The LS3 is naturally aspirated, but since the LSA makes use of a 1.9 liter Eaton supercharger, it is often considered a detuned version of the Gen IV LS9 engine found in the Corvette C6 ZR1.

Just a few short years into C6 production (for 2008), the entry-level LS2 engine was swapped out for the all-new LS3. The LS3 would continue to power the C6 Corvette, right up until the C7 ...