Yesterday we showed you an overview of the Corvette ZR1's heart, the force-fed 6.2L LS9 small block V8. In naturally aspirated form, the LS3 powerplant hits in the base 2008 Corvette hits 436 horsepower, but the addition of a new four lobe Eaton supercharger lifts the ZR1 into the horsepower stratosphere. Ron Meegan, assistant chief of GM's small block engine program, took us through the ins and outs of the ZR1's efficient new supercharger and we had our cameras rolling. Hit the jump to learn how the Eaton supercharger works and what makes it special. We also attached a one-minute video that details some of the differences between the supercharged LS9 V8 in the ZR1 and Cadillac CTS-V.