# Continental IO-470-VO

- Type: Engine model (FAA registry)
- Registry code: 17354
- Manufacturer (registry): CONT MOTOR
- Model: IO-470-VO
- Engine type: Reciprocating
- Power: 260 hp
- Data sheet: [TCDS 3E1](https://openairdocs.org/tcds/3E1) (OpenAirDocs)
- Holder: Continental Aerospace Technologies, Inc.
- Installed in: 8 registered aircraft
- Page: https://openairdocs.org/engine/continental-io-470-vo

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 2012-03-06](https://openairdocs.org/ad/2012-03-06): Fuel servo diaphragm · Continental Motors 6-260-A, 6-285-A, 6-285-B and 482 more. Effective Feb 24, 2012
- [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 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 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 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 96-12-22](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 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 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 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 80-06-05](https://openairdocs.org/ad/80-06-05): Magnetos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 254 more. Effective Mar 28, 1980
- [AD 70-14-07](https://openairdocs.org/ad/70-14-07): Fuel Injection Pump · Continental Motors IO-360-A, IO-360-C, IO-360-D and 25 more. Effective Nov 22, 1974
- [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

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 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 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) (6)

- [SAIB NE-20-05](https://openairdocs.org/saib/NE-20-05): POWERPLANT - Engine Camshaft Gear Tooth Fracture. Issued Apr 6, 2020
- [SAIB NE-16-13](https://openairdocs.org/saib/NE-16-13): Powerplant - Prohibited use of sealant. Issued Mar 8, 2016
- [SAIB NE-13-15](https://openairdocs.org/saib/NE-13-15): Engine Controls: Continental Motors, Inc. (CMI) Throttle and Mixture Control Levers. Issued Feb 8, 2013
- [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 (8)

- [N105CW](https://openairdocs.org/aircraft/N105CW): [Stone George Michael Jr Trustee](https://openairdocs.org/faa-owner/STONE%20GEORGE%20MICHAEL%20JR%20TRUSTEE), [Weeki Wachee, FL](https://openairdocs.org/faa-place/FL/Weeki%20Wachee), built 1974, S/N 310Q-0936
- [N1293V](https://openairdocs.org/aircraft/N1293V): [Egmond Aircraft LLC](https://openairdocs.org/faa-owner/EGMOND%20AIRCRAFT%20LLC), [Lewes, DE](https://openairdocs.org/faa-place/DE/Lewes), S/N 310Q1038
- [N310BS](https://openairdocs.org/aircraft/N310BS): [Kwe Inc](https://openairdocs.org/faa-owner/KWE%20INC), [Melbourne Beach, FL](https://openairdocs.org/faa-place/FL/Melbourne%20Beach), built 1973, S/N 310Q0822
- [N4140Q](https://openairdocs.org/aircraft/N4140Q): [Johnson Kyle A](https://openairdocs.org/faa-owner/JOHNSON%20KYLE%20A), [Cheshire, CT](https://openairdocs.org/faa-place/CT/Cheshire), built 1968, S/N 310N-0040
- [N497JM](https://openairdocs.org/aircraft/N497JM): [Bazzi Aviation LLC](https://openairdocs.org/faa-owner/BAZZI%20AVIATION%20LLC), [Newark, DE](https://openairdocs.org/faa-place/DE/Newark), built 1972, S/N 310Q0497
- [N610AK](https://openairdocs.org/aircraft/N610AK): [Baja Electric Service Inc](https://openairdocs.org/faa-owner/BAJA%20ELECTRIC%20SERVICE%20INC), [Punta Gorda, FL](https://openairdocs.org/faa-place/FL/Punta%20Gorda), built 1974, S/N 310Q-1072
- [N721SJ](https://openairdocs.org/aircraft/N721SJ): [Air America Flight Center LLC](https://openairdocs.org/faa-owner/AIR%20AMERICA%20FLIGHT%20CENTER%20LLC), [Daytona Beach, FL](https://openairdocs.org/faa-place/FL/Daytona%20Beach), built 1973, S/N 310Q0721
- [N850KF](https://openairdocs.org/aircraft/N850KF): [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), S/N 310Q-0041

