Quote:
Originally Posted by Andyman
Right, adiabatic expansion during the power stroke would be ideal. A cylinder that has a length that is twice the diameter has the lowest possible surface area for a given volume. Therefore, an oversquare engine (larger bore than stroke) would have more heat loss from the air than an undersquare engine. Reducing the heat loss by using a thermal barrier coating would be more important in the oversquare engine.
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Gotcha, I read the first post ass backwards
My eyes are a bit crossed, I've been playing cad monkey today
Thanks for the clarification
