# Continental O-470-L

- Type: Engine model (FAA registry)
- Registry code: 17374
- Manufacturer (registry): CONT MOTOR
- Model: O-470-L
- Engine type: Reciprocating
- Power: 230 hp
- Data sheet: [TCDS E-273](https://openairdocs.org/tcds/E-273) (OpenAirDocs)
- Holder: Continental Aerospace Technologies, Inc.
- Installed in: 19 registered aircraft
- Page: https://openairdocs.org/engine/continental-o-470-l

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 2023-17-04](https://openairdocs.org/ad/2023-17-04): Reciprocating Engine Oil System · F & M Enterprises' Model C6LC, C6LC-S or C6LC-L oil filter… (Stratus Tool Technologies STC SE09356SC or 2 others). Effective Oct 26, 2023
- [AD 2023-05-16](https://openairdocs.org/ad/2023-05-16): Reciprocating Engine Power Section · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-H and 147 more. Effective Mar 15, 2023
- [AD 2023-02-12](https://openairdocs.org/ad/2023-02-12): Engine Air Intake System · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-E and 127 more. Effective Feb 17, 2023
- [AD 2022-16-03](https://openairdocs.org/ad/2022-16-03): Engine (RECIPROCATING) · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-F and 236 more. Effective Aug 15, 2022
- [AD 2010-11-04](https://openairdocs.org/ad/2010-11-04): Hydraulic lifters · Continental Motors FSO-470-A, GIO-470-A, GTSIO-520-C and 190 more. Effective Jun 16, 2010
- [AD 2010-07-08](https://openairdocs.org/ad/2010-07-08): Turbochargers · Kelly Aerospace Energy Systems HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD and 137 more. Effective Apr 19, 2010
- [AD 2009-19-07](https://openairdocs.org/ad/2009-19-07): EQ3 cylinders · Continental Motors IO-470-C, IO-470-D, IO-470-E and 72 more. Effective Oct 7, 2009
- [AD 2007-04-19 R1](https://openairdocs.org/ad/2007-04-19-R1): SAP cylinder assemblies · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 314 more. Effective May 7, 2007
- [AD 2000-23-21](https://openairdocs.org/ad/2000-23-21): Crankshaft · Continental Motors IO-360-A, IO-360-AB, IO-360-B and 164 more. Effective Dec 12, 2000
- [AD 99-19-01](https://openairdocs.org/ad/99-19-01): No. 2 and No. 5 Crankshaft Inspections · Continental Motors GTSIO-520-C, GTSIO-520-D, GTSIO-520-E and 127 more. Effective Sep 30, 1999
- [AD 98-17-11](https://openairdocs.org/ad/98-17-11): Crankshafts · Continental Motors A-65-3, A-65-8, A75-8 and 90 more. Effective Oct 19, 1998
- [AD 97-21-02](https://openairdocs.org/ad/97-21-02): Cylinders · Continental Motors E165-2, E165-3, E165-4 and 61 more. Effective Oct 27, 1997
- [AD 96-12-04](https://openairdocs.org/ad/96-12-04): Pistons · Superior Air Parts Pistons, O-470-K, O-470-L and 1 more. Effective Aug 12, 1996
- [AD 96-12-22](https://openairdocs.org/ad/96-12-22): Full Flow Engine Oil Adapter · Bellanca CH-300 Pacemaker, 120, 140 and 361 more. Effective Jul 31, 1996
- [AD 95-21-15](https://openairdocs.org/ad/95-21-15): Aviation Gasoline · Continental Motors A-65-8, C85-12F, C85-12FJ and 77 more. Effective Nov 28, 1995
- [AD 93-08-17](https://openairdocs.org/ad/93-08-17): Oil Pick-Up Tube · Continental Motors IO-470-A, IO-470-C, IO-470-D and 104 more. Effective Aug 23, 1993
- [AD 93-10-02](https://openairdocs.org/ad/93-10-02): Missing Cylinder Valve Retainer Key · Continental Motors GTSIO-520-C, GTSIO-520-D, GTSIO-520-E and 180 more. Effective Aug 12, 1993
- [AD 91-19-03](https://openairdocs.org/ad/91-19-03): Oil Filter · Continental Motors 6-285-A, 6-285-B, 6-285-BA and 169 more. Effective Sep 29, 1991
- [AD 89-04-02](https://openairdocs.org/ad/89-04-02): Carburetors · Continental Motors O-470-11, O-470-11-CI, O-470-11B and 175 more. Effective Mar 8, 1989
- [AD 88-03-06](https://openairdocs.org/ad/88-03-06): Oil Filter · Continental Motors GTSIO-520-C, GTSIO-520-D, GTSIO-520-E and 155 more. Effective Apr 15, 1988
- [AD 85-08-02](https://openairdocs.org/ad/85-08-02): Cylinder Assemblies · Continental Motors IO-470-C, O-470-G, O-470-K and 4 more. Effective Apr 15, 1985
- [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 79-05-09](https://openairdocs.org/ad/79-05-09): Oil Pump Assembly Or Oil Pressure Relief Valve Screw And/Or Plunger · Teledyne Continental Motors 6-285-CA, GTSIO-520-C, GTSIO-520-D and 60 more. Effective Mar 12, 1979
- [AD 73-13-04](https://openairdocs.org/ad/73-13-04): Carburetor Bowl Drain Plug · Continental Motors O-470-J, O-470-K, O-470-L and 1 more. Effective Jun 20, 1973
- [AD 63-15-01](https://openairdocs.org/ad/63-15-01): Exhaust Valves · Continental Motors E165-2, E165-3, E165-4 and 41 more. Effective Dec 31, 1969
- [AD 67-01-04](https://openairdocs.org/ad/67-01-04): Oil Filters · Full flow oil filter (Superior Flow STC SA401SW or 2 others). Effective Jan 2, 1967
- [AD 63-22-03](https://openairdocs.org/ad/63-22-03): Carburetors · Continental Motors GO-300-A, GO-300-B, GO-300-C and 143 more. Effective Dec 2, 1963
- [AD 98-01-08](https://openairdocs.org/ad/98-01-08): Exhaust Roller Rocker Arm · Roller rocker arm P/N PE 92I intake and PE92E exhaust (Performance Engineering STC SE8594SW)
- [AD 56-06-01](https://openairdocs.org/ad/56-06-01): Piston Pin Assembly · Continental Motors E165-2, E165-3, E165-4 and 41 more

