The timing belt really isn't that big of a pain, except for the first time around maybe. I have changed mine out within a hour I think before. But I've also taken the engine completely apart a couple times. =0) The SVT is very easy to work on (inside and out), part of why I like it so much.
2003 SONIC BLUE SVT ZX5 #0258...
Turbo Charged, Stage 4 Clutch, 3" Exhaust from DP back, throttle body, Torsen Differential, A/F & Boost gauges in dash, Diablo Tune, Custom powder-coated wheels