# N41637: Culver LFA

- Status: Valid registration
- Airframe: [Culver LFA](https://openairdocs.org/model/culver-lfa) (registry code 8730204, 2 seats)
- Engine: [Continental C85-12](https://openairdocs.org/engine/continental-c85-12) (registry code 17124)
- Data sheets: [TCDS A-730](https://openairdocs.org/tcds/A-730) (Superior Aircraft Company), [TCDS E-233](https://openairdocs.org/tcds/E-233) (Continental Aerospace Technologies, Inc.) (OpenAirDocs)
- Serial number: 396
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: March 17, 1956
- Certificate issued: September 6, 2024
- Expires: September 30, 2031
- Mode S code: A4ED4B
- Registered owner: [Jacobs James A](https://openairdocs.org/faa-owner/JACOBS%20JAMES%20A)
- Location: [Lakeview, MI](https://openairdocs.org/faa-place/MI/Lakeview)
- Owner type: Individual
- Owner's area on the map: 43.4351° N, 85.2465° W: Placed by OpenAirDocs at the center of ZIP code 48850, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=41637
- Page: https://openairdocs.org/aircraft/N41637

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 3 in force

### Matched by airframe (Culver LFA)

- [AD 46-04-01](https://openairdocs.org/ad/46-04-01): Landing Gear Throttle Stop · Superior LCA and LFA

### Matched by engine (Continental C85-12)

- [AD 81-16-05](https://openairdocs.org/ad/81-16-05): Magnetos · Lycoming Engines AEIO-320-E1B, AEIO-320-E2B, AEIO-360-B1G6 and 234 more. Effective Aug 6, 1981
- [AD 69-09-01](https://openairdocs.org/ad/69-09-01): Eisemann Magnetos · Eisemann Magnetos, 2A4-45-B2, 2A4-49-B2 and 158 more

### Historical (superseded or no longer in force)

- [AD 94-14-12](https://openairdocs.org/ad/94-14-12) (historical): Octane Aviation Gasoline · Teledyne Continental Motors A-65-8, C85-12, E185-11 and 68 more

## Information bulletins (advisory) (4 in force)

- [SAIB NE-18-27](https://openairdocs.org/saib/NE-18-27): POWERPLANT  Rocker Shaft Boss Inspection. Issued Sep 10, 2018
- [SAIB NE-16-13](https://openairdocs.org/saib/NE-16-13): Powerplant - Prohibited use of sealant. Issued Mar 8, 2016
- [SAIB NE-13-04](https://openairdocs.org/saib/NE-13-04): Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection. Issued Oct 31, 2012
- [SAIB CE-98-21R1](https://openairdocs.org/saib/CE-98-21R1): . Issued Jun 10, 1998

## NTSB investigations

None matched to N41637.

## NTSB investigations on N41637 not matched to an aircraft (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MIA69F0175](https://openairdocs.org/ntsb/MIA69F0175), Aug 28, 1968: Culver LFA (N41637), Savannah, GA, destroyed

## FAA accident and incident reports

None matched to N41637.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (53, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Culver LFA)

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC
- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc
- [STC SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc
- [STC SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation
- [STC SA00433NY](https://openairdocs.org/stc/SA00433NY): Installation of Airwolf remote mounted engine oil filter model AFC-500 or AFC-600 on multi engine fixed wing light aircraft incorporating Franklin reciprocating engines of 450 horsepower or less. Airwolf Filter Corporation
- [STC SA00478CH](https://openairdocs.org/stc/SA00478CH): Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc
- [STC SA593CH](https://openairdocs.org/stc/SA593CH): Install Champion SlickSTART magneto booster system. Champion Aerospace LLC
- [STC SA02294NY](https://openairdocs.org/stc/SA02294NY): Replacement of the existing propeller with a Koppers, Aeromatic F200 Propeller. Dennis Taylor
- [STC SA01944CH](https://openairdocs.org/stc/SA01944CH): Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index, per ASTM Specification D-439 or D-4818 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Experimental Aircraft Association Inc

