The secret to troubleshooting something like this is to be patient and only do one thing at a time.
Lycoming Engines
Ask Paul: Why is my #1 cylinder so much hotter?
On a normally aspirated engine, with a carburetor, the fuel distribution between all of the cylinders is not equal.
Phillips 66 introduces new oil pre-blended with Lycoming anti-wear additive
Just introduced is a new ashless dispersant, multi-viscosity engine oil.
Ask Paul: Which port is for what on a Lycoming O-320-E2D engine?
I would strongly recommend that if you do not own the particular Operator’s Manual for your engine that you make the small investment and buy one.
Narrow Deck vs. Wide Deck engines revisited
Our engines expert reveals how to tell the difference between a narrow deck and wide deck engine.
What’s the best way to treat a rebuilt engine?
Engine expert Paul McBride gives some advice on how to take care of a rebuilt Lycoming IO-360-A1A.
Ask Paul: What is the TBO for my engine?
In certain specific circumstances, this model Lycoming may enjoy an extra 200 hours to TBO time.
What’s the serial number on this deHavilland Dove’s engine?
A deHavilliand Dove driver reaches out to our expert to get help identifying the serial number on his engine.
Ask Paul: What’s the best way to hone the cylinders in my engine?
Q: I pulled cylinders #1 and #2 to replace the base “O” rings due to oil leaks. The engine is a Lycoming O-360 A3B6D with 650 hours and is a factory reman from 1994 due to Chevron Oil fuel contamination. I would like to know if it is acceptable to use a Flex-Hone to deglaze […]