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Old 03-17-2013, 11:27 AM   #9 (permalink)
RobertISaar
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MC SBX - '95 Chevrolet Monte Carlo LS
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Quote:
Originally Posted by Big time View Post
Of course a smaller chamber uses less fuel.
no.

all other things being equal, shrinking the combustion chamber would increase compression ratio(which almost always has a positive effect to efficiency), but just the difference of a smaller combustion chamber alone will not use less fuel. a badly designed small chamber can do far worse than a well designed gigantic one.
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