# Continental W670-6A - Type: Engine model (FAA registry) - Registry code: 17317 - Manufacturer (registry): CONT MOTOR - Model: W670-6A - Engine type: Reciprocating - Power: 220 hp - Data sheet: [TCDS E-162](https://openairdocs.org/tcds/E-162) (OpenAirDocs) - Holder: Air Repair Inc. - Installed in: 37 registered aircraft - Page: https://openairdocs.org/engine/continental-w670-6a 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 50-12-01](https://openairdocs.org/ad/50-12-01): Propeller Blade · Hamilton Standard Propeller Blades, W670-16, W670-6A and 1 more ## Registered aircraft (37) - [N1028C](https://openairdocs.org/aircraft/N1028C): [Courtney Brent C](https://openairdocs.org/faa-owner/COURTNEY%20BRENT%20C), [Magnolia, TX](https://openairdocs.org/faa-place/TX/Magnolia), built 1941, S/N 75-2051 - [N11247](https://openairdocs.org/aircraft/N11247): [Elliott John David](https://openairdocs.org/faa-owner/ELLIOTT%20JOHN%20DAVID), [Bethesda, MD](https://openairdocs.org/faa-place/MD/Bethesda), S/N 3487 - [N117RV](https://openairdocs.org/aircraft/N117RV): [Aero Rents Inc](https://openairdocs.org/faa-owner/AERO%20RENTS%20INC), [Germantown, TN](https://openairdocs.org/faa-place/TN/Germantown), S/N 75-7232 - [N144Y](https://openairdocs.org/aircraft/N144Y): [Old Style Aircraft LLC](https://openairdocs.org/faa-owner/OLD%20STYLE%20AIRCRAFT%20LLC), [Ellsinore, MO](https://openairdocs.org/faa-place/MO/Ellsinore), S/N 3319 - [N15214](https://openairdocs.org/aircraft/N15214): [Simply Living LLC](https://openairdocs.org/faa-owner/SIMPLY%20LIVING%20LLC), [Fort Myers, FL](https://openairdocs.org/faa-place/FL/Fort%20Myers), built 1935, S/N 3981 - [N29967](https://openairdocs.org/aircraft/N29967): [Elliott Properties-Series 6 LLC](https://openairdocs.org/faa-owner/ELLIOTT%20PROPERTIES-SERIES%206%20LLC), [Washoe Valley, NV](https://openairdocs.org/faa-place/NV/Washoe%20Valley), built 1940, S/N 5464 - [N323J](https://openairdocs.org/aircraft/N323J): [Dexter Fred H](https://openairdocs.org/faa-owner/DEXTER%20FRED%20H), [Live Oak, FL](https://openairdocs.org/faa-place/FL/Live%20Oak), built 1929, S/N 480 - [N3292](https://openairdocs.org/aircraft/N3292): [International Air Services Inc Trustee](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIR%20SERVICES%20INC%20TRUSTEE), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), built 1943, S/N 75-4620 - [N39725](https://openairdocs.org/aircraft/N39725): [Diedrich Stephan A](https://openairdocs.org/faa-owner/DIEDRICH%20STEPHAN%20A), [Sandpoint, ID](https://openairdocs.org/faa-place/ID/Sandpoint), built 1942, S/N 5858 - [N41806](https://openairdocs.org/aircraft/N41806): [Geosits Andrew F](https://openairdocs.org/faa-owner/GEOSITS%20ANDREW%20F), [Burlingame, CA](https://openairdocs.org/faa-place/CA/Burlingame), built 1941, S/N 75866 - [N4428N](https://openairdocs.org/aircraft/N4428N): [Tec Aviation LLC](https://openairdocs.org/faa-owner/TEC%20AVIATION%20LLC), [Euclid, OH](https://openairdocs.org/faa-place/OH/Euclid), built 1942, S/N 75-6432 - [N444TY](https://openairdocs.org/aircraft/N444TY): [Youree Lance C](https://openairdocs.org/faa-owner/YOUREE%20LANCE%20C), [Hookstown, PA](https://openairdocs.org/faa-place/PA/Hookstown), built 1941, S/N 75-2493 - [N4786V](https://openairdocs.org/aircraft/N4786V): [Hamilton Jeffrey T](https://openairdocs.org/faa-owner/HAMILTON%20JEFFREY%20T), [Spokane, WA](https://openairdocs.org/faa-place/WA/Spokane), built 1945, S/N 755845 - [N49295](https://openairdocs.org/aircraft/N49295): [N49295 LLC](https://openairdocs.org/faa-owner/N49295%20LLC), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), built 1940, S/N 75-531 - [N5329N](https://openairdocs.org/aircraft/N5329N): [Stoica Michael J Jr](https://openairdocs.org/faa-owner/STOICA%20MICHAEL%20J%20JR), [East