4age compression ratios smallport vs. bigport
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4age compression ratios smallport vs. bigport
by Hachiroku » Sun Jun 26, 2011 10:37 pm
The higher compression ratio that a smallport has compared with a bigport, is that due to different pistons or smaller combustion chambers? Cheers.
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Re: 4age compression ratios smallport vs. bigport
by matt dunn » Sun Jun 26, 2011 11:01 pm
Hachiroku wrote:The higher compression ratio that a smallport has compared with a bigport, is that due to different pistons or smaller combustion chambers? Cheers.
Both.
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