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911nut 911nut is offline
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Join Date: May 2001
Location: Michigan
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Originally Posted by mark houghton View Post
Are you sure about that?. Many out there have installed SC and 964 cams with stock springs.
Mark, I've found conflicting information about this, for sure.
Bruce Anderson says the height must be increased; John Doughrty says no.
DonE says he didn't do it and bent all of his valves, so I'm of the opinion that it needs to be done.
Paul B.
'91 964 Turbo
Port matched, SC cams, K27/K29 turbo, Roush Performance custom headers w/Tial MV-S dual wastegates, Rarlyl8 muffler, LWFW, GT2 clutch & PP, BL wur, factory RS shifter, RS mounts, FVD timing mod, Big Reds, - 210 lb
Old 01-30-2010, 05:51 AM
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