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports (6)

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 20090123002859I](https://openairdocs.org/incident/20090123002859I), Jan 23, 2009: Cessna 310Q (N721SJ), Daytona Beach, FL, Minor damage. Aircraft departed dab for heg, on gear retraction pilot heard loud pop and observed gear unsafe warning light. Pilot recycled gear with no results and…
- [Incident 20010928025989I](https://openairdocs.org/incident/20010928025989I), Sep 28, 2001: Cessna 310N (N4140Q), Panama City, FL, Minor damage. (-23) Pilot stated that she was taxiing to runway 5 and when she applied the brakes, there was no braking action and the aircraft veered to the left off the…
- [Incident 20010216002049I](https://openairdocs.org/incident/20010216002049I), Feb 16, 2001: Cessna 310N (N4140Q), Jacksonville, FL, Minor damage. (-23) While lowering landing gear PIC heard a bang and the main landing gear down and lcoked light failed to illuminate. PIC contacted their maintenance dept.…
- [Incident 19950612016739I](https://openairdocs.org/incident/19950612016739I), Jun 12, 1995: Cessna 310N (N4140Q), Atlanta, GA, Minor damage. Narrative: on 06-12-95, Mr. Forest stuart summers was scheduled to fly his first flight duty assignment for air carriers, inc. from atl to bhm. After a…
- [Incident 19911231060559I](https://openairdocs.org/incident/19911231060559I), Dec 31, 1991: Cessna 310N (N4140Q), Alabaster, AL, Minor damage. Nose gear did not retract on climb. Unable to lock gear down. Landed gear up. Gear doors blocked extension.
- [Incident 19891017054759I](https://openairdocs.org/incident/19891017054759I), Oct 17, 1989: Cessna 310R (N310BS), Des Moines, IA, Minor damage. Left main gear collapsed on rollout. Veered off runway. Left gear over center lock linkage had failed.

