED FOR LANDING AT THE TIME OF SEPARATION. 80 MPH GEAR DOWN A

## STCs that may be installed (OpenAirDocs) (16)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE04651CH](https://openairdocs.org/stc/SE04651CH): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22. Swift Fuels LLC
- [STC SE2932SW](https://openairdocs.org/stc/SE2932SW): Install carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive. Alcor LLC
- [STC SE1311SO](https://openairdocs.org/stc/SE1311SO): Installation of Shivers carburetor temperature gauge with a Richter Aero Equipment B-5 carburetor temperature probe. LegacySTC.com
- [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 SE4178NM](https://openairdocs.org/stc/SE4178NM): Installation of oil filter kit. Franklin Aircraft Engines Inc
- [STC SE1673CE](https://openairdocs.org/stc/SE1673CE): Replace camshaft and valve train with parts from Model 6A4-165-B3 engine. David James
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc
- [STC SE3331NM](https://openairdocs.org/stc/SE3331NM): Lycoming valve cover gasket. Real Gaskets Tennessee
- [STC SE110CH](https://openairdocs.org/stc/SE110CH): Installation of Slick Model 6399 magnetos. Champion Aerospace LLC
- [STC SE1-201](https://openairdocs.org/stc/SE1-201): Installation of the Richter Aero Equipment Type B-4 or B-5 Temperature Probe. (O-360 SERIES (excl. A1C, C2B, C2D)). MidContinent Instru Co Inc
- [STC SE1696GL](https://openairdocs.org/stc/SE1696GL): Installation of nose seal retainer. Skaggs Robert G
- [STC SE2127CE](https://openairdocs.org/stc/SE2127CE): Add the following approved fuel unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON+MON)/2. Intermixing with aviation gasoline also approved. Petersen Aviation Inc
- [STC SE61WE](https://openairdocs.org/stc/SE61WE): SERIAL NUMBER 12434 ONLY: Installation of modified Franklin Part Non. 19182 dual magneto/vacuum pump drive. Satisfactory for Franklin Model 6A4-150-B3 engine, Serial No. 12434 only. G.C. Schinneller
- [STC SE59WE](https://openairdocs.org/stc/SE59WE): SERIAL NUMBER 11514 ONLY: Installation of modified Franklin Part No. 19182 dual magneto/vacuum pump drive. John W. German
- [STC SE4-1192](https://openairdocs.org/stc/SE4-1192): Adapter to permit Bendix Scintilla magneto installation, Type SF6LN-8, and modification of carburetor- manifold adapter box. Van De Water Devel Co

