Lycoming IO-320-E2B
4 aircraft on the U.S. register carry a Lycoming IO-320-E2B engine, rated at about 150 horsepower. The Bellanca 7 Citabria is the model most often fitted with it (3 aircraft). The aircraft carrying it were built between 1973 and 1974.
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 Lycoming IO-320-E2B. FAA spelling: IO-320-E2B.
Fitted to model families
Bellanca 7 Citabria · Allison CELERITY
Where they are owner's state
Kind of aircraft
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the Lycoming IO-320-E2B the component layer
The design is held under 1 type certificate (1E12, held by Lycoming Engines). The FAA has issued 30 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 1 failure report with the FAA since 1995, 1 of them in the last ten years.
FAA orders 30 airworthiness directives · newest first
Failure reports 1 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Latest reports
Certificates and bulletins
Safety bulletins 6 · advice, not orders
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
- Bellanca 7 Citabria 3 with this engine series
- Oklahoma 1 of these aircraft
- North Dakota 1 of these aircraft
- Georgia 1 of these aircraft
- Alaska 1 of these aircraft
- FAA orders naming the Lycoming IO-320-E2B 30 airworthiness directives
- Failure reports on the Lycoming IO-320-E2B 1 reports since 1995
These connections as data: /graph/engine/lycoming-io-320-e2b.json · about the eFlight graph.
Aircraft newest certificates first · 4
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N88437 | Bellanca 7KCAB |
Fixed-wing, single engine | Vst Aviation LLC Ball Ground, Georgia |
Standard | 2025-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N57671 | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-01-14 | ValidFAA registration status code V: Valid registration. All codes |
| N35ML | Bellanca 7KCAB |
Fixed-wing, single engine | Nelson Aircraft Sales INC Minot, North Dakota |
Standard | 2023-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N3530T | Allison CELERITY |
Fixed-wing, single engine | Individual owner Oklahoma |
Experimental | 2015-03-27 | 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.