not many of that 23B were sold. FR dropped it from the line after 2-3 years.
i would suggest asking your question on other Hybrid forums, since there won't be many Roo/Shamrock 23B out there.
i don't remember seeing an owner of one of them on this forum.
and Zoe the Wonder Dog(R.I.P.)
'07 Roo 23SS pushing an '07 Chevy Avalanche
Equalizer WDH and Prodigy BC