1. 700R4 or 4L80E?

    Transmission & Driveline
    Hello my name is Mark and this is my first post here. I recently aquired a 61 bubbletop that now has a ZZ383 with GM rated 450HP backed by a muncie 4 speed. I am looking to make this a more highway friendly driver and had a question. I am looking to change to either a 700R4 or a 4L80E overdrive...
  2. 68 Caprice 700R4

    Transmission & Driveline
    I just bought a 1968 Caprice in fairly great shape ,but the guy i bought it from left it in a mess.First of all ,he has parts all over the place and almost all the bolts are missing from the parts he took off the car.First Question is : I bought a 1968 327 with a 700R4 tranny and i was wondering...
  3. TH400 vs 700R4

    Transmission & Driveline
    I went back 11 pages to see if i could find something comparing the two transmissions, and perhaps i missed it, but i couldn't find anything. My 64 SS currently has a 2 speed powerglide in it paired with a 350 from an 84 chevy truck. The powerglide is the original that came with the car. I...
  4. Stuck mid swap 700r4 for my Powerglide

    Transmission & Driveline
    After finally buying a correct 700r4 I took out the Powerglide and bolted the 700r4 to my 327 today. I have 3 questions I'm stuck on: 1.The 700r4 has 3 wires coming out Blue, Purple, & Pink w/Black Stripe. Can someone tell me which wire goes where? I think only one needs power for the OD to...
  5. Need some HELP decoding a 700r4 Transmission

    Tag Team
    I recently purchased a 700r4 to switch out for my Powerglide but I'd like to decode it first and possibly rebuild. It has the MD8 so I know it's a 700r4, the serial number is 7YXM163H. I know the 7=1987 YX=model code=???????? M=700r4 163= 163rd day of 1987 H= second shift Does anyone know...