QUOTE(BrdWAtti2d @ Oct 20 2009, 10:39 PM)

Short of tearing it apart a good tuner might be able to tell what mods have been done from a datalog, but that's still a guess at best. What makes you think it isn't just a run of the mill LT1?
well (the guy i got it from said) LOL that it had alot of work done to it i just took off the valve covers and it does not have rollers in it soo i dont know. is it ture that the 93 was the only one with a 700r4