What would/should/will an "real" Z/28 contain?
http://www.camaro5.com/forums/showthread.php?t=149090
Two ways (at least) to go:
1LE, PEDDERIZED, breathed on (underhood)
...or...
1LE, MRC, bhp (LS3+, LS7, LT-1)
BOTH would split the $40 (1LE) to $54 (ZL1) starting points, both would exceed the 1LE, and (depending on venue) both would eagerly chase BIG Brother (ZL1)...