Lycoming Engines has been selected to power the Red Bull Air Race World Championship, which is set to return in February 2014. Each Red Bull Air Race airplane will be powered by a Lycoming Thunderbolt engine, standardized to Red Bull Air Race’s specifications for all 12 pilots participating in the races. Thunderbolt Engines are Lycoming’s […]
Lycoming
The future of fuel
“We have to stop loving the problem and just fix it.” Those words, spoken by Lycoming’s Michael Kraft at the 2010 AirVenture, may sum up best the quest to find an unleaded replacement for 100LL. Ostensibly, the industry has been working since the early 1990s towards finding a solution, but efforts didn’t really get serious until […]
Lycoming expands list of engines approved to UL91 unleaded avgas
Lycoming Engines will release Service Instruction SI-1070S in the fall, which will add 20 engines to the list of models approved for use on UL 91 unleaded avgas and bringing the total number approved to 55. With the move, Lycoming officials continue to call for UL100 as a fleetwide solution to replacing 100LL. The new […]
Ask Paul: What is the correct timing for my engine?
Q: I have a Lycoming IO-360-A1A on a Mooney E model. My mechanic tells me that there are two timing settings for this engine: 20° and 25° BTC. The engine had been set at 20° BTC and he reset it at 25° BTC. What are the advantages or disadvantages of this timing change? The engine […]
Will this replacement camshaft work in my engine?
Q: I have an O-290-D2 that I am going to use in an Experimental Wag Aero 2+2 that I am building. Although the engine was flying regularly before I removed it from a Pacer and pickled it, I want to open it up to look at the cam. If the cam is pitted, a replacement […]
Lycoming seeks approval on unleaded avgas
Lycoming Engines has applied for approval to use UL 91 unleaded avgas in several of its engine models, including those in the 233, 235, 320 and 360 engine families. Engines in the 540 family will follow as Lycoming completes additional validation, Lycoming officials said. Lycoming has submitted for ASTM D7547 UL 91 unleaded avgas approval […]
Ask Paul: What’s best? A flush or overhaul?
Q: I recently found paper towel bits and pieces in a Lycoming engine in an aerobatic airplane. The pilot said he saw the oil pressure go to “zero,” so he reduced power, and landed safely. Would you suggest a flush or overhaul? What’s the best way to go about this? ED NELSON, via email A: […]
Ask Paul: Why is my spark plug oil-fouled?
Q: I have been noticing an intermittent miss on the left mag during mag checks on the O-235L2C in my 1981 Cessna 152 (about 670 SMOH that included new Lycoming cylinders and pistons). About 30 hours ago when I cleaned, regapped, and rotated the plugs, I found that the lower plug on the #4 cylinder […]
Lycoming STC for Cardinal RG
Two months after the certification of the IO-390-A1A6 engine, Lycoming Engines has earned a Supplemental Type Certificate (STC) for installing the engine in a Cessna 177 Cardinal RG. The Cessna 177 Cardinal RG’s original engine is a Lycoming IO-360. This is the first STC Lycoming has received as part of the Lycoming Echelon STC program, […]