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350 to 454

Discussion in 'The Garage' started by aknight_sa, Apr 14, 2006.

  1. aknight_sa

    aknight_sa 1/2 ton status Premium Member

    Oct 14, 2005
    Likes Received:
    Saudi Arabia
    hi all,

    i have a 1981 GMC Jimmy, all standard stuff with th350..

    if i want to swap the 350 engine witha BB 454 engine, is there anything i need to do with the transmission?? any converters need to be added? or will everything work perfectly as is??


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