## Service difficulty reports (31)

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

- [SDR 2021FA0000105](https://openairdocs.org/sdr/2021FA0000105), Apr 1, 2021: BOLT. SHEARED. DURING THE LANDING PORTION OF OUR FLIGHT ON THE ROLL OUT THE RIGHT GEAR COLLAPSE UNDERNEATH THE AIRPLANE. UPON FURTHER INSPECTION IT WAS DETERMINED THAT THE BOL
- [SDR 2018FA0000111](https://openairdocs.org/sdr/2018FA0000111), Mar 20, 2018: IDLER ASSY. BROKEN. ARM ASSY BELLCRANK IDLER BROKEN WHERE TUBE ASSY GEAR MAIN DRIVEIS BOLTED TO THE BELLCRANK.
- [SDR CA140211008](https://openairdocs.org/sdr/CA140211008), Feb 5, 2014: BOLT. SHEARED. (CAN) DURING CPCP INSPECTION AND 1000 HR U-BOLT REPLACEMENT. RT GEAR U-BOLT WAS FOUND TO BE SHEARED AT BOTTOM OF REAR THREADS. SUSPECTED NUT WAS OVER TORQUED AN
- [SDR CA131219015](https://openairdocs.org/sdr/CA131219015), Dec 16, 2013: SPAR. CORRODED. (CAN) DURING CPCP BASE CORROSION INSPECTION. WHILE ACCOMPLISHING SID 57-11-01 WING STRUCTURE INSPECTION. DURING CLEANING OF SPAR BLOCKS SEVERE EXFOLIATION CORRO
- [SDR 2012FA0000726](https://openairdocs.org/sdr/2012FA0000726), Sep 29, 2012: CYLINDER HEAD. SEPARATED. WHILE ON A 3 MILE FINAL, OIL STARTED APPEARING ON THE RIGHT ENGINE NACELLE AND THE PILOT REPORTED A VIBRATION. AFTER AN UN EVENTFUL LANDING, THE ACFT TAXIED BAC
- [SDR Y2GR201111333574](https://openairdocs.org/sdr/Y2GR201111333574), Nov 3, 2011: GEAR. DAMAGED. CRANKSHAFT GEAR WAS FOUND WITH FOUR TEETH MISSING FROM THE GEAR. THE CAMSHAFT GEAR THAT IT IS MESHED WITH STILL ROTATED AROUND THE GEAR AND MESHED WITH THE REMA
- [SDR EAVR20110816001](https://openairdocs.org/sdr/EAVR20110816001), Aug 15, 2011: CYLINDER HEAD. CRACKED. AIRCRAFT LEVELED OFF FROM CRUISE CLIMB. ACFT WAS ALLOWED TO ACCELERATE TO CRUISE SPEED. POWER WAS SET TO CRUISE POWER SETTINGS OF 23/23 IN MP AND 2300/2300 RPM.
- [SDR 2011F00142](https://openairdocs.org/sdr/2011F00142), Jun 13, 2011: MOUNT. DAMAGED. LEFT AND RIGHT ENGINE, BOTH FRONT MOUNT UPPER HALVES COMPRESSED EXCESSIVELY. THE LT FRONT MOUNT ON THE LT AND RT ENGINE WERE EXPOSING .2500" OF INNER BARREL. SU
- [SDR MLJG20010613](https://openairdocs.org/sdr/MLJG20010613), Jun 13, 2011: PISTON. BROKEN. WHEN REMOVING RT ENGINE NR 4 CYLINDER DUE TO A CRACK, NR 4 PISTON SKIRT FOUND BROKE OFF AT THE 4TH RING LAND. ENGINE THEN REMOVED FROM ACFT FOR TEAR-DOWN INSPEC
- [SDR CA100203013](https://openairdocs.org/sdr/CA100203013), Jan 4, 2010: PISTON. BROKEN. (CAN) DURING SERVICING, OIL PRESSURE SCREEN CHECKED AND FOUND TO BE FULL OF METAL. ENGINE SHIPPED FOR INSPECTION. ENGINE DISASSEMBLED AND FOUND 4 PISTONS WITH H
