Focus Fanatics - View Single Post - How To figure the compression ratio of your Zetec
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Old 11-30-2012, 09:07 PM   #17
iminhell
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Location: Darwin, MN
What I Drive: 2000 & 2001 ZX3's

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Dynamic you mean ...

Multiply the gauge reading by 0.0491.
That will give you an approximate dynamic compression rating.

200 - 9.820
180 - 8.838
160 - 7.856
140 - 6.874
120 - 5.892
100 - 4.910
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