Originally Posted by grip grip

Tire pressure, tire selection, burnout, launch rpm, and throttle application is all there is to a good launch. After that you just watch them in your rear-view if things go well.

I just posted this over on MBWorld, so I copied and pasted below:

Here are the wheel specs of my setup: 18x9.5 et 45mm
Tires are MT ET Streets, 265/40-18

Without spacers the wheels clear the calipers by approximately 1/8".