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243 Heads

This is a discussion on 243 Heads within the Internal Engine forums, part of the LSx Technical Help Section category; Newbie here. Can anyone tell me what the spring info is for GM springs that have blue paint dots. These ...

  1. #1
    scl61
    Guest

    243 Heads

    Newbie here.
    Can anyone tell me what the spring info is for GM springs that have blue paint dots. These are new 243 heads supposedly for the LS2. .

    Thanks

  2. #2
    ls1tech director
    Join Date
    Aug 2005
    Location
    Santa Clarita, CA
    Posts
    39

    laser red
    1994 Mustang GT

    blue springs are 01's, the LS2's should be orange

    90# @ 1.800
    260# @ 1.250
    ~.540 max lift

  3. #3
    scl61
    Guest
    Thanks,
    That tells me I need different springs to use a .550 lift.

  4. #4
    ls1tech director
    Join Date
    Aug 2005
    Location
    Santa Clarita, CA
    Posts
    39

    laser red
    1994 Mustang GT

    run the comp 918's

  5. #5
    scl61
    Guest
    That is what I'm looking at.
    Thanks for the advice.

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