Historical (superseded or no longer in force):

- [AD 2023-04-08](https://openairdocs.org/ad/2023-04-08) (historical): Reciprocating Engine Power Section · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-H and 141 more. Effective Feb 23, 2023
- [AD 2022-04-04](https://openairdocs.org/ad/2022-04-04) (historical): Reciprocating Engine Oil System · F & M Enterprises' Model C6LC, C6LC-S or C6LC-L oil filter… (Stratus Tool Technologies STC SE09356SC or 2 others). Effective Mar 29, 2022
- [AD 2009-24-52](https://openairdocs.org/ad/2009-24-52) (historical): Hydraulic lifters · Continental Motors FSO-470-A, GIO-470-A, GTSIO-520-C and 192 more
- [AD 2009-24-51](https://openairdocs.org/ad/2009-24-51) (historical): Hydraulic lifters · Teledyne Continental Motors FSO-470-A, GIO-470-A, GTSIO-520-C and 156 more
- [AD 2000-08-51](https://openairdocs.org/ad/2000-08-51) (historical): Crankshaft · Teledyne Continental Motors IO-360-A, IO-360-AB, IO-360-B and 158 more
- [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
- [AD 99-09-17](https://openairdocs.org/ad/99-09-17) (historical): Crankshaft · Teledyne Continental Motors IO-470-A, IO-470-C, IO-470-D and 114 more
- [AD 97-15-01](https://openairdocs.org/ad/97-15-01) (historical): Pistons · Teledyne Continental Motors E165-2, E165-3, E165-4 and 61 more

## Information bulletins (advisory) (4)

- [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 NE-10-09](https://openairdocs.org/saib/NE-10-09): Reciprocating Engine Power Section: Hydraulic Valve Lifters. Issued Nov 20, 2009
- [SAIB NE-09-08](https://openairdocs.org/saib/NE-09-08): Reciprocating Engine Cylinder Section. Issued Jan 30, 2009

## Registered aircraft (19)

- [N180RX](https://openairdocs.org/aircraft/N180RX): [Karam John G](https://openairdocs.org/faa-owner/KARAM%20JOHN%20G), [Reno, NV](https://openairdocs.org/faa-place/NV/Reno), built 1955, S/N 31794
- [N2182G](https://openairdocs.org/aircraft/N2182G): [Cm Roberts LLC](https://openairdocs.org/faa-owner/CM%20ROBERTS%20LLC), [Stratford, OK](https://openairdocs.org/faa-place/OK/Stratford), S/N 51482
- [N36XB](https://openairdocs.org/aircraft/N36XB): [Schmidt Thomas P](https://openairdocs.org/faa-owner/SCHMIDT%20THOMAS%20P), [Nunica, MI](https://openairdocs.org/faa-place/MI/Nunica), built 1956, S/N 33049
- [N3876D](https://openairdocs.org/aircraft/N3876D): [Burns William Greg](https://openairdocs.org/faa-owner/BURNS%20WILLIAM%20GREG), [Eloy, AZ](https://openairdocs.org/faa-place/AZ/Eloy), built 1958, S/N 34839
- [N4642U](https://openairdocs.org/aircraft/N4642U): [Holt John William](https://openairdocs.org/faa-owner/HOLT%20JOHN%20WILLIAM), [Tucson, AZ](https://openairdocs.org/faa-place/AZ/Tucson), built 1964, S/N 18051342
- [N4924D](https://openairdocs.org/aircraft/N4924D): [Robinson Anthony D](https://openairdocs.org/faa-owner/ROBINSON%20ANTHONY%20D), [Brookshire, TX](https://openairdocs.org/faa-place/TX/Brookshire), built 1958, S/N 51024
- [N514GC](https://openairdocs.org/aircraft/N514GC): [Cristan Gene V](https://openairdocs.org/faa-owner/CRISTAN%20GENE%20V), [Lake Mary, FL](https://openairdocs.org/faa-place/FL/Lake%20Mary), built 1956, S/N 33356
- [N5379B](https://openairdocs.org/aircraft/N5379B): [Btp Inc](https://openairdocs.org/faa-owner/BTP%20INC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 1956, S/N 33379
- [N578LW](https://openairdocs.org/aircraft/N578LW): [Wags And Wings LLC](https://openairdocs.org/faa-owner/WAGS%20AND%20WINGS%20LLC), [Sunset, LA](https://openairdocs.org/faa-place/LA/Sunset), built 1958, S/N 34862
- [N5997B](https://openairdocs.org/aircraft/N5997B): [Spence Joseph H](https://openairdocs.org/faa-owner/SPENCE%20JOSEPH%20H), [Enterprise, OR](https://openairdocs.org/faa-place/OR/Enterprise), built 1956, S/N 33997
- [N604MS](https://openairdocs.org/aircraft/N604MS): [Hawaiian Airlift Company Llp](https://openairdocs.org/faa-owner/HAWAIIAN%20AIRLIFT%20COMPANY%20LLP), [Kihei, HI](https://openairdocs.org/faa-place/HI/Kihei), built 1957, S/N 33985
- [N625MB](https://openairdocs.org/aircraft/N625MB): [Good And Young LLC](https://openairdocs.org/faa-owner/GOOD%20AND%20YOUNG%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1964, S/N 18255233
- [N6365B](https://openairdocs.org/aircraft/N6365B): [Knopp Steven L](https://openairdocs.org/faa-owner/KNOPP%20STEVEN%20L), [Camano Island, WA](https://openairdocs.org/faa-place/WA/Camano%20Island), built 1957, S/N 34265
- [N6367B](https://openairdocs.org/aircraft/N6367B): [Smart John H](https://openairdocs.org/faa-owner/SMART%20JOHN%20H), [Chugiak, AK](https://openairdocs.org/faa-place/AK/Chugiak), built 1957, S/N 34267
- [N6456X](https://openairdocs.org/aircraft/N6456X): [Burgess Mark W](https://openairdocs.org/faa-owner/BURGESS%20MARK%20W), [Greene, ME](https://openairdocs.org/faa-place/ME/Greene), built 1961, S/N 18050956
- [N7244E](https://openairdocs.org/aircraft/N7244E): [Tomsheck Matthew E](https://openairdocs.org/faa-owner/TOMSHECK%20MATTHEW%20E), [Seville, OH](https://openairdocs.org/faa-place/OH/Seville), S/N 52244
- [N7789B](https://openairdocs.org/aircraft/N7789B): [Mersereau David H](https://openairdocs.org/faa-owner/MERSEREAU%20DAVID%20H), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1960, S/N 52846
- [N8005J](https://openairdocs.org/aircraft/N8005J): [Welch Louis](https://openairdocs.org/faa-owner/WELCH%20LOUIS), [Granbury, TX](https://openairdocs.org/faa-place/TX/Granbury), S/N 180-51037
- [N8609X](https://openairdocs.org/aircraft/N8609X): [Wilson J Brent Trustee](https://openairdocs.org/faa-owner/WILSON%20J%20BRENT%20TRUSTEE), [Lander, WY](https://openairdocs.org/faa-place/WY/Lander), S/N 18051009

