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Technical hemi to chevy trans

Discussion in 'The Hokey Ass Message Board' started by 46poncho, Nov 23, 2019.

  1. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

    greetings, need some help. I am finally getting around to putting my hemi and trans together. I have a hot heads adapter to chevy manual trans and flywheel. I already have the starter bolted on. when I tried to fit the bell housing on, it would not line up quite correctly and the starter nose would not allow the bell housing to fully seat on the guide pins. I tried 3 different chevy bells with no luck. what am I doing wrong??? wrong bell??? also the adapter said it was for 10.5 borg and beck bolt pattern, is that different than any other bolt pattern???
    thanks
    pushrod scott
     
  2. Rich B.
    Joined: Jan 23, 2008
    Posts: 761

    Rich B.
    Member Emeritus
    from Portage,IN

    The bolt pattern is the same since it’s on the
    flywheel. I’m wondering if the shape is different
    possibly not letting the housing seat. See if it’s
    touching the inside of bell housing any where.
    Mine also was supposed to have borg and beck,
    but I used a diaphragm with no problem.
     
    46poncho likes this.
  3. Could you take some pictures? It would be helpful. It would also be handy to see a picture of the starter in position.
    Bob
     
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  4. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

    will get pics tomorrow
     
  5. deucemac
    Joined: Aug 31, 2008
    Posts: 1,653

    deucemac
    Member

     
    Last edited: Nov 23, 2019
    46poncho likes this.
  6. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

    So I found the reason the bell would not seat properly. With the starter in the bell hit the nose. Not sure why the bell has the section in front of starter hole. Tried 3 different bell housings all partially blocked the starter hole as seen in the pic. 20191124_101207.jpeg

    Sent from my SM-S367VL using The H.A.M.B. mobile app
     
  7. I would say the Starter was located lower in relation to the GM bellhousing to let the starter clear the Hemi block. Not that unusual. Trim the bellhousing to clear and move on after of course checking Bendix to Ring engagement.
     
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  8. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

    I have had the starter on and hooked up, turns the engine fine, just not with bell installed! Lol

    Sent from my SM-S367VL using The H.A.M.B. mobile app
     
  9. Rich B.
    Joined: Jan 23, 2008
    Posts: 761

    Rich B.
    Member Emeritus
    from Portage,IN

    I had a cast Chev bell housing that I had to cut
    Off that portion that hit, starter worked fine. I was
    only using it for mock up. I used an aluminum
    Later housing that cleared everything. It was considered a 11” housing.
    I am not racing so did not use a ****ter shield .
     
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  10. Rich B.
    Joined: Jan 23, 2008
    Posts: 761

    Rich B.
    Member Emeritus
    from Portage,IN

    I have couple pics that might help, I am using mini starter.
    A231.JPG DSC01278.JPG

    The top pic is the one I had to cut, the lower one is aluminum that fits.

    Rich
     
    46poncho likes this.
  11. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

  12. Rich B.
    Joined: Jan 23, 2008
    Posts: 761

    Rich B.
    Member Emeritus
    from Portage,IN

    Wish I could help more, but health problems
    Keep me from doing more. I’m not at home .

    Rich
     
  13. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

    No problem, thanks for your help, I hope your health gets better!!!

    Sent from my SM-S367VL using The H.A.M.B. mobile app
     
  14. Lobucrod
    Joined: Mar 22, 2006
    Posts: 4,121

    Lobucrod
    Alliance Vendor
    from Texas

    Sounds like you have a bell housing for a 153 tooth flywheel and need one for a 168 tooth
     
    Last edited: Nov 24, 2019
    Rich B. likes this.
  15. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,569

    gimpyshotrods
    ALLIANCE MEMBER

    Just get a hole saw that fits that hole as tight as possible. Take out the pilot bit. Run it in as far as you need to clear the starter. DO NOT DO THIS WITH THE FLYWHEEL IN PLACE!

    Use a cutoff wheel to nearly connect the cut lines. Drill out the rest, to leave rounded corners between the three cut lines, to avoid creating a sharp corner (stress riser).
     
  16. 46poncho
    Joined: May 24, 2009
    Posts: 248

    46poncho
    Member
    from Indiana

    What bell housing are people using? I have a 383 and a 621

    Sent from my SM-S367VL using The H.A.M.B. mobile app
     
  17. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,569

    gimpyshotrods
    ALLIANCE MEMBER

    Either one should work. The 621 has the muscle car guys spending through the nose.

    If it were me, I would use the one had has "less value" and sell off the other one, but I am a cheapskate.
     

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