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Old 02-04-2011, 10:07 AM   #5 (permalink)
Allch Chcar
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Join Date: Jan 2008
Location: North Coast, California
Posts: 429

Cordelia - '15 Mazda Mazda3 i Sport
90 day: 37.83 mpg (US)
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Quote:
Originally Posted by some_other_dave View Post
That video says a lot more about the engine than the web page did. Thanks for posting it; sounds pretty neat if they can make it reliable!

I wonder what the thermo efficiency of a turbo-diesel is, anyway? Or for a two-stroke turbo-diesel?

-soD
TDIs are around 40-45% efficient over a fairly wide range. Spark Ignition ICE aka Gasoline engine tend to be around 35-37% at peak efficiency.

I'm pretty psyched about the horizontally opposed engine, although I'm not too happy that they're diesel only, I suppose it could be adapted to alcohol if that ever takes off.
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