## NTSB investigations (10)

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 SEA05CA033](https://openairdocs.org/ntsb/SEA05CA033), Jan 10, 2005: Cessna 180 (N8609X), Billings, MT, substantial damage. Probable cause: The pilot's improper flare and his failure to maintain aircraft control. The pilot's improper recovery from a bounced landing is a contributing factor.
- [NTSB SEA00LA009](https://openairdocs.org/ntsb/SEA00LA009), Oct 25, 1999: Cessna 182B (N7244E), Atlanta, ID, substantial damage. Probable cause: Directional control not maintained by the pilot in command.
- [NTSB LAX97LA015](https://openairdocs.org/ntsb/LAX97LA015), Oct 12, 1996: Cessna 182A (N4924D), Agua Dulce, CA, substantial damage. Probable cause: inadequate compliance with the applicable airworthiness directive by other maintenance personnel, and the pilot's inadequate preflight inspection which resulted in fuel exhaustion from a deteriorated…
- [NTSB FTW96LA312](https://openairdocs.org/ntsb/FTW96LA312), Jul 21, 1996: Cessna 182A (N2182G), Skiatook, OK, substantial damage. Probable cause: a loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for a forced landing.
- [NTSB FTW80DPD10](https://openairdocs.org/ntsb/FTW80DPD10), Feb 13, 1980: Cessna 182 (N2182G), Nocona, TX, substantial damage
- [NTSB ANC77DAG88](https://openairdocs.org/ntsb/ANC77DAG88), Jul 29, 1977: Cessna 180 (N4642U), Anchorage, AK, substantial damage
- [NTSB SEA72FTA01](https://openairdocs.org/ntsb/SEA72FTA01), Jul 6, 1971: Cessna 180D (N8609X), Lodge Grass, MT, substantial damage
- [NTSB OAK68D0340](https://openairdocs.org/ntsb/OAK68D0340-201100), Dec 24, 1967: Cessna 182 (N4924D), Fair Oaks, CA, substantial damage
- [NTSB SEA66F0046](https://openairdocs.org/ntsb/SEA66F0046), Jul 8, 1965: Cessna 182 (N5379B), Darby, MT, substantial damage
- [NTSB UNK64X1575](https://openairdocs.org/ntsb/UNK64X1575), May 2, 1964: Cessna 182 (N5379B), Orogrande, ID, substantial damage

## FAA accident and incident reports (12)

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.

