Thread: Stage one, saff cos 4x4, Boost?
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Old Jun 20, 2010 | 08:48 PM
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Big Will_
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From: In the unit, building a 450bhp Time Attack Focus!
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Normally you can squeeze about 16, 17psi out of them for a split second peak but hold around 14.5 (1 bar) on a Stage 1.
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