### Approved for the engine (Continental C85-12)

- [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 SE208SO](https://openairdocs.org/stc/SE208SO): Installation of ice indicator in the carburetor. LegacySTC.com. Lists C85 Series
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd
- [STC SE00145WI](https://openairdocs.org/stc/SE00145WI): Installation of B&C Specialty Products Model BC 320-( ) Engine Starter. B & C Specialty Products Inc
- [STC SE03232CH](https://openairdocs.org/stc/SE03232CH): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application. Hartzell Propeller Inc
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [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 SE00533SE](https://openairdocs.org/stc/SE00533SE): Installation of Real Gasket Corporation Continental Engine Pushrod Tube Modification. Real Gaskets Tennessee
- [STC SE7559SW](https://openairdocs.org/stc/SE7559SW): Install adapter to permit use of a spin-on oil filter. Stratus Tool Technologies LLC
- [STC SE10076SC](https://openairdocs.org/stc/SE10076SC): Modify engine by installation of C12ST2/S starter. Hartzell Engine Technologies, LLC
- [STC SE10129SC](https://openairdocs.org/stc/SE10129SC): Installation of rotocoil, valve springs, ni-resist valve guide, exhaust valve with chrome flash on stem, and rocker shaft with thrust buttons. Continental Motors, Inc
- [STC SE34WE](https://openairdocs.org/stc/SE34WE): Installation of Electro-Coatings, Inc., piston rings on Continental pistons. Continental Motors, Inc
- [STC SE4247SW](https://openairdocs.org/stc/SE4247SW): Regrind crankshaft to .020 undersize on crankpin and main journals. Continental Motors, Inc. Lists C85 Series
- [STC SE8113SW](https://openairdocs.org/stc/SE8113SW): Installation of any or all parts identified by Airmotive drawing/parts application list AEC9109-2. Continental Motors, Inc. Lists C85 Series
- [STC SE7562SW](https://openairdocs.org/stc/SE7562SW): Install adapter to permit use of a spin-on oil filter. Stratus Tool Technologies LLC
- [STC SE3330NM](https://openairdocs.org/stc/SE3330NM): Continental valve cover gasket. Real Gaskets Tennessee
- [STC SE01309AT](https://openairdocs.org/stc/SE01309AT): Modify engines. Lowe Aviation Aircraft Maintenance
- [STC SE09002SC](https://openairdocs.org/stc/SE09002SC): Regrind Teledyne Continental crankshafts, to .020-inch undersize on crankpin and main journals. Aircraft Specialties Services Inc. Lists C85 Series
- [STC SE01943CH](https://openairdocs.org/stc/SE01943CH): Add the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Experimental Aircraft Association Inc
- [STC SE634GL](https://openairdocs.org/stc/SE634GL): Superseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation. Lists C85 Series
- [STC SE154CH](https://openairdocs.org/stc/SE154CH): Engine oil pump repair/rework specifications and procedures. Harmony Machine Prod Inc
- [STC ST00435AT](https://openairdocs.org/stc/ST00435AT): Overhaul/repair of the Delco starter adapter drive (P/N 1971890) used with Delco starters P/N's 11096656 and 1109660. Aerotech. Lists C85 Series
- [STC SE02172AT](https://openairdocs.org/stc/SE02172AT): Replace engine crankcase with model O-200 crankcase. Swords Don. Lists C85 Series
- [STC SE09513SC](https://openairdocs.org/stc/SE09513SC): Installation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013. Exxon Company USA. Lists C85 Series
- [STC SE02004AT](https://openairdocs.org/stc/SE02004AT): Installation of Teledyne Continental Motors (TCM) model O-200 crankshaft, connecting rods and pistons (Superior Air Parts pistons are also approved). Swords Donald H. Lists C85 Series
- [STC SE00979AT](https://openairdocs.org/stc/SE00979AT): Installation of a Teledyne Continental model O-200 crankshaft, connecting rods and pistons. Aircraft Specialties Services Inc. Lists C85 Series
- [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. Lists C85 Series
- [STC SE00164SE](https://openairdocs.org/stc/SE00164SE): Installation of Avglas components to modify carburetor air housing assemblies. McFarlane Aviation, Inc. Lists C85 Series
- [STC SE01592AT](https://openairdocs.org/stc/SE01592AT): Modify the crankcase of the listed engines. Swords Don. Lists C85 Series
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation
- [STC SE00262NY](https://openairdocs.org/stc/SE00262NY): Installation of Canadian Aero Manufacturing Pull Start Clutch, P/N 1971890-N or 1971890-M. Canadian Aero Manufacturing. Lists C85 Series
- [STC SE154CE](https://openairdocs.org/stc/SE154CE): Engine oil pump repair/rework specifications and procedures. Allison James R. Lists C85 Series
- [STC SE8669SW](https://openairdocs.org/stc/SE8669SW): Installation of roller rocker arm. Performance Engineering
- [STC SE898NE](https://openairdocs.org/stc/SE898NE): Installation of 60 amp. alternator, Cessna P/N C611501-0204, -0203, -0202, -0201 or Ford P/N DOFF-10300-F in lieu of existing generator. Barnstormers Aviation
- [STC SE5113NM](https://openairdocs.org/stc/SE5113NM): Install oil filter. Lessard Daryle. Lists C85 Series
- [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. Lists C85 Series
- [STC SE2030CE](https://openairdocs.org/stc/SE2030CE): Add approved fuel: unleaded automotive gasoline, 87 minimum anitknock index and leaded automotive gasoline, 88 minimum antiknock index(RON+MON)/2. Petersen Aviation Inc
- [STC SE80NE](https://openairdocs.org/stc/SE80NE): Installation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less. Bel-Ray Company, Inc. Lists C85 Series
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec. Lists C85 Series

All 53: https://openairdocs.org/aircraft/N41637/stcs.md

## Earlier aircraft with N41637

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N41637 before.

- [Cancelled 2007-08-14](https://openairdocs.org/deregistered/N41637-2007-08-14): Piper PA-28-140, S/N 28-7425266, built 1974. Exported to Canada. Owner: [Hilgers Dean B](https://openairdocs.org/faa-owner/HILGERS%20DEAN%20B), [Waconia, MN](https://openairdocs.org/faa-place/MN/Waconia)

## Related

- Other Culver LFA aircraft: https://openairdocs.org/model/culver-lfa/aircraft.md
- The Continental C85-12 engine: https://openairdocs.org/engine/continental-c85-12.md

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