well i scatched the 5.3 idea found a 6.0, wiring, computer and 4l80 for a decent price not really worried about the gauges for now ill prolly get the 5.0 swap radiator and a couple of electric fans i know i prolly have to cut the frame to clear the manifolds but thats ok as for the fuel pump i was thinkin about goin with an inline so i can keep my sending unit my friends uncle is puttin ls3s in 60 model cars ill prolly have him help with the gauges later on down the line