- [SDR MLJ2008F00000](https://openairdocs.org/sdr/MLJ2008F00000), Jan 14, 2008: PISTON. FAILED. THE LT ENGINE WAS EXHIBITING LOW OIL PRESSURE. THE OIL FILTER WAS PULLED, CUT OPEN, AND INSPECTED. A SIGNIFICANT AMOUNT OF METAL WAS FOUND. THE ENGINE WAS THEN 
- [SDR MLJ2006F00000](https://openairdocs.org/sdr/MLJ2006F00000), Oct 17, 2006: CLEVIS PIN. MISSING. COTTER PIN CAME OUT OF CLEVIS PIN ITEM NR 5 OR CLEVIS PIN FAILED ATTACHING NOSE GEAR DOOR PUSH PULL TUBE TO THE EYE BOLT ON THE LT NOSE GEAR DOOR. ON TAKE OFF T
- [SDR CA060602003](https://openairdocs.org/sdr/CA060602003), Jun 2, 2006: THROTTLE CABLE. BROKEN. (CAN) DOING UPPER AIR WORK, IT WAS NOTICED THEIR WAS NO THROTTLE RESPONSE FROM RT ENGINE. THE ENGINE WAS RUNING NORMAL SO THE CREW RETURNED TO AIRPORT AND DID A
- [SDR CA050804003](https://openairdocs.org/sdr/CA050804003), Jul 7, 2005: LINE. CLOGGED. (CAN) EXCESSIVE AMOUNTS OF AN UNIDENTIFIED SEALANT WAS USED ON THE SPLIT-LINE CAUSING THE SEALANT TO SQUEEZE INTO THE ENGINE. A LOSS OF TORQUE WAS FOUND ON THE 
- [SDR CA050224005](https://openairdocs.org/sdr/CA050224005), Feb 15, 2005: CLAMP. OBSTRUCTED. (CAN) WHEN THE AILERON CONTROL WAS MOVED TO THE EXTREME LT, THE CONTROL WOULD OCCASIONALLY CATCH MOMENTARILY AND THEN RELEASE. UPON FURTHER EXAMINATION OF THE A
- [SDR 2004FA0000387](https://openairdocs.org/sdr/2004FA0000387), May 7, 2004: ADAPTER. BACKED OUT. 2 FUEL INJECTION NOZZLE ADAPTERS BACKED OUT WITH FUEL NOZZLES.
- [SDR CA040311001](https://openairdocs.org/sdr/CA040311001), Mar 10, 2004: SWITCH. BROKEN. (CAN) UPON APPROACH THE LANDING GEAR WAS SELECTED DOWN WITH NO GREEN LIGHT DOWN AND LOCKED INDICATION ON THE RT GEAR. THE GEAR WAS CYCLED, THE MANUAL EXTENSION 
- [SDR CA031127011](https://openairdocs.org/sdr/CA031127011), Nov 25, 2003: BULKHEAD. CRACKED. (CAN) DURING THE 100 HOUR INSPECTION PLAY WAS NOTICED IN THE NOSE GEAR AREA. UPON INSPECTION THE LT NOSE SECTION BULKHEAD WAS FOUND TO BE CRACKED VERTICALLY THR
- [SDR CA030520005](https://openairdocs.org/sdr/CA030520005), May 20, 2003: SPRING. BROKEN. (CAN) DURING WALK-AROUND PRIOR TO FLIGHT, PIC NOTICED DOWNLOCK SPRING HANGING FROM ONE ATTACH POINT AND UPON INSPECTION WAS FOUND BROKEN AT ATTACH POINT ABOUT 1
- [SDR CA030506001](https://openairdocs.org/sdr/CA030506001), Apr 28, 2003: ACTUATOR. CRACKED. (CAN) AT 160 KTS DID NOT GET DOWN LOCKED IND ON RT MAIN. GEAR WAS SEL UP, TOP OF TRAVEL, GRINDING NOISE WAS HEARD. GEAR SELECT WAS PLACED IN NEUTRAL, GEAR WAS H
- [SDR CA030324003](https://openairdocs.org/sdr/CA030324003), Mar 10, 2003: BELLCRANK. CRACKED. (CAN) UPON INSPECTION, FOUND STEERING BELLCRANK CRACKED IN RADIUS, SEVERAL LOCATIONS. NOTE: THE NEW BELLCRANK INSTALLED IS A HEAVIER UNIT.
