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David · 11-10-09, 08:11 AM

A friend of mine tells me it'll hapily run 25PSI, yes 20 is peak. It has got a boost guage. Is it normal for a DERV whilst driving to be always boosting something? it never goes into vac or is that normal?

11-10-09, 08:11 AM	#14
David Member Join Date: Jan 2009 Location: Teesside Posts: 211	A friend of mine tells me it'll hapily run 25PSI, yes 20 is peak. It has got a boost guage. Is it normal for a DERV whilst driving to be always boosting something? it never goes into vac or is that normal?