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911nut 911nut is offline
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Join Date: May 2001
Location: Michigan
Posts: 2,513
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Quote:
Originally Posted by JFairman View Post
I have my BL adjustable WUR adjusted so warm steady cruise at 75mph on the interstate is 14.8 -15:1 and it runs perfect while getting the best possible gas mileage in 4th gear like that. 15:1 AFR on steady no load flat road operating temperature cruise is not going to hurt anything, I would shoot for that because it works great on mine.
+1.
Lots of modern cars run even leaner than that at steady state cruise (they have knock sensors) for fuel economy.
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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 07-11-2011, 03:38 PM
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