Hey everyone i have a 96 k1500 however this truck came with a 4.3 vortec. what i am wondering is will a 5.7vortec bolt right in or will this take some modifying. i am new to this well i do my own work but never an engine swap. anyway i have a brand new 4L60E tranny will that bolt up to a 5.7. any tips pointers websites anything of that nature would be greatly appreciated. thanks in advance