Quote:
Originally Posted by hognutz
From what I read there is no speed limit in the ECM
here are the mechanical limits
C6 LS3 206 5th gear
C6 Z06 227 5th gear
C6 Zr1 224 6th gear (.67)
Chevy advertised them all drag limited
192
198
205
the LS2's were 186. Now that being said most have not take the cars that fast and the chevy ECM's do have a place for speed limiters.
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You need to up your internet game as those numbers are all incorrect and all three have limiters that can be verified with a programmer/tuning software.