- [Incident 20221107011799I](https://openairdocs.org/incident/20221107011799I), Nov 7, 2022: Cessna 182A (N604MS), Hana, HI, No damage, 1 fatal. Parachutist exited the aircraft and deployed parachute without incident. Individual initiated aggressive maneuvers at low altitude resulting in stall/collapse…
- [Incident 20130126001879I](https://openairdocs.org/incident/20130126001879I), Jan 26, 2013: Stinson 108-2 (N331C), San Francisco, CA, No damage. Operator was conducting banner tow with five foot banner 39 characters over San Francisco. Approx. 45 minutes into the flight, the aircraft encountered gusty…
- [Accident 20050110000219A](https://openairdocs.org/incident/20050110000219A), Jan 10, 2005: Cessna 180D (N8609X), Billings, MT, Substantial damage. (-23) Pilot stated that he was landing in a crosswind. Additionally, he stated that the aircraft got away from him, and the wind was too much. He drove the…
- [Incident 20040729016239I](https://openairdocs.org/incident/20040729016239I), Jul 29, 2004: Cessna 180D (N8609X), Billings, MT, Minor damage. (-23) The aircraft, a Cessna 180, was cleared to taxi to edwards jet center at Billings-Logan international airport (bil) in Billings, Montana. It taxied…
- [Accident 19991025047129A](https://openairdocs.org/incident/19991025047129A), Oct 25, 1999: Cessna 182B (N7244E), Atlanta, ID, Substantial damage. (.4)As the aircraft touched down, it began to veer to the right side of the runway. In an attempt to correct the situation, the pilot applied full power and…
- [Accident 19990619024619A](https://openairdocs.org/incident/19990619024619A), Jun 19, 1999: Cessna 182A (N4924D), Paso Robles, CA, Destroyed, 4 fatal. (.19) On June 19, 1999, at 1103 pacific daylight time, a Cessna 182A, N4824D, was destroyed when it collided with terrain during the takeoff initial climb from…
- [Accident 19961012032099A](https://openairdocs.org/incident/19961012032099A), Oct 12, 1996: Cessna 182A (N4924D), Agua Dulce, CA, Substantial damage. Ran out of fuel and attempted to land at alternate airport, landed short of airport on highway. (.4)the pilot experience a total loss of power when beginning a…
- [Accident 19960721019139A](https://openairdocs.org/incident/19960721019139A), Jul 21, 1996: Cessna 182A (N2182G), Skiatook, OK, Substantial damage. High for landing. Began go around. Engine failed full power and quit. Landed on field. Hit obstacles. Engine normal (-23) the pilot was high on approach to a…
- [Incident 19810215003769I](https://openairdocs.org/incident/19810215003769I), Feb 15, 1981: Cessna 182 (N3876D), Phoenix, AZ, Minor damage. Pilot landed directly into sun. Left wing struck saguaro cactus causing minor damage to wing.
- [Incident 19800913086889I](https://openairdocs.org/incident/19800913086889I), Sep 13, 1980: Cessna 182 (N3876D), Sun City, AZ, 1 fatal. Skydiver fatality, chute did not open.
- [Accident 19800213002529A](https://openairdocs.org/incident/19800213002529A), Feb 13, 1980: Cessna 182A (N2182G), Nocona, TX, Substantial damage. Allowed aircraft to stall on short final. Hit ground 25 ft short of runway. Aircraft skidded onto runway. Nosed over
- [Accident 19770729022269A](https://openairdocs.org/incident/19770729022269A), Jul 29, 1977: Cessna 180G (N4642U), Anchorage, AK, Substantial damage. Float equipped.