## PMA parts (OpenAirDocs) (188, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

- [72-231114-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126488040520260722204349.0001): TAG-Engine. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 17, 2026
- [AB-90751-19](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191643992120251216184502.0001): Cotter Pin. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-90751-19 · Dec 8, 2023
- [AB-357426](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184238701620251216184448.0001): Distributor Block. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-357426 · Dec 8, 2023
- [AB-382585](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID174195818620251216184454.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-382585 · Dec 8, 2023
- [AB-400623](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168816889220251216184444.0001): Ball Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental… · Dec 8, 2023
- [AB-357174](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160990699020251216184451.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-357174 · Dec 8, 2023
- [AB-157158](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID158219565620251216184432.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental MotorsP/N: 10-157158 · Dec 8, 2023
- [AB-51678](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157802434020251216184508.0001): Oil Deflector. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-51678 · Dec 8, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149337649120251216184433.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 8, 2023
- [ES10-35936-7](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148471542220251216184429.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-35936-7 · Dec 8, 2023
- [AB-382584](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126776576020251216184455.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-382584 · Dec 8, 2023
- [AB-349511](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120405838820251216184440.0001): Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-349511 · Dec 8, 2023
- [AB-349326](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116200064020251216184456.0001): Fish Paper. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-349326 · Dec 8, 2023
- [AB-349263](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113648021920251216184506.0001): O-Ring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-349263 · Dec 8, 2023
- [AB-357173](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105495468820251216184452.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-357173 · Dec 8, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197131308520240301172645.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172780068720240301172642.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168354325020240301172638.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145217999320240301172658.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118323347220240301172648.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102475767020240301172654.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176360833820240301172648.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172762233220240301172632.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163685509620240301172639.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162371588220240301172654.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID150014931220240301172641.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141585254820240301172654.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123063929720240301172657.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115495300220240301172646.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID104850212020240301172638.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102201684720240301172637.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023
- [TA2927-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143759258820231109131601.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Oct 31, 2023
- [TA2927-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118936882120231109131600.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Oct 31, 2023
- [ES10-400549-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID158172130220230929175036.0001): 200 Series Frame, Lyc Flange. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 10-400549-2 · Jul 17, 2023
- [ES10-400551-8](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178086668520231025135112.0001): Housing, Distributor. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 10-400551-8 · Apr 1, 2023
- [ES10-25788](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197042042020230703154012.0001): Bearing, Sleeve. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 10-357078, 10-25788, 736 · Mar 20, 2023
- [ES10-56513](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157880742420230502200206.0001): Pin, Stop. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 10-56513 · Feb 9, 2023
- [ES1553](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135063461520230330124455.0001): Screw, Harness Cap. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces M1553 · Oct 27, 2022
- [ES10-357165-20](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117084116020220725141437.0001): Coil, Magneto. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 10-357165-20, 10-357164-1 · Jun 9, 2022
- [AC-F17794](https://drs.faa.gov/browse/excelExternalWindow/914BBF6822F6710586258629005B50E0.0001): Packing, Valve Lifter Rod Tube. Airmotive Components LLC North Fabrication Shop · PMA PQ04438CE · Replaces 17794 · Nov 16, 2020
- [AC-F10246](https://drs.faa.gov/browse/excelExternalWindow/87BFEECB719B7C6F86258629005B5066.0001): Bushing, Engine Mount Rubber. Airmotive Components LLC North Fabrication Shop · PMA PQ04438CE · Replaces 10246 · Nov 16, 2020
- [AEF17722](https://drs.faa.gov/browse/excelExternalWindow/E46204402452C762862585930032AB9F.0001): Bearing, Crankshaft Gear End, Even Cylinder Nos.. Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 17722 · Jan 6, 2020
- [AEF19313](https://drs.faa.gov/browse/excelExternalWindow/E2DD2D059098B9B38625858B00324FA7.0001): Absorber, Magneto Drive. Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 19313 · Jan 6, 2020
- [AEF17723](https://drs.faa.gov/browse/excelExternalWindow/E09FC2943D7A1939862585930032ABCF.0001): Bearing, Crankshaft Propeller End, Odd Cylinder Nos.. Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 17723 · Jan 6, 2020
- [AEF20544](https://drs.faa.gov/browse/excelExternalWindow/E05100593CC405EC862585930032B1BC.0001): Liner, Cylinder. Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 20544 · Jan 6, 2020
- [AEF18028](https://drs.faa.gov/browse/excelExternalWindow/DE1A160A39E6D506862585930032AEE3.0001): Bearing, Crankshaft, Center, Even Cylinder Nos. (.010 OS). Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 18028 · Jan 6, 2020
- [AEF18022](https://drs.faa.gov/browse/excelExternalWindow/DAF48C1A7635C2978625858B00324F75.0001): Bearing, Crankshaft Propeller End, Odd Cylinder Nos. (.010 U.S.). Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 18022 · Jan 6, 2020
- [AEF17808](https://drs.faa.gov/browse/excelExternalWindow/D5976C45FF0EBBAE862585930032AC6D.0001): Bearing, Thrust. Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 17808 · Jan 6, 2020
- [AEF18030](https://drs.faa.gov/browse/excelExternalWindow/D2E923AB1967B80B862585930032AF3C.0001): Bearing, Crankshaft, Gear End, Odd Cylinder Nos. (.010 OS). Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 18030 · Jan 6, 2020
- [AEF18033](https://drs.faa.gov/browse/excelExternalWindow/CD86C111D5951761862585930032AFCF.0001): Bearing, Crankshaft, Gear End, Even Cylinder Nos. (.020 OS). Continental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 18033 · Jan 6, 2020

All of them: https://openairdocs.org/engine/wsk-pzl-6a4-150-b3/pma.md

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