- [SDR CA030219004](https://openairdocs.org/sdr/CA030219004), Feb 19, 2003: PISTON. CRACKED. (CAN) DURING COMPLETE REMOVAL AND NDT OF ALL LANDING GEAR PARTS BOTH LT & RT MAIN GEAR PISTON AND AXLE ASSEMBLIES (P/N S 5041000-77 & 5041000-76 RESPECTIVELY) W
- [SDR CA021118004](https://openairdocs.org/sdr/CA021118004), Nov 13, 2002: SPRING. BROKEN. (CAN) SUBSEQUENT TO THE RT MAIN GEAR FAILURE TO LOCK AND FINDING THE TORQUE TUBE CRACKED, THE DOWNLOCK SPRING WAS ALSO BROKEN. HAD THIS SPRING BEEN INTACT THE G
- [SDR CA021118003](https://openairdocs.org/sdr/CA021118003), Nov 13, 2002: TORQUE TUBE. CRACKED. (CAN) ON T/O, A CLUNK HEARD NEAR END OF MLG TRAVEL DURING RETRACTION. NO DIFFERECE IN FLT CONTROL. PILOTS INFORMED RT MLG HANGING. MLG SELECTED DOWN STEEP BANKS
- [SDR CA011105006](https://openairdocs.org/sdr/CA011105006), Oct 1, 2001: LINK ROD. DISCONNECTED. (CAN) ON APPROACH PILOT NOTICED ROUGHNESS FROM LEFT ENGINE AND UPON LANDING REPORTED THAT THE LEFT ENGINE WOULD NOT IDLE UNLESS MIXTURE PULLED BACK HALFWAY. INS
- [SDR BJ3RE000007](https://openairdocs.org/sdr/BJ3RE000007), Feb 26, 2001: EXHAUST VALVE. WORN. DURING AN IRAN INSPECTION, IT WAS NOTICED THAT THE AMOUNT OF VALVE SHOWING ABOVE THE KEEPER WAS LESS ON ONE CYINDER THAN ON THE OTHERS. UPON DISASSEMBLY IT WAS 
- [SDR CA001207020](https://openairdocs.org/sdr/CA001207020), Nov 23, 2000: TUBE. CRACKED. (CAN) WHILE PERFORMING FLT TEST, GEAR SELECTED DOWN AND OVERSHOOT PERFORMED. GEAR SELECTED UP SUCCESSFULLY. A/C RE-JOINED CCT & ON APPROACH GEAR SELECTED DOWN W
- [SDR 96ZZZX6107](https://openairdocs.org/sdr/96ZZZX6107), Nov 12, 1996: CONNECT ROD. FAILED. AFTER DEPARTURE, OIL PRESSURE ON RIGHT ENGINE DROPPED. ENGINE BEGAN TO SMOKE POSSIBLE BLEED OIL FIRE AND SMOKE WERE NOTED. ENGINE WAS SHUT DOWN AND FEATHERED. N
- [SDR 96ZZZX2376](https://openairdocs.org/sdr/96ZZZX2376), Mar 11, 1996: DISTRIBUTOR GEAR. BROKEN. ENGINE WOULD NOT RUN WHEN RIGHT MAGNETO SELECTED. INSPECTION REVEALED TEETH ON DISTRIBUTOR GEAR (PLASTIC) HAD SHEARED OFF. GEAR DID APPEAR TO BE YELLOWED FROM A
- [SDR 95ZZZX6566](https://openairdocs.org/sdr/95ZZZX6566), Nov 22, 1995: FILTER. DEFECTIVE. FOUND MAGNETO FILTER DEFECTIVE WHEN SUBJECT TO MAGNETO P-LEAD VOLTAGE OR HIGH TENSION LEAD TESTER VOLTAGE. REGULAR OHM CHECK DID NOT PICK UP DEFECT. ENGINE WOUL
- [SDR 95ZZZX3657](https://openairdocs.org/sdr/95ZZZX3657), Jun 27, 1995: CYLINDER. EXITED. THE AIRCRAFT MADE AN EMERGENCY LANDING WITH THE RIGHT ENGINE FEATHERED. THE COPILOT HAD NOTED NR 4 CYLINDER EXIT THROUGH THE SIDE COWLING IN A DOWNWARD DIRECTIO