## Service difficulty reports (59, newest 50)

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

- [SDR GEN202108060001](https://openairdocs.org/sdr/GEN202108060001), Jul 30, 2021: GASKET. DEFORMED. ON SHUTDOWN, NOTICED A POOL OF OIL ON THE RAMP, AND THICK ALONG THE ENTIRE BELLY. MEASURED 5 QTS OF OIL REMAINING. INSPETION REVEALED THE FIBER GASKET SHOWED A 
- [SDR 2021FA0000304](https://openairdocs.org/sdr/2021FA0000304), Jul 30, 2021: GASKET. FAILED. ON SHUT DOWN NOTICED POOL OF OIL ON RAMP AND THICK ALONG ENTIRE BELLY. MEASURED 5 QTS OIL REMAINING. INSPECTION REVEALED FIBER GASKET SHOWED NICK AND DEFORMATIO
- [SDR CA140717012](https://openairdocs.org/sdr/CA140717012), Jul 8, 2014: MUFFLER. CRACKED. (CAN) AD CF-90-03 R2 EXHAUST TYPE CABIN HEATER INSPECTION CARRIED OUT. FOUND EXHAUST CRACKED AT RIGHT HAND INLET FLANGE RADIUS. EXHAUST MUFFLER, LEFT HAND & RIG
- [SDR 2012FA0000270](https://openairdocs.org/sdr/2012FA0000270), Mar 30, 2012: CONTACT. LOOSE. PILOT REPORTED A HIGH MAGNETO DROP. UPON INSPECTION THE LT MAGNETO WOULD NOT TIME CONSISTENTLY. REMOVED AND DISASSEMBLED THE MAGNETO AND FOUND 1 SIDE OF THE CON
- [SDR CA110623006](https://openairdocs.org/sdr/CA110623006), Jun 17, 2011: CONNECTING ROD. CRACKED. NORMAL TAKEOFF AND INITIAL CLIMB BUT CLIMB PERFORMANCE BEGAN TO DECREASE THROUGH 6000 FT. POWER WAS BROUGHT BACK TO 16 INCHES MP AT 8000 FT, RPM TO 2200. ENGINE
- [SDR 2011FA0000261](https://openairdocs.org/sdr/2011FA0000261), Apr 26, 2011: VALVE SPRING. BROKEN. PILOT NOTED DURING CRUISE THAT NR 4 CYLINDER EGT & CHT INDICATIONS WERE DROPPING & RETURNED TO AIRPORT. RUN UP FOUND ENGINE RAN SMOOTH WHEN RUNNING ON 1 MAG ONL
- [SDR 2008FA0000912](https://openairdocs.org/sdr/2008FA0000912), Dec 1, 2008: IGNITION SYS. DEFECTIVE. ENG RUNS ROUGH. ENG MISFIRES. HISTORY: 2/25/2004; TACH 487.1 - REPLACED LT AND RT MAGNETOS. ACFT RUN UP CHECKED OUT OK. 4/26/2004 TACH 508 - CHECKED TIMING. 05/
- [SDR WS9R031108001](https://openairdocs.org/sdr/WS9R031108001), Mar 11, 2008: CYLINDER HEAD. CRACKED. VISUAL INSPECTION OF THE CYLINDER AS IT WAS RECEIVED FROM THE MFG, REVEALED CRACKED FINS NEAR THE FUEL INJECTOR NOZZLE.
- [SDR 2007FA0000356](https://openairdocs.org/sdr/2007FA0000356), Apr 18, 2007: CYLINDER HEAD. SEPARATED. PERFORMED CYLINDER COMPRESSION TEST AND FOUND NR 1 CYLINDER READING 0 PSI AND FOUND LEAKING AROUND CYLINDER HEAD AND BARREL FINS. UPON REMOVAL THE HEAD IS COCKE
- [SDR CA060619006](https://openairdocs.org/sdr/CA060619006), Jun 6, 2006: HUB. CRACKED. MCCAULEY PROPELLER 2A36C29-AG, SERIAL NR 591003, WORK ORDER NR T69972, C-FLVF. PROPELLER RECEIVED FOR 10 YEAR OVERHAUL. LAST OVERHAUL 1996, NOW 442.5 HOURS SINC
- [SDR 2006FA0000352](https://openairdocs.org/sdr/2006FA0000352), Mar 22, 2006: BULKHEAD. CRACKED. BULKHEAD, PN 071220510, CRACKED AT TIE DOWN HOLE. BULKHEAD, PN 0712206 CRACKED AT BOLT HOLES ATTACHMENT TO ELEVATOR BELLCRANK SUPPORT MOUNT. (K)
- [SDR 2006FA0000353](https://openairdocs.org/sdr/2006FA0000353), Mar 22, 2006: BULKHEAD. CRACKED. BULKHEAD, PN 071220510, CRACKED AT TIE DOWN HOLE. BULKHEAD, PN 0712206, CRACKED AT BOLTHOLES ATTACHMENT TO ELEVATOR BELLCRANK SUPPORT MOUNT. (K)
- [SDR CA050504005](https://openairdocs.org/sdr/CA050504005), Apr 19, 2005: MOUNT. CRACKED. (CAN) A CRACK, APPROXIMATELY 1 INCH LONG, WAS DISCOVERED AT A CLUSTER WELD LOCATED UNDER THE RT REAR MOUNTING PAD. THE WELD THAT FAILED WAS ON THE LOWER REAR TU
- [SDR CA041110015](https://openairdocs.org/sdr/CA041110015), Nov 1, 2004: REINFORCEMENT. CRACKED. (CAN) HORIZONTAL STABILIZER WAS REMOVED TO ACCESS RT FUSELAGE SIDE SKIN REPLACEMENT (COSMETIC) WITH STABILIZER REMOVED VISIBLE ACCESS TO AFT FUSELAGE STRUCTURE 
- [SDR CA041108005](https://openairdocs.org/sdr/CA041108005), Nov 1, 2004: SKIN. CORRODED. (CAN) VERTICAL STABILIZER REMOVED TO ACCESS FUSELAGE SIDE SKIN REPLACEMENT (COSMETIC) WITH STABILIZER ON WORKBENCH, VISIBLE ACCESS TO INTERNAL STRUCTURE REVEALE
