RCU Forums - View Single Post - What's the attraction of diesel plane engines?
Old 01-22-2018, 02:41 PM
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N99JH
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Originally Posted by H5487
Please don't shoot me for asking but I don't understand the attraction of diesel engines in model airplanes. What am I missing?

Thanks,

Harvey
Nothing in MY opinion.
Diesel conversions are touted as producing more torque with 50% reduction in fuel consumption. I own at least 15 of them ranging from .40 to 2.76 Cu.In. and flew many of them extensively. The fact that I discovered is that in less than 10 flights, there is so much carbon build up in the cylinder head and between the ring and piston - that if you don't remove the engine and thoroughly clean it, you will experience severe loss of power and the engine will run erratically or not at all. Don't ask me how I know! I had two airplane crash twice each when the engines died on takeoff. I am now converting all my engine back to glow.