Liverpool, OH](https://openairdocs.org/faa-place/OH/East%20Liverpool), built 1944, S/N 75-5883 - [N55062](https://openairdocs.org/aircraft/N55062): [Walk Michael](https://openairdocs.org/faa-owner/WALK%20MICHAEL), [Englewood, FL](https://openairdocs.org/faa-place/FL/Englewood), built 1941, S/N 75-221 - [N55262](https://openairdocs.org/aircraft/N55262): [Lyons James P](https://openairdocs.org/faa-owner/LYONS%20JAMES%20P), [Fort Ogden, FL](https://openairdocs.org/faa-place/FL/Fort%20Ogden), S/N 75-4805 - [N55869](https://openairdocs.org/aircraft/N55869): [Jmr Construction Group Inc](https://openairdocs.org/faa-owner/JMR%20CONSTRUCTION%20GROUP%20INC), [Citra, FL](https://openairdocs.org/faa-place/FL/Citra), S/N 75-2710 - [N57291](https://openairdocs.org/aircraft/N57291): [Evans Dwight M](https://openairdocs.org/faa-owner/EVANS%20DWIGHT%20M), [Nipomo, CA](https://openairdocs.org/faa-place/CA/Nipomo), built 1941, S/N 75-1431 - [N57381](https://openairdocs.org/aircraft/N57381): [Orange Wing Aviation Inc](https://openairdocs.org/faa-owner/ORANGE%20WING%20AVIATION%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1941, S/N 75-1579 - [N58219](https://openairdocs.org/aircraft/N58219): [Mile High Stearman LLC](https://openairdocs.org/faa-owner/MILE%20HIGH%20STEARMAN%20LLC), [Evergreen, CO](https://openairdocs.org/faa-place/CO/Evergreen), built 1941, S/N 75729 - [N615RS](https://openairdocs.org/aircraft/N615RS): [Wojnar Ronald T](https://openairdocs.org/faa-owner/WOJNAR%20RONALD%20T), [East Troy, WI](https://openairdocs.org/faa-place/WI/East%20Troy), built 1942, S/N 75-3321 - [N61871](https://openairdocs.org/aircraft/N61871): [Ringlein Matthew E](https://openairdocs.org/faa-owner/RINGLEIN%20MATTHEW%20E), [Mokelumne Hill, CA](https://openairdocs.org/faa-place/CA/Mokelumne%20Hill), built 1942, S/N 75-3579 - [N62138](https://openairdocs.org/aircraft/N62138): [Sima Bary J Trustee](https://openairdocs.org/faa-owner/SIMA%20BARY%20J%20TRUSTEE), [Salome, AZ](https://openairdocs.org/faa-place/AZ/Salome), built 1942, S/N 75-3457 - [N62911](https://openairdocs.org/aircraft/N62911): [Western Antique Aeroplane & Automobile Museum](https://openairdocs.org/faa-owner/WESTERN%20ANTIQUE%20AEROPLANE%20%26%20AUTOMOBILE%20MUSEUM), [Hood River, OR](https://openairdocs.org/faa-place/OR/Hood%20River), built 1943, S/N 75-4496 - [N63502](https://openairdocs.org/aircraft/N63502): [Fagen Fighters Wwii Museum](https://openairdocs.org/faa-owner/FAGEN%20FIGHTERS%20WWII%20MUSEUM), [Granite Falls, MN](https://openairdocs.org/faa-place/MN/Granite%20Falls), built 1941, S/N 75-2419 - [N66RW](https://openairdocs.org/aircraft/N66RW): [Sky West Aviation Inc Trustee](https://openairdocs.org/faa-owner/SKY%20WEST%20AVIATION%20INC%20TRUSTEE), [Albuquerque, NM](https://openairdocs.org/faa-place/NM/Albuquerque), S/N 752016 - [N67119](https://openairdocs.org/aircraft/N67119): [Meerovich Yori](https://openairdocs.org/faa-owner/MEEROVICH%20YORI), [Aventura, FL](https://openairdocs.org/faa-place/FL/Aventura), built 1943, S/N 75-4622 - [N671EB](https://openairdocs.org/aircraft/N671EB): [Eckstein Kenneth A](https://openairdocs.org/faa-owner/ECKSTEIN%20KENNETH%20A), [Simpsonville, SC](https://openairdocs.org/faa-place/SC/Simpsonville), built 2017, S/N 002 - [N75577](https://openairdocs.org/aircraft/N75577): [Caruso Aircraft Service LLC](https://openairdocs.org/faa-owner/CARUSO%20AIRCRAFT%20SERVICE%20LLC), [Saint Marys, PA](https://openairdocs.org/faa-place/PA/Saint%20Marys), built 1943, S/N 75-7845 - [N75980](https://openairdocs.org/aircraft/N75980): [Owls Head Transportation Museum](https://openairdocs.org/faa-owner/OWLS%20HEAD%20TRANSPORTATION%20MUSEUM), [Owls Head, ME](https://openairdocs.org/faa-place/ME/Owls%20Head), built 1942, S/N 