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Old 23-10-2007   #4 (Post Link)
Steven156
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Join Date: Oct 2007
Posts: 17

Member car:

156 Selespeed

Re: FSE Power Boost Valves

Thats pretty much what they do, and the revs will rise and drop at idle. I had one on an old car and it did make a difference, wouldn't put it at 12bhp though. My fuel consumption didn't change much that I noticed either.
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