Questions tagged [lycoming]

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1answer
82 views

Can coaxial rotors be mounted on a piston engine like the Lycoming O-320?

What are the drawbacks of this compared to coaxial configuration with a turboshaft engine?
2
votes
1answer
444 views

What are advantages and disadvantages of Rotax and Lycoming engine designs?

I am wondering what are advantages and disadvantages of these two designs, e.g. Rotax 912 vs Lycoming O-235, compared to each other. At first glance they are pretty similar (both are 4-cylinder, ...
1
vote
2answers
134 views

What modifications need to be made on an engine that normally uses AVGAS to utilize it with MOGAS? [duplicate]

Asking just out of curiosity. What modifications need to be made on an engine, e.g. Lycoming O-360, that normally uses AVGAS to utilize it with MOGAS?
3
votes
0answers
226 views

Are Lycoming O-360-A4M engines generally known to have right magneto issues at low power settings?

TLDR - I am renting a PA-28 181 (engine Lycoming O-360-A4M), and have noticed that the right mag is rough at low power settings. During before takeoff power checks, both magnetos operate as expected, ...
2
votes
2answers
1k views

How can I decode Lycoming engine number?

How can I decode Lycoming engine number suffices? What does D3G mean in o-320-D3G or D2A in o-320-D2A? Is there any chart or tabel for decode suffixes?
9
votes
1answer
1k views

Causes of High CHTs

I have a Long EZ with a Lycoming O-320 E2D. It had a complete top-end overhaul two years ago, in June 2017. All four cylinders were relined, and pistons and rings were replaced. Since then the ...
2
votes
1answer
776 views

Why does the main battery discharge with the alternator running?

In my cessna 172S, when engine running at any RPM, the current at the main battery is below zero, indicating that the alternator is not charging the battery or the battery discharges, but the standby ...
1
vote
2answers
267 views

Carb Heat and Lycoming Engines

Why is Carb Heat less of an issue on Lycoming Engines? and if this is true, how much less of an issue is it?
8
votes
4answers
10k views

What may be the cause of hot start problems in a Lycoming fuel injected engine?

Cherokee Six, 32-300 1969. Lycoming engine is fuel injected with 450 SMOH. Cold starts are easy: 1/2" throttle, full rich, fuel pump on and hit starter after fuel flow starts. Runs great once running. ...