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Which mp t61?

Discussion in 'MOPAR Turbo Tech Forum' started by yambra, Jun 11, 2009.

  1. yambra

    Joined:
    Feb 1, 2006
    So I don't know weather I should go with the A/R .68 or A/R .96 on the turbine side. I'm gonna do twins on a rb 500cid. The goal is to be in the 900hp range under 6000 rpm. What do you suggest?

    thanks!

    Brad
     
  2. CW25

    Joined:
    Apr 5, 2003
    .96 is what I would do. Unless it is a iron headed, flat tappet cammed, low compression slug it will not have a problem spooling those .96s
     
  3. turbocuda

    Joined:
    Feb 17, 2003
    My low compression 408 smallblock with edelbrock heads would spool Master Power T-61's w/ .68's instantly..... vid with the .68's...

    1.15 housing brought the power on more smoothly and controllable.
    No vids with the 1.15's but 60 footed better with the 1.15's....1.30 w/ no transbrake...just 2-stepping to about 34-3500 rpms
     
  4. yambra

    Joined:
    Feb 1, 2006
    Where can I get a 1.15? The place I was looking at only has the .68 and .96.
     
  5. turbocuda

    Joined:
    Feb 17, 2003
    I would think you could find the housings from any turbo rebuilder...my housings I picked up local....popular turbines on old To4B series turbos.
     
  6. yambra

    Joined:
    Feb 1, 2006
    I'll check it out. Thanks!
     
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