# N43064: 1994 Classic WACO YMF - Status: Valid registration - Airframe: [Classic WACO YMF](https://openairdocs.org/model/classic-waco-ymf) (registry code 2240101, 2 seats) - Engine: [Jacobs R755B series](https://openairdocs.org/engine/jacobs-r755b-series) (registry code 35007) - Data sheets: [TCDS E-237](https://openairdocs.org/tcds/E-237) (Air Repair Inc.) (OpenAirDocs) - Serial number: F5C-062 - Year built: 1994 - Type: Fixed wing single engine - Engine type: Reciprocating - Airworthiness: Standard, normal - Airworthiness date: January 3, 1995 - Certificate issued: September 22, 2005 - Expires: May 31, 2028 - Mode S code: A52665 - Registered owner: [Kloker Aviation](https://openairdocs.org/faa-owner/KLOKER%20AVIATION) - Location: [Owasso, OK](https://openairdocs.org/faa-place/OK/Owasso) - Owner type: Corporation - Owner's area on the map: 36.2767° N, 95.8189° W: Placed by OpenAirDocs at the center of ZIP code 74055, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=43064 - Page: https://openairdocs.org/aircraft/N43064 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. The registry lists only the engine series, so ADs for every Jacobs R755B model are included. ## ADs that may apply (OpenAirDocs): 0 in force ### Matched by airframe (Classic WACO YMF) None in force. ### Matched by engine (Jacobs R755B series) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations (2) 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 LAX05LA002](https://openairdocs.org/ntsb/LAX05LA002), Oct 2, 2004: Classic Waco YMF (N43064), Sedona, AZ, substantial damage. Probable cause: a loss of engine power due to the fatigue fracture of the number 7 cylinder exhaust rocker arm as a result of a grinding operation during manufacture. - [NTSB LAX98LA165](https://openairdocs.org/ntsb/LAX98LA165), May 19, 1998: Waco YMF (N43064), Sedona, AZ, minor damage. Probable cause: The failure of the pilot to secure the ignition system and magnetos in the off position before asking the ground crewman to rotate the propeller. ## FAA accident and incident reports (2) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 20041002027249A](https://openairdocs.org/incident/20041002027249A), Oct 2, 2004: Amtr WACOYMF (N43064), Sedona, AZ, Substantial damage. (-23) The pilot was cruising @ 6800 ft (MSL), 800 ft (AGL) in the local Sedona, AZ area. The pilot heard a very loud "bang" from the engine followed by an… - [Accident 19980519015369A](https://openairdocs.org/incident/19980519015369A), May 19, 1998: Waco YMF (N43064), Sedona, AZ, Minor damage. Ground crewman was struck while pulling prop thru when engine started. Prop had kicked back. Reported mags off. (.4)on may 19, 1998, at 0856 hours mountain… ## Service difficulty reports (1) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 2002FA0001353](https://openairdocs.org/sdr/2002FA0001353), Nov 1, 2002: PULLEY. WORN. ELEVATOR PULLEYS 20 PERCENT WORN. ## STCs that may be installed (OpenAirDocs) (12) 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 engine (Jacobs R755B series) - [STC SE4842NM](https://openairdocs.org/stc/SE4842NM): Installation of auxiliary oil sump tank. The 195 Factory LLC. Lists R-755B2 - [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. Lists R-755B1 - [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. Lists R-755B1 - [STC SE572SW](https://openairdocs.org/stc/SE572SW): Installation of Jacobs RAS325A exhaust valve rotocaps. Air Repair Inc. Lists R-755B1 - [STC SE04136AT](https://openairdocs.org/stc/SE04136AT): Installation of Bendix Scintilla WL-7A Battery Ignition Timer (distributor) modified from a breaker points and condenser design to a Hall Effect electronic sensor design. Air Repair Inc. Lists R-755B1 - [STC SE00809WI](https://openairdocs.org/stc/SE00809WI): Installation of a modified alternate source of supply, engine ignition coil assembly and condenser. Air Repair Inc. Lists R-755B2 - [STC SE01652WI](https://openairdocs.org/stc/SE01652WI): Modification of engine to replace contact points and condenser controlled Bendix Scintilla WL-7A battery timer (distributor) with an electronically controlled WL-7A-M battery timer. Radial Engines Ltd. Lists R-755B1 - [STC SE01288WI](https://openairdocs.org/stc/SE01288WI): Modification of Engines to replace carburetor with fuel injection. Data required: (1) Butterfly Aviation Master Drawing List Report BA1001-11, dated October 28, 2004, and (2) Butterfly Aviation Instructions for Continued Airworthiness Report BA1001-8, dated October 26, 2004, or later FAA Approved revisions to (1) or (2). Radial Engines Ltd. Lists R-755B2 - [STC SE01243WI](https://openairdocs.org/stc/SE01243WI): Installation of Barron Aviation intake tube drain kits on the engines listed on the attached FAA Approved Model List (AML) No. SE01243WI, dated April 26, 2004, or later FAA Approved revision. Barron Aviation. Lists R-755B1 - [STC SE02589AT](https://openairdocs.org/stc/SE02589AT): Installation of Air Repair, Inc. magneto part numbers VMN7-DF5-ARMOD with automatic advance per Air Repair, Inc. Installation Instructions, document number 1200C, dated 9/5/2002 or lter FAA approved revision. The VMN7-DF5-ARMOD magnetos are obtained from Bendix VMN7-DF5 or VMN7-DFA magnetos modified per Air Repair, Inc. Service Instructions, document number 1200A dtd 9/5/02 or other FAA approved revision. Air Repair Inc. Lists R-755B2 - [STC SE2416CE](https://openairdocs.org/stc/SE2416CE): Add the following approved fuel: unleaded automotive gasoline 87 minimum antiknock index and leaded automotive index(RON+MON)/2. Petersen Aviation Inc. Lists R-755B1 - [STC SE639SW](https://openairdocs.org/stc/SE639SW): Continental W-670 link rods. Aircraft Engine Service Inc ## Earlier aircraft with N43064 The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N43064 before. - [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N43064-undated): Taylorcraft BC12-D, S/N 6723 ## Related - Other Classic WACO YMF aircraft: https://openairdocs.org/model/classic-waco-ymf/aircraft.md - The Jacobs R755B series engine: https://openairdocs.org/engine/jacobs-r755b-series.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.