- [SDR 2004FA0000677](https://openairdocs.org/sdr/2004FA0000677), Jul 31, 2004: CYLINDER. CRACKED. NR 3 CYLINDER CRACKED CIRCUMFERENTIALLY APPROXIMATELY 4 INCHES BELOW THE HEAD. THE RESULTANT VIBRATION MADE A PRECAUTIONARY LANDING PRUDENT. UPON REMOVAL AND IN
- [SDR CA040708004](https://openairdocs.org/sdr/CA040708004), Jun 29, 2004: DOWEL PIN. MISSING. PROPELLER INSTALLED AFTER OVERHAUL USING CESSNA MAINTENANCE MANUAL AS REFERENCE. AIR TEST AFTER INSTALLATION REFLECTS PROPELLER VIBRATION SHORTLY AFTER TAKEOFF.
- [SDR CA040723006](https://openairdocs.org/sdr/CA040723006), Jun 28, 2004: MOUNT. CRACKED. (CAN) A SMALL CRACK (LESS THAN 2MM) WAS DISCOVERED ON THE ENGINE MOUNT DURING SERVICING. THE CRACK IS LOCATED ON THE LT SIDE, ON THE UPPER TUBING WHICH RUNS FOR
- [SDR 2004FA0000641](https://openairdocs.org/sdr/2004FA0000641), Jun 15, 2004: CYLINDER. FAILED. DURING ANNUAL INSP, CYLINDERS NR 1 AND NR 2 WERE FOUND TO HAVE A LOW COMPRESSION AND LEAKAGE PAST THE EXHAUST VALVE. ENGINE WAS STILL UNDER WARRANTY AND MFG WAS
- [SDR 2003FA0001216](https://openairdocs.org/sdr/2003FA0001216), Sep 23, 2003: GEAR. WORN. TEETH TOO SHALLOW, TOOTH DEPTH WAS 0.152, NORMAL .0.180 TO 0.185.
- [SDR CA021105010](https://openairdocs.org/sdr/CA021105010), Oct 11, 2002: SHAFT. LOOSE. (CAN) CARBURETOR RUNNING LEAN AT ALTITUDE, THROTTLE SHAFT LOOSE, ENGINE RUNS POORLY WITH THIS CARBURETOR. TIME SINCE FACTORY OVERHAUL IS 542.1 HOURS.
- [SDR AUS20020944](https://openairdocs.org/sdr/AUS20020944), Aug 11, 2002: PUMP. WORN. (AUS) CARBURETTOR ACCELERATOR PUMP WORN AND BROKEN.
- [SDR CA020731002](https://openairdocs.org/sdr/CA020731002), Jul 23, 2002: LEAD. INTERMITTENT. (CAN) DURING RUN-UP AFTER ANNUAL INSPECTION LT MAGNETO GROUNDED OUT. INSPECTION FOUND "P" LEAD INTERMITTENT. ON FLEXING RT "P" LEAD IT WAS ALSO FOUND TO BE INTE
- [SDR CA020725010](https://openairdocs.org/sdr/CA020725010), Jul 12, 2002: PIN. BROKEN. (CAN) PILOT NOTICED INCREASING VAGUENESS IN ELEVATOR CONTROL AND LANDED ASAP. UPON CLOSE EXAMINATION TURN BARREL AND PIN EYE HAD SEPARATED CAUSING VAGUENESS IN 
- [SDR CA020213011](https://openairdocs.org/sdr/CA020213011), Feb 1, 2002: SUPPORT. CRACKED. (CAN) RT OUTBOARD LANDING GEAR SUPPORT CASTING FOUND TO BE CRACKED IN TWO PLACES. FAULT WAS DISCOVERED WHEN GEAR LEG WAS REMOVED FOR NDT OF LANDING GEAR COMPONE
- [SDR 2001FA0000551](https://openairdocs.org/sdr/2001FA0000551), Nov 14, 2001: ADAPTER. DEFECTIVE. NO OIL PRESSURE UPON ENGINE START UP. OIL PUMP, SUCTION TUBE, AND CONNECTIONS CHECKED OK. REMOVED FILTER ADAPTER, INSTALLED FILTER SCREEN ENGINE HAD PROPER OIL 
- [SDR 2001FA0000646](https://openairdocs.org/sdr/2001FA0000646), Oct 25, 2001: VALVE. WORN. CYLINDER REMOVED DUE TO LOW COMPRESSION. VALVE STEM WORN TO 0.005.
- [SDR CA010914002](https://openairdocs.org/sdr/CA010914002), Aug 24, 2001: CASTING. CRACKED. (CAN) SUPPORT CASTING HAD CRACK FROM RADIUS OF CUTOUT FOR GEAR REARWARD. 0541153 U-BOLT WAS ALSO BROKEN AND REPLACED.
- [SDR CA010627060](https://openairdocs.org/sdr/CA010627060), Jun 15, 2001: MOUNT. CRACKED. (CAN) UPPER LT VERTICAL TUBING CRACKED AT LOWER GUSSET
- [SDR AU010128](https://openairdocs.org/sdr/AU010128), Feb 1, 2001: WHEEL. CRACKED. (AUS) BOTH CONTROL WHEELS CRACKED FROM BOTTOM RIVET HOLE.
- [SDR 20000817SH017](https://openairdocs.org/sdr/20000817SH017), Aug 17, 2000: CAMSHAFT. MAKING METAL. FERROUS MATERIAL FOUND IN OIL FILTER. ENGINE DIS-ASSEMBLED, PROBLEM FOUND TO BE FAILED CHAMSHAFT AND LIFTER BODIES. (X)
- [SDR 20000908SH011](https://openairdocs.org/sdr/20000908SH011), Jul 31, 2000: ROTOR. OVERHEATED. MAGNETO DISASSEMBLED FOR 500-HOUR MAINTENANCE, BALL BEARINGS, PN 1081806 AND PN 2202, FROM ROTATING MAGNET ASSY WERE OBSERVED TO HAVE A SMOKY-BLUE CAST. ROTOR W
