Focus Fanatics - View Single Post - SVT head and Non SVT head interchangeable?
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Old 11-11-2012, 08:24 AM   #5
1turbofocus
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No it wouldnt lower the compressionand yes the pistons are Diff.

You can run 91 fuel in the Focus would be about as low as I would go and even then you will give up some performance

Tom
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