## STCs that may be installed (OpenAirDocs) (35)

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 SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd
- [STC SE02352CH](https://openairdocs.org/stc/SE02352CH): Installation of Challenger cleanable oil filter assembly. Challenger Aviation Products Inc
- [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 SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [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 SE09217SC](https://openairdocs.org/stc/SE09217SC): Installation of modified fuel injector nozzles. General Aviation Modifications Inc
- [STC SE09637SC](https://openairdocs.org/stc/SE09637SC): Remove existing rocker arm assemblies and install modify rocker arm assemblies. General Aviation Modifications Inc
- [STC SE02261CH](https://openairdocs.org/stc/SE02261CH): Increase engine displacement from 470 cubic inches to 520 cubic inches in the Teledyne Continental Motors IO-470-D, -E, -F, -H, -L, -M, -N, -R, -S, -U, -V, -VO engines models with a flat rating of 260 HP. Cygnet Aerospace Corp
- [STC SE92WE](https://openairdocs.org/stc/SE92WE): Installation of oil fitting (AN-823-5D) in rocker box cover. Airwolf Filter Corporation
- [STC SE2-984](https://openairdocs.org/stc/SE2-984): Modification of Continental Piston Part No. 627738 (IO-470). Continental Motors, Inc. Lists IO-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 IO-470 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc
- [STC SE910SW](https://openairdocs.org/stc/SE910SW): The manufacturer of pistons, valve guides, and parts. Continental Motors, Inc
- [STC SE94SW](https://openairdocs.org/stc/SE94SW): Modification of Continental IO-470 Pistons P/N 627738, P/N 539814, and P/N 631481 compression ring grooves from present keystone configuration to rectangular configuration. Continental Motors, Inc. Lists IO-470 Series
- [STC SE552GL](https://openairdocs.org/stc/SE552GL): Incorporation of a fuel flow transducer. Shadin Avionics
- [STC SA02261CH](https://openairdocs.org/stc/SA02261CH): Increase engine displacement from 470 cubic inches to 520 cubic inches. Chuck Ney Enterprises
- [STC SE1780NM](https://openairdocs.org/stc/SE1780NM): Installation of Precise Flight standby vacuum system (SVS III). Precise Flight Inc
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation
- [STC SE152SO](https://openairdocs.org/stc/SE152SO): Modification of throttle body location. Array Paul S. Lists IO-470 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 IO-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 SE55WE](https://openairdocs.org/stc/SE55WE): Modification of fuel injection manifold valve P/N 626547 to the P/N 631427 or P/N 636326 configuration. AAR Aircraft Services Inc. d/b/a AAR Aircraft Services-Oklahoma. Lists IO-470 Series
- [STC SE09319SC](https://openairdocs.org/stc/SE09319SC): Modify oil pan adding a new oil sump drain. Texas Skyways Inc. Lists IO-470 Series
- [STC SE5205NM](https://openairdocs.org/stc/SE5205NM): Installation of an Oilamatic engine filter screen adapter. Oilamatic Inc
- [STC SE775NE](https://openairdocs.org/stc/SE775NE): Installation of Auto-Vac-2 auxiliary vacuum system. Raymond Ives
- [STC SE2450CE](https://openairdocs.org/stc/SE2450CE): Add leaded and unleaded automotive gasoline, 91 minimum antiknock index, (RON+MON)/2. Petersen Aviation Inc
- [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp. Lists IO-470 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 IO-470 Series
- [STC SE1642SW](https://openairdocs.org/stc/SE1642SW): Modified cylinder assembly G-626820C or G-625859. Gary Aerospace Corp. Lists IO-470 Series
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec. Lists IO-470 Series
- [STC SE69WE](https://openairdocs.org/stc/SE69WE): BG-341 spark plug as eligible for installation on listed Continental engines. Lewis Leibee
- [STC SE16WE](https://openairdocs.org/stc/SE16WE): Bendix S-600 low tension ignition system. Salinas Engine Works. Lists IO-470 Series
- [STC SE387SW](https://openairdocs.org/stc/SE387SW): Modification of ring grooves on Continental Motors pistons 539814(3 ring) and 627738 (4 ring). Van Der Horst Corp of America. Lists IO-470 Series
- [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 IO-470 Series
- [STC SE82SO](https://openairdocs.org/stc/SE82SO): Engine sump reworked to provide15 1/8-quart total oil capacity. Riley Aeronautics Corp. Lists IO-470 Series

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