The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 5, 2026

Continental IO-470-U

2 aircraft on the U.S. register carry a Continental IO-470-U engine, rated at about 260 horsepower. The Cessna 310 is the model most often fitted with it (2 aircraft).

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Continental IO-470-U. FAA spelling: IO-470-U.

Fitted to model families

Cessna 3102

Cessna 310

Where they are owner's state

Texas1Michigan1

Kind of aircraft

Piston twins2 (100%)

When the aircraft were built by decade

0012221960

What the FAA has certified, ordered and been told about the Continental IO-470-U the component layer

The design is held under 1 type certificate (3E1, held by Continental Aerospace Technologies, INC.). The FAA has issued 24 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 27 failure reports with the FAA since 1995, 27 of them in the last ten years.

FAA orders 24 airworthiness directives · newest first

2023-10-262023-17-04 · Reciprocating Engine Oil System · engine
2023-03-152023-05-16 · Reciprocating Engine Power Section · engine
2023-02-232023-04-08 · Reciprocating Engine Power Section · engine
2023-02-172023-02-12 · Engine Air Intake System · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine

All orders naming the Continental IO-470-U

Failure reports 27 since · what operators and shops told the FAA

04710149697989900010203105

Parts most often reported as the reports name them

Cylinder2Door2Mount2Alternator1Attach Fitting1Backplate1Bracket1Bulkhead1Control1Diode1

Latest reports

2005-05-16Attach Fitting: corroded
2003-08-08Support Bracket: broken
2002-01-02Door: misinstalled
2001-03-01Cylinder: leaking
2000-04-09Downlock: misaligned

Certificates and bulletins

3E1Type certificate held by Continental Aerospace Technologies, INC. · 19 models listed · revised October 12, 2022

Safety bulletins 6 · advice, not orders

2020-04-06NE-20-05 · POWERPLANT - Engine Camshaft Gear Tooth Fracture
2016-03-08NE-16-13 · Powerplant - Prohibited use of sealant
2013-02-08NE-13-15 · Engine Controls: Continental Motors, Inc. (CMI) Throttle and Mixture Control Levers
2012-10-31NE-13-04 · Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection
2009-11-20NE-10-09 · Reciprocating Engine Power Section: Hydraulic Valve Lifters

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Airworthiness

These connections as data: /graph/engine/continental-io-470-u.json · about the eFlight graph.

Aircraft newest certificates first · 2

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N302SK Cessna
310J
Fixed-wing, multi-engine Individual owner
Texas
Standard 2015-05-08 ValidFAA registration status code V: Valid registration. All codes
N3079L Cessna
310J
Fixed-wing, multi-engine Tff INC
Parma, Michigan
Standard 2014-02-21 ValidFAA registration status code V: Valid registration. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.