- [SDR 20000712SH033](https://openairdocs.org/sdr/20000712SH033), Jun 21, 2000: COOLER. LEAKING. PART HAD BEEN REPAIRED USING EPOXY TO STOP A LEAK. DURING NORMAL SERVICE, EPOXY FAILED CAUSING THE OIL COOLER TO LEAK AT POINT OF ORIGINAL REPAIR. SUBMITTER REC
- [SDR 99ZZZX4556](https://openairdocs.org/sdr/99ZZZX4556), Nov 22, 1999: CAMSHAFT. FAILED. FERROUS MATERIAL FOUND IN OIL FILTER. ENGINE DISASSEMBLED, PROBLEM FOUND TO BE FAILED CAMSHAFT AND LIFTER BODIES.
- [SDR CA990907070](https://openairdocs.org/sdr/CA990907070), Aug 27, 1999: SUPPORT. CRACKED. (CAN) LEFT MLG OUTBOARD SUPPORT FITTING CRACKED AT REAR U-BOLT HOLE.
- [SDR AU990754](https://openairdocs.org/sdr/AU990754), Jul 31, 1999: SCREW. LOOSE. (AUS) CARBURETOR FLOAT TO BODY ATTACHMENT SCREWS LOOSE ALLOWING THE FLOAT TO CONTACT THE BODY AND PREVENT CLOSING OF THE NEEDLE AND SEAT. CARBURETOR FLOODING.
- [SDR 98ZZZX2688](https://openairdocs.org/sdr/98ZZZX2688), Jul 8, 1998: OIL FILTER. DEFECTIVE. OUTLET TUBE HAS BURRS ON INSIDE SURFACE FROM MACHINING OPERATION. BURRS ARE HAIR-LIKE AND EASILY DETACHED. FILTER INSPECTED PRIOR TO INSTALLATION AND NOT USED. 
- [SDR AU980642](https://openairdocs.org/sdr/AU980642), Jun 11, 1998: BRACKET. BROKEN. (AUS) ENGINE INDUCTION SYSTEM BALANCE TUBE SUPPORT BRACKET BROKEN. ENGINE BACKFIRE CAUSED BALANCE TUBE TO COME OUT OF RUBBERS.
- [SDR 98ZZZX1852](https://openairdocs.org/sdr/98ZZZX1852), Apr 30, 1998: FLOAT. DETACHED. WEAR WHERE CARBURETOR FLOAT NEEDLE RIDES. PIVOT POINT VERY LOOSE. FLOAT DETACHED. PRECISION HAS NEW FLOAT THAT IS COMPOSITE. THE ONLY INDICATION WAS THAT THE CA
- [SDR AU980489](https://openairdocs.org/sdr/AU980489), Apr 21, 1998: GUIDE. WORN. (AUS) DURING PERIODIC INSPECTION, NR 4 CYLINDER COMPRESSION WAS 20/80. THE EXHAUST VALVE P/N 646286 WAS REMOVED AND FOUND TO BE WORN 0.203 MM (0.008 INCH) JUST 
- [SDR AU971397](https://openairdocs.org/sdr/AU971397), Sep 26, 1997: SUPPORT. CRACKED. (AUS) LANDING GEAR SUPPORT CRACKED.
- [SDR CA970902015](https://openairdocs.org/sdr/CA970902015), Jul 24, 1997: CYLINDER. CRACKED. (CAN) PILOT REPORTED POWER LOSS AND TEMPORARY ENGINE FAILURE. POST FLIGHT INSPECTION FOUND NR1 CYLINDER CRACKED.
- [SDR CA970421092](https://openairdocs.org/sdr/CA970421092), Apr 10, 1997: SUPPORT. CRACKED. (CAN) BOTH MLG CASTING HAD BEEN REPLACED.
- [SDR CA970409006](https://openairdocs.org/sdr/CA970409006), Apr 3, 1997: FERRULE. MISDRILLED. (CAN) ON INSPECTION ONE OF THE PROPELLER FERRULE WAS FOUND TO HAVE FIVE HOLES. THE MAXIMUM IS FOUR.
- [SDR AU970249](https://openairdocs.org/sdr/AU970249), Mar 7, 1997: SPAR. CRACKED. (AUS) WING REAR SPAR CRACKED IN RADIUS OF WING ATTACHMENT WEB
- [SDR 97ZZZX5](https://openairdocs.org/sdr/97ZZZX5), Dec 13, 1996: VALVE. LEAK. CONTINENTAL CYLINDER ASSY PN 653443A13. 2 OUT OF 6 CYLINDERS HAD UNACCEPTABLE LEAKS FROM INTAKE VALVES. ABOUT 1 DROP LIQUID SOLVENT PER MINUTE WITH VALVE SPRING
- [SDR CA961011003](https://openairdocs.org/sdr/CA961011003), Sep 30, 1996: OIL SUMP. CRACKED. (CAN) OIL LEAK AT OIL SUMP. RETORQUE OF SUMP BOLTS MADE LEAK WORSE. REMOVAL OF OIL SUMP REVEALED CRACK AT MOUNTING FLANGE. THE AIRCRAFT IS USED TO TOW GLIDERS O
- [SDR CA960826018](https://openairdocs.org/sdr/CA960826018), Aug 9, 1996: HOSE FITTING. CRACKED. (CAN) DURING INSPECTION OF THE VACUUM HOSE FITTING. THE "B" NUT WAS FOUND CRACKED. SUBMITTER SUSPECTS THAT AN OVERTORQUING OF THE NUT TOOK PLACE.
- [SDR AU961035](https://openairdocs.org/sdr/AU961035), Jul 24, 1996: BALANCE TUBE. SEPARATED. (AUS) ENGINE INDUCTION SYSTEM BALANCE TUBE SEPARATED AT ONE END - MOUNT ALSO BROKEN AWAY FROM TUBE
- [SDR AU961065](https://openairdocs.org/sdr/AU961065), Jul 20, 1996: BEARING. SPALLED. (AUS) ENGINE NO3 MAIN BEARING SPALLED - BEARING HAD ROTATED

