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Old 02-05-2017, 07:51 PM
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Tom Vaught Tom Vaught is offline
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Quote:
Originally Posted by johnta1 View Post
One example:

From HO Racing book a graph showing the CR change percentage:
(nothing to do with me so don't shoot the messenger again)

CR Change



LOL! How can we assume stuff when the graph only goes to 13 to 1?
Not very easy is it John. Same deal for percentage changes with 16 to 1 engines and 930 hp engines.
Bet Craig would have killed for a 930 HP engine when he and Kern wrote the book. So then you have to
go with real data like single cylinder engine testing where a full sweep of the engine's compression ratios
is done and the power levels documented.

It was a basic Generic question and we gave generic answers, so how about we call this one a TIE?
So what data did you base your calculator program on? Smith, Vizard, Speed Talk?

Tom V.

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