Originally Posted by jeremyc74
That's the 560Hp LSA in the CTS-V, it's not the full blown LS9. They're very similar, but the LSA has a smaller blower, and a standard oiling system instead of the dry sump on the ZR1.
thanks for the full report you are correct!! sorry i didnt explain myself,my point was
LS9 is the best engine GM has ever produced! LOL