75-6746 - [N77681](https://openairdocs.org/aircraft/N77681): [Grasso Vaughn L](https://openairdocs.org/faa-owner/GRASSO%20VAUGHN%20L), [Oak Hill, FL](https://openairdocs.org/faa-place/FL/Oak%20Hill), built 1946, S/N W46381 - [N8105D](https://openairdocs.org/aircraft/N8105D): [Tsi Holdco Inc](https://openairdocs.org/faa-owner/TSI%20HOLDCO%20INC), [Virginia Beach, VA](https://openairdocs.org/faa-place/VA/Virginia%20Beach), built 2008, S/N 2790 - [N898MD](https://openairdocs.org/aircraft/N898MD): [Brent Air LLC](https://openairdocs.org/faa-owner/BRENT%20AIR%20LLC), [Senoia, GA](https://openairdocs.org/faa-place/GA/Senoia), built 1942, S/N 75-3617 - [N928V](https://openairdocs.org/aircraft/N928V): [Triple D Aviation LLC](https://openairdocs.org/faa-owner/TRIPLE%20D%20AVIATION%20LLC), [Jamestown, OH](https://openairdocs.org/faa-place/OH/Jamestown), built 1929, S/N 154 - [N93WW](https://openairdocs.org/aircraft/N93WW): [M J Bravo Inc](https://openairdocs.org/faa-owner/M%20J%20BRAVO%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), S/N 75-2639 - [N98WM](https://openairdocs.org/aircraft/N98WM): [West Coast Aerosport Inc](https://openairdocs.org/faa-owner/WEST%20COAST%20AEROSPORT%20INC), [Trabuco Canyon, CA](https://openairdocs.org/faa-place/CA/Trabuco%20Canyon), built 1945, S/N 75-714 ## NTSB investigations (8) 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 CEN22LA395](https://openairdocs.org/ntsb/CEN22LA395), Aug 27, 2022: Boeing A75N1(PT17) (N132JD), Prue, OK, substantial damage. Probable cause: The pilot’s failure to maintain clearance from power lines during intentional low-level maneuvering. - [NTSB GAA19CA292](https://openairdocs.org/ntsb/GAA19CA292), May 18, 2019: Stearman B75N1 (N75577), Bradford, PA, substantial damage. Probable cause: The passenger’s inadvertent brake application during landing, which resulted in a nose-over. - [NTSB OAK75FVA10](https://openairdocs.org/ntsb/OAK75FVA10), Jul 31, 1974: Boeing A75 (N57381), Selma, CA, substantial damage - [NTSB OAK72DVA49](https://openairdocs.org/ntsb/OAK72DVA49), Feb 26, 1972: Boeing E75 (N61871), Tulare, CA, substantial damage - [NTSB CHI71FEM83](https://openairdocs.org/ntsb/CHI71FEM83), Jun 5, 1971: Boeing A75 (N55062), Schoolcraft, MI, substantial damage - [NTSB LAX71DVA22](https://openairdocs.org/ntsb/LAX71DVA22), Aug 22, 1970: Boeing IB75A (N67119), Bakersfield, CA, substantial damage - [NTSB MIA67F0220](https://openairdocs.org/ntsb/MIA67F0220), Oct 12, 1966: Boeing A75N1 (N55262), Canal Point, FL, substantial damage - [NTSB MKC67F0315](https://openairdocs.org/ntsb/MKC67F0315), Sep 29, 1966: Waco RNF (N144Y), Chesterfield, MO, substantial damage ## FAA accident and incident reports (3) 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 20220827018349A](https://openairdocs.org/incident/20220827018349A), Aug 27, 2022: Boeing A75N1(PT17) (N132JD), Prue, OK, Substantial damage. The pilot and passenger were on a part 91 day VFR flight. The purpose of the flight was in introduce small aircraft flight to the passenger. The pilot and the… - [Accident 20190518024169A](https://openairdocs.org/incident/20190518024169A), May 18, 2019: Boeing B75N1 (N75577), Lewis Run, PA, Substantial damage. On 5-18-19 at approximately 10:05 am at the bradford regional airport, kbfd, aircraft N75577 landed on rwy 32. Upon landing rollout the aircraft flipped over… - [Accident 19740731022019A](https://openairdocs.org/incident/19740731022019A), Jul 31, 1974: Boeing A75N1 (N57381), Selma, CA, Substantial damage ## Service difficulty reports (5) As reported by operators and repair stations, by the model named in the report. - [SDR 2018FA0000352](https://openairdocs.org/sdr/2018FA0000352), Aug 30, 2018: BRAKE ASSY. CRACKED. BRAKE ASSEMBLY PART NR H-12-148 SERIAL