How much HP would you need to gain (in a stock 02 Z) in order to equal the performance of say a 100 lb reduction in the same stock car? Is there a formula for this? I have heard that proportionetly a weight reduction creates a more dramatic effect on performance than adding HP. Is this true?

Hello all, LS7 Valve guide issue summary: • Affects a small, number of '08, 09 ’10 and ’11 Z06’s • GM discovered the condition through our cylinder head warranty data involving a very small percentage of our vehicles. • Through inspection of returned heads, it was determined that a machining...

Stock Z06 Wheel/tire sizes 2006+ Z06 Front: Wheel size: 18 x 9.5 Offset: +40mm Tire Size: 275/35/18 Back Spacing: 6.82” (173.35mm) Rear: Wheel size: 19 x 12 Offset: +59mm Tire Size: 325/30/19 Back Spacing: 8.82” (224.09mm)

Here we go with thread #3 :thumb: ========================================= From a lost chapter in the Book of Genesis: Where Dogs Come From . . . Adam was walking in the garden and cried out to God, "You used to walk with me every day. Now I do not see you anymore. I am lonely here, and...

Does anybody recommend drag radials for more traction or will that snap my rear? because ive heard rumors that they built us with pretty weak rears and they wont handle drag radials. Thanks