is this a posi??? looks weird

Discussion in 'Got gears?' started by sparkplug, May 9, 2015.

  1. sparkplug

    sparkplug Well-Known Member

    suppose to be a 68 chevelle posi..... Spool?? any info?? its an FL 1514B:TU:
     
  2. LARRY70GS

    LARRY70GS a.k.a. "THE WIZARD" Staff Member

    What are we supposed to be looking at?
     
  3. agetnt9

    agetnt9 Agetnt9 (Dan)

    Yep, looks weird all right. HA, Ha
     
  4. jalopi42

    jalopi42 Don't Wait

    my god man is that the rear 30 spline
     
  5. sparkplug

    sparkplug Well-Known Member

    01717_8XVHXsuvvI0_600x450.jpg
    LOL HAPPY MOTHERS DAY!!! WOW forgot pic.....:)try this. Thanks:TU:
    This should work in my 70 GS Correct??
     
  6. Jim Weise

    Jim Weise EFI/DIS 482

    That's an open differential with an aftermarket limited slip unit in it. They have been around for a while, I have never used one..

    http://www.powertrax.com/

    Not sure if what you picture is this unit or not, but it's an example of what is in there.


    JW
     
  7. sparkplug

    sparkplug Well-Known Member

    Jim this will fit in my 70 GS correct? THanks
     
  8. 436'd Skylark

    436'd Skylark Sweet Fancy Moses!!!!!

    I believe the Chevy 8.2 is different than the BOP 8.2. I don't think it will fit in your original housing. You could swap the entire rear that would work.
     
  9. sparkplug

    sparkplug Well-Known Member

    Yep that is all I am looking for anyway. Have the original already out. Thanks:TU:
     
  10. monzaz

    monzaz Jim

    That is NOT a LIMITED SLIP UNIT... It is a MINI SPOOL and does not release axles in turns it is like a full spool BOTH axles are LOCK NO RELEASE ever.

    You can install a Power trax spartan locker or NO Slip in that unit and it will give you a Limited Slip affect. The way it is now your tires will bark around corners and there is a chance the axle could snap if you take turns to slow and tight... Jim

    J D
     
  11. sparkplug

    sparkplug Well-Known Member

    ok where would I get a Power Trac Spartan Locker? THanks
     
  12. LARRY70GS

    LARRY70GS a.k.a. "THE WIZARD" Staff Member

  13. rtanner

    rtanner Well-Known Member

    dude leave that one alone for a street car and keep looking, you really want a 8.5 anyway, they are out there stay on craigs list!!!
     
  14. monzaz

    monzaz Jim

    That rear is a 10 bolt 8.2 Cevy rear. I think I have a power trax on the shelf let me look real quick i will PM you. Jim

    I also have NEW Eaton posi traction unit also as long as the ratio is 3.08 -5.13 ratio

    Power trax can be used with any and all ratios.

    Jim
    JD
     
  15. woodchuck2

    woodchuck2 Well-Known Member

    I too agree that it appears to be a mini-spool and you wont have it long until you break the pin or crack the carrier under a hard launch. Meant for dirt, not street or asphalt. If it were an aftermarket unit there would be 2 halves per side with teeth and be spring loaded so they would ratchet in corners. Problem is with those units you still rely on the cross pin and carrier for strength. I have grenaded several of these. For street use a clutch posi is what i would run for the best handling and reliability. For off road or drag racing you just cant beat a Detroit Locker.
     

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