NR 19225K4 LT MAIN TIRE POSITION. MAGNESIUM BRAKE BACKING PLATE CRACKED AT THE 6 O'CLOCK POSITION AND BROKE ASSOCIATED RE - [SDR 2015FA0000569](https://openairdocs.org/sdr/2015FA0000569), Sep 15, 2015: LOCK NUT. BROKEN. ON REMOVING THE REAR CASE OF THIS ENGINE, FOUND 7 BROKEN .3125 LOCK NUTS. ALSO FOUND 3 BROKEN NUTS ON THE OIL PUMP WHICH IS ATTACHED TO THE REAR CASE. SOME OF T - [SDR 2003FA0000139](https://openairdocs.org/sdr/2003FA0000139), Sep 27, 2002: GEAR. WRONG PART. ENGINE STOPPED RUNNING DUE TO A FAILED INTERMEDIATE CAM DRIVE GEAR. UPON DISASSEMBLY IT WAS FOUND THAT A PN 3979 GEAR FROM A TANK ENGINE HAD BEEN SUBSTITUTED FO - [SDR 99ZZZX4153](https://openairdocs.org/sdr/99ZZZX4153), Oct 28, 1999: BEARING. FAILED. APPROX 15 MINUTES AFTER TAKEOFF FROM A RE-FUELING STOP ON A LONG CROSS-COUNTRY FLIGHT, OIL TEMP BEGAN A RAPID RISE AND OIL PRESSURE FELL TO 0-21 PSI (FLUCTUATIN - [SDR 95ZZZX6777](https://openairdocs.org/sdr/95ZZZX6777), Jan 16, 1995: GEAR. WORN. WEAR FOUND ON VALVE TIMING SERRATED GEARS ON REAR CRANKSHAFT AND STARTER GEAR. SUBMITTER RECOMMENDS REMOVING TACHOMETER DRIVE AND INSPECT REAR CRANKSHAFT NUT FO ## 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 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 SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists W670 Series - [STC SE7492SW](https://openairdocs.org/stc/SE7492SW): Install Delco starter P/N 1108684 or Eclipse/Bendix Utica model E80 starters. Rare Aircraft Ltd - [STC SE01144SE](https://openairdocs.org/stc/SE01144SE): Installation of Olde Thyme Aviation, Inc. pistons, P/N OTA-4032-T6 or Air Repair, Inc. pistons, P/Ns AR4177 (5 each) and AR4177-1 (2 each), to replace Teledyne Continental Motors pistons P/N 4177. Air Repair Inc - [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 - [STC SE01145SE](https://openairdocs.org/stc/SE01145SE): Option 1) Installation of Olde Thyme Aviation Inc. crankshaft bearings OTA-21201-AB (rear) and OTA-21301-FB (front) Option 2) Installation of Olde Thyme Aviation Inc. replacement intake valve guides P/N OTA-20241-IG Option 3) Installation of Olde Thyme Aviation Inc. replacement exhaust valve guides P/N OTA-20406-EG. Air Repair Inc - [STC SE01146SE](https://openairdocs.org/stc/SE01146SE): Option 1) Installation of Gold Coast Aviation crankshaft bearings GCA-21201-AB (rear) and GCA-21301-FB (front) Option 2) Installation of Gold Coast Aviation replacement intake valve guides P/N GCA-20241-IG Option 3) Installation of Gold Coast Aviation replacement exhaust valve guides P/N GCA-20406-EG. Gold Coast Aviation Service Inc - [STC SE00946LA](https://openairdocs.org/stc/SE00946LA): Installation of engine crankshaft front and rear bearings. Holloway Engineering Co - [STC SE00372LA](https://openairdocs.org/stc/SE00372LA): Installation of a Jacobs shielded ignition harness on Teledyne Continental Motors engine models. Aero Engines Inc - [STC SE7491SW](https://openairdocs.org/stc/SE7491SW): Install Scintilla VNM-7DFA magnetos on W-670-6A and -6N engines. Air Repair. Lists W670 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 W670 Series - [STC SE4127SW](https://openairdocs.org/stc/SE4127SW): Install modified W-670-23 piston, P/N 4180, to replace W-670-6A piston, P/N 4177. Air Repair - [STC SE2028CE](https://openairdocs.org/stc/SE2028CE): 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 SE5WE](https://openairdocs.org/stc/SE5WE): Compression ratio tank pistons. Salinas Engine Works - [STC SE03079AT](https://openairdocs.org/stc/SE03079AT) (historical): Modify the Teledyne Continental W670 Series aircraft engines by replacing the crankshaft front and rear main ball bearings with higher capacity roller bearings. Air Repair Inc --- 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.