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  1. midnightblue

    700R4 no forward gears that fixed itself ???

    Hello, 700r4 in a 1984 K5. I replaced the transmission, converter and cooler 3000 miles ago. I purchased them from reputable companys. I have not had any issues till last week. I went to do a quick errand. Started it up but it had no forward gear. I put it in reverse and it backed up. Put it...
  2. midnightblue

    PerformaBuilt transmissions

    Has any one purchased a transmission from PerformaBuilt? thumbs up or down? Looking to have my 700R4 rebuild. We have one local transmission shop but its under new ownership and I am just not sure how good they are so looking for an alternative. thanks
  3. midnightblue

    Cracked block

    This is old news, just thought Id share. I pulled this running 350 engine out of my k10 when I installed a 383 in it. I ran this engine for 3+ years with zero issues. The plan was to rebuild this block for my K5, well, until I pulled the intake and saw this.... LOL
  4. midnightblue

    new Chevrolet Performance 350 issue

    I like to use oil samples to give me an idea of what is going on inside engines. September 2021 I installed a Chevy Performance 350 crate engine in my 84 Blazer. This is a base model (308hp) using all new components (block crank heads etc). We use the blazer for weekend trips etc. No racing or...
  5. midnightblue

    automatic transmission column selector/lever not locking into park

    So the shift lever was working properly before I removed a 1 1/4 transfer case spacer (another story). When the shift lever is in park I can simply tap the arm and it moves to reverse (with the ignition turned on). The shift lever does not need to be pulled back to move it to reverse. I...
  6. midnightblue

    NP208 case internal help

    I am installing a slip yoke eliminator from Tom Woods driveshaft. My main shaft has a hole that a (pin/roller ??) sits in that appears to lock the washer? It fits loose in the hole. The cut down main shaft they sent me does not have a hole it. I looked at a breakdown in the service manual and do...

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