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s5uewf s5uewf is offline
Join Date: Aug 2004
Location: Maryland
Posts: 802
How does this grimmspeed MBC work? I am guessing it goes in the signal feed to the wastegate? I have .9 bar tial WG spring now - would be able to dial up to 1.1 or 1.2 without needing to swap out springs?

1988 930 coupe - Silver Metallic
3.3L w/GT35R, B&B Headers, RarlyL8 muffler, TurboKraft IC, Tial WG, tecGT based phased sequential EFI & ignition, Wevo shifter/coupler, ...
Old 02-26-2017, 07:18 AM
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