View Single Post
911nut 911nut is offline
Metal Guru
911nut's Avatar
Join Date: May 2001
Location: Michigan
Posts: 2,513
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.
Lots of modern cars run even leaner than that at steady state cruise (they have knock sensors) for fuel economy.
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
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #13 (permalink)