I'll throw some more confusion into the mix.
I thought it was the LS6 intake manifold that was placed in some of the late 4th gen engines.
But I am 90% sure the LS1 and LS6 are the same 5.7L block with the same bore and stroke.
"Anyone know who sells the driver mods?"
2007 Corvette Z06: Le Mans blue, 2LZ