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Old 05-03-2014, 12:17 PM   #84 (permalink)
RustyLugNut
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The larger engines see proportionally less ring friction.

Quote:
Originally Posted by Frank Lee View Post
The funny part is, even though the crank and some other bits on the colossal engines are moving slow, the pistons are going just as fast as on wee little screaming engines. Since the ring pack is one of the- if not the- biggest sources of internal friction, the efficiency advantage of the colossus isn't from that.
Displacement grows in a cubic function while ring sweep is a squared function.
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