All 59: https://openairdocs.org/engine/continental-o-470-l/reports.md

## STCs that may be installed (OpenAirDocs) (47)

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. Lists O-470 Series
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd
- [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 SE25WE](https://openairdocs.org/stc/SE25WE): Installation of two (2) Roto-Master Turbochargers Model 3DT5FF10J2, P/N 600572-00 (formerly Rajay Model 315F10, P/N RJ0080-102). TALCO Aviation
- [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 SE09356SC](https://openairdocs.org/stc/SE09356SC): Install F & M Enterprises' Model C6LC, C6LC-S or C6LC-L oil filter adapter for a spin-on oil filter. Stratus Tool Technologies LLC
- [STC SE4985NM](https://openairdocs.org/stc/SE4985NM): Increase engine displacement. NorthPoint Aviation
- [STC SE00102SE](https://openairdocs.org/stc/SE00102SE): Replaces Teledyne-Continental Part Number 646277 lifter bodies in engine models listed below with lifter bodies. B & B Aviation LLC
- [STC SE5784NM](https://openairdocs.org/stc/SE5784NM): Replacement of Teledyne Continental original camshaft. B & B Aviation LLC
- [STC SE09637SC](https://openairdocs.org/stc/SE09637SC): Remove existing rocker arm assemblies and install modify rocker arm assemblies. General Aviation Modifications Inc
- [STC SE95WE](https://openairdocs.org/stc/SE95WE): Installation of oil fitting (AN-823-5D) in rocker box cover. Airwolf Filter Corporation
- [STC SE325SW](https://openairdocs.org/stc/SE325SW): Full flow oil filter. Superior Flow Company. Lists O-470 Series
- [STC SE26WE](https://openairdocs.org/stc/SE26WE): Piston ring 250000, 250000+2W and250000+10W on Continental E Series piston 534895, O-470 piston 534895, 626992 and 537883 and IO-470 piston534895. Continental Motors, Inc. Lists O-470 Series
- [STC SE34WE](https://openairdocs.org/stc/SE34WE): Installation of Electro-Coatings, Inc., piston rings on Continental pistons. Continental Motors, Inc
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc
- [STC SE3330NM](https://openairdocs.org/stc/SE3330NM): Continental valve cover gasket. Real Gaskets Tennessee
- [STC SE10233SC](https://openairdocs.org/stc/SE10233SC): Installation of a Belt-Driven Vortech V-IS supercharger assembly. Rod Sage
- [STC SE267CH](https://openairdocs.org/stc/SE267CH): Installation of Slick Model 6309 and 6313 magnetos. Champion Aerospace LLC
- [STC SE09846SC](https://openairdocs.org/stc/SE09846SC): Installation of S539800M30 starter adapter springs. Aircraft Specialties Services Inc
- [STC SE1780NM](https://openairdocs.org/stc/SE1780NM): Installation of Precise Flight standby vacuum system (SVS III). Precise Flight Inc
- [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 SE693GL](https://openairdocs.org/stc/SE693GL): Superseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation
- [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 O-470 Series
- [STC SE09559SC](https://openairdocs.org/stc/SE09559SC): Installation of US Airparts roller rocker arm assemblies P/N US92E exhaust and US92I intake. US Airparts, Inc
- [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 SE00577NY](https://openairdocs.org/stc/SE00577NY): Installation of Canadian Aero Mfg. (C.A.M.) Oil Coolers. Canadian Aero Manufacturing
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation
- [STC SE00427NY](https://openairdocs.org/stc/SE00427NY): Installation, operation and inspection of CAM oil coolers. Canadian Aero Manufacturing
- [STC SE00142SE](https://openairdocs.org/stc/SE00142SE): Replaces the following Teledyne-Continental part numbers: 641682 (Rocker Arm, Exhaust), 539742 (Rocker Arm, Intake), 539740 (Rocker Arm, Shaft) and 538304 (Pushrod Assembly). Dakota Aircraft Parts Inc
- [STC SE3296NM](https://openairdocs.org/stc/SE3296NM): Replacement of the original engine oil screen with an external mounted full flow oil adapter and spin-on filter. Timberman Allen E
- [STC SE8594SW](https://openairdocs.org/stc/SE8594SW): Installation of roller rocker arm P/N PE 92I intake and PE92E exhaust. Performance Engineering
- [STC SE5205NM](https://openairdocs.org/stc/SE5205NM): Installation of an Oilamatic engine filter screen adapter. Oilamatic Inc
- [STC SE7431SW](https://openairdocs.org/stc/SE7431SW): Installation of Performance Engineering roller rocker arms. Performance Engineering
- [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 O-470 Series
- [STC SE940GL](https://openairdocs.org/stc/SE940GL): Installation of oil filler tube extension. Rapco, Inc
- [STC SE1642SW](https://openairdocs.org/stc/SE1642SW): Modified cylinder assembly G-626820C or G-625859. Gary Aerospace Corp. Lists O-470 Series
- [STC SE244NE](https://openairdocs.org/stc/SE244NE): Installation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines. Mattituck Airbase, Inc. Lists O-470 Series
- [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 O-470 Series
- [STC SE1997CE](https://openairdocs.org/stc/SE1997CE): Addition of following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON+MON)/2, also intermixing with aviation gasoline. Petersen Aviation Inc
- [STC SE141SW](https://openairdocs.org/stc/SE141SW): Rework crankcase in area of starter drive needle bearing. Hutchinson Aircraft Svc. Lists O-470 Series
- [STC SE16WE](https://openairdocs.org/stc/SE16WE): Bendix S-600 low tension ignition system. Salinas Engine Works. Lists O-470 Series
- [STC SE1CE](https://openairdocs.org/stc/SE1CE): RSA-5 fuel injection system. Bendix Products. Lists O-470 Series
- [STC SE44WE](https://openairdocs.org/stc/SE44WE): Use of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines. Kling Oil Company
- [STC SE73SO](https://openairdocs.org/stc/SE73SO): Continental GIO-470 engine oil sump assembly 628943 and oil pump suction tube assembly 628660. Aircraft Modification Engineering Company. Lists O-470 Series

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