E85 and smallest pulley is what you need. I had that kit with 75mm and made 630 whp with LT headers, NA cam and e85 on a LS3. You can even get a 70mm pulley
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AGP 57/57 turbos and Dual Pump System, NA Cam, McLeod RXT clutch, MGW shifter, ZL1 Rear End, BMR Trailing Arms/Toe Rods, Pegasus Solid Cradle Bushings 10.7 @140mph M6
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