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2005 ls1 compatible with 98 trans am

This is a discussion on 2005 ls1 compatible with 98 trans am within the Firebird / WS6 forums, part of the Vehicle Specific category; COMPLETE no starter or alt all computers, wiring,gas pedal only 50k miles on engine - $1000 - is this a ...

  1. #1
    Junior Member
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    whote
    98 T/A RAM AIR

    2005 ls1 compatible with 98 trans am

    COMPLETE no starter or alt all computers, wiring,gas pedal only 50k miles on engine - $1000 - is this a straight swap with my 98 TA's 135k mile LS1?
    should I hop on this?

  2. #2
    James Bond Spikito's Avatar
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    2001 3.8 Black - sold
    2000 SS Black M6

    what did it come out of?

  3. #3
    Yeah baby! Yeah! silverWS6's Avatar
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    Silver 2002 WS.6
    Red 1989 Formula

    Maybe you could do the whole block with heads and intake and stuff but i dont know about the pcm

  4. #4
    Senior Member justinmc978's Avatar
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    sold: 1999 firebird
    1998 Trans Am

    what came with an ls1 in 2005? you mean an ls2?

  5. #5
    Firebird Encyclopedia 9T8W66's Avatar
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    Navy Blue Metallic
    `98 Formula M6 HdTp

    Quote Originally Posted by justinmc978 View Post
    what came with an ls1 in 2005? you mean an ls2?
    Yeah the LS1 was done in the GTO and Vette after 2004. Both of those vehicles changed over to the LS2 in 2005.
    Craig
    Semi Retired Street Racer
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    NBM `98 Formula M6 HdTp
    1 of 1 Build Date 3/12/98

  6. #6
    Moderator Cutlass's Avatar
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    1999 Formula WS6 M6-sold
    2001 Silverado Z71

    could also be a LS6 from a '05 CTS-V

  7. #7
    Smiles for 9.5 Years cammed goat's Avatar
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    Phantom Black Metallic
    2004 GTO M6

    You will have to adapt the LS1/cable throttlebody to the LS2 and may have to have the motor tuned for cable throttlebody rather than drive-by-wire.

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