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Thread: swap engine

  1. #1
    Join Date
    Jun 2008
    Posts
    3

    swap engine

    I want to change the engine truck from 5.3l to 6.2l
    What is required?

  2. #2
    Join Date
    Aug 2007
    Location
    Gramercy
    Posts
    945
    assuming you own a 2007+ GMT900 with a 4.8/5.3
    you need to swap your front cover over to the 6.2. swap out the lifters if they are DOD. get a new cam to get rid of the VVT. if you have an UD crank pulley id install it on the 6.2 you need to swap flywheels from your old motor if you dont have a 2009+ 5.3 with the 6L80e.
    pull your old engine put the new one in. simple.
    2008 GMC CCSB 6.2/6L80e swap
    Gen IV 5.3/60e swap 1994 ecsb W/T

  3. #3
    Join Date
    Jun 2008
    Posts
    3
    Thank you

    Yes, my truck model 2009 Sierra 1500, 5.3l

    6.2l engine available
    Question?
    Do I need a change Senssor or something?

  4. #4
    Join Date
    Aug 2007
    Location
    Gramercy
    Posts
    945
    nope just the front cover, lifters (if you have a DOD motor) cam bc of the VVT. everything you have as far as starter, water pump, manifolds, TB, fuel lines, harness fits the 6.2 just not your intake bc the L92(6.2) has rectangle ports
    2008 GMC CCSB 6.2/6L80e swap
    Gen IV 5.3/60e swap 1994 ecsb W/T

  5. #5
    Join Date
    Aug 2007
    Location
    Gramercy
    Posts
    945
    contact Chris at Circle D for a 3000-3200 converter, with that HP you'll LOVE your truck all over again i run a 3200 in my CC an wont ever go back to a stock converter
    2008 GMC CCSB 6.2/6L80e swap
    Gen IV 5.3/60e swap 1994 ecsb W/T

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