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  1. Z

    differential rebuild writeup

    Awhile back I saw a writeup on rebuilding a differential using a solid spacer kit instead of the crush sleeve to set the preload. If anyone knows where it is or has any info on doing this I would appreciate it. Thanks
  2. Z

    Possible low MAP reading?

    I just installed MAFT Pro running speed density. MAP is reading 89.5 with key on and 15-17 at idle. I was expecting 100 with key on and 30-50 at idle. I've tried multiple vac sources with the same results. Boost guage reads 20-21 in Hg at idle so I'm pulling good vac. My question is are readings...
  3. Z

    Low MAP reading?

    I just installed MAFT Pro running speed density. MAP is reading 89.5 with key on and 17 at idle. I think these are low, I've tried multiple vac sources with the same results. Boost guage reads 20-21 in Hg at idle so I'm pulling good vac. I am trying to confirm these are low before I buy a new...
  4. Z

    show me your afm-less intakes

    I will be installing a maft-pro using speed density and haven't decided what to replace my afm with. I don't know if I want to keep the rubber accordian hose or try to find something that already has ports for pcv, isc, etc. I'm also considering making this a cold air intake. I'm running a...
  5. Z

    normal afr?

    I know the answer is here but I couldn't find it in my search. I have a wideband o2 and at about 5000 rpm and above my afr's go to 10.1-10.2 and I've seen it hit 9.9. This seems rich to me. Normal cruising afr's are 14.7-14.8, Cruising Vf is mostly at 2.75V. Only mods are 3in. turbo back and...