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  1. #1
    Join Date
    Nov 2005
    Location
    livermore ca
    Posts
    718

    lt1 fuel return line question

    i am new at building lt1 motors and dont quite understand somthing maybe u can help me out.

    do lt1 fuel injection motors need a return line? for some reason i think i saw on some post that they do so i was going to run a fuel sump on my stock tank and run a msd elecric fuel pump but i dont know if i need that sump if i dont need a return line?