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what compression ratio do 4wd pistons and a 2wd head make?

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Old 05-09-2007, 10:04 PM
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Turbo Zetec
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Default what compression ratio do 4wd pistons and a 2wd head make?
as above, a rough figure please
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Old 05-09-2007, 10:06 PM
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Dicko&Vacant
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sure its summet like 7-5-1 not 100% though
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Old 05-09-2007, 10:06 PM
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roughly 8:1

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Old 05-09-2007, 10:54 PM
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7.78:1
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Old 05-09-2007, 10:59 PM
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very minimal diference mate
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Old 05-09-2007, 11:49 PM
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7:7:1 providing the head has not been skimmed standard


4wd head on 2wd bottom end makes 8:3:1 standard
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