List of Lycoming O-360 variants

This is a list of the variants of the Lycoming O-360 aircraft engine.

There are 167 different models within the O-360 family of engines, with 12 different prefixes.

Lycoming O-360-A4A installed in a Piper PA-18
The Cessna 177B Cardinal uses a Lycoming O-360-A1F6D of 180 hp (130 kW).
The Beechcraft Duchess uses one 180 hp (130 kW) O-360-A1G6D on the left wing and one LO-360-A1G6D on the right wing.
Robinson R22 Beta II with Lycoming O-360-J2A engine.
The Piper PA-44 Seminole is fitted with one LO-360-E1A6D or one LO-360-A1H6 on the right wing along with one O-360-E1A6D or O-360-A1H6 on the left wing to eliminate the critical engine on this twin.
The Van's Aircraft RV-8 homebuilt aircraft is often fitted with a 200 hp IO-360 engine.
The largest engine that is normally fitted to the Thorp T-18 homebuilt aircraft is the 200 hp IO-360 engine.
The Aerotek-built Pitts Special S-1T is equipped with a Lycoming AEIO-360-A1E.
The Enstrom F-28F is equipped with a Lycoming HIO-360-F1AD engine.
The Silvercraft SH-4 was equipped with an LHIO-360-C1A engine [ 5 ]