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LM7 help

This is a discussion on LM7 help within the General Help forums, part of the LSx Technical Help Section category; I bought a complete LM7 motor today out of the news paper for $550. i was curious to what is ...

  1. #1
    Junior Member
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    Primer Black
    1994 Supra

    LM7 help

    I bought a complete LM7 motor today out of the news paper for $550. i was curious to what is the smallest stoke and largest bore i can do to the engine as i was thinking of making it a high rpm motor for the supra. I searched and couldn't find an answer thanks fellas

  2. #2
    Grand Imperial Wizard Sarge's Avatar
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    Retired Outlaw Sum Bitch

    Great motor man....well you got a 5.3L iron block/heads as you know so a great starting point for sure. Uses the same stroke as the LS1 at 3.622 and you can get it too a 3.9" bore no problem. I would use it and go with a 383 Stroker setup.

  3. #3
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    Primer Black
    1994 Supra

    well see is was curious because i just love to here a v8 at high rpms so i want a small stroke large bore high compression motor.. i might put it it my supra but i have the ls1 pretty much in right now..

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