My friend’s buddy swapped a Corvette LS1 motor into that bad boy. Listen to that purrrrrr. 
http://www.youtube.com/watch?v=2Eu0spmzb4w
WOW JUST WOW
that is pretty cool. :-o
OMG.
Let us raise our glasses to tuners everywhere.
PUSHROD POWER! I want an LSx motor.
LT-1s sound better though. 
Yeah, I have seen Rx-7 converted using Chevy engines. I saw a video of a black one with an LS1. Pretty sweet.