Quote Originally Posted by cf105arrow View Post
That’s interesting. I wonder though how fast the turn around was though between pulls. Cooler engine on the first pull versus a heat soaked engine on the second. I know my car (‘09) loses some power if it gets too hot. I’m not doubting that there is a difference with the two wheel weights but I am wondering if all factors were similar going into the second pull.
If they drove the car to the dyno then it was already hot for the first pull. We don’t know every detail so if we just look at the wheels as the only change, then yes there was quite a drop in power.