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Costa P Costa P is offline
Slippery slope skier
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Join Date: Sep 2010
Location: South Africa
Posts: 182
Originally Posted by Costa P View Post
25 Should connect somewhere after the intercooler but before the throttle, the boost is recirculated back to the inlet of the turbo compressor......when the throttle is closed between gear changes. The recirculation valve is actuated by the vacuum built up after the throttle (connected to point 2 in your previous pic)
Nice diagram from another pelican thread:
Inlet Overrun Valve Modification? (BOV, lag)
Costa P
'85 930 Grand Prix White ...the oil leak rebuild which mutated into MoTeC EFI+twinscroll GT35R+twinplug+ ...

930 rebuild The revival of my mothballed project
Old 12-10-2016, 04:17 AM
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