| Message | 1. Each cubic foot of high humidity air injested is less dense than a comparable low humidity volume at the same temp and pressure, and the less dense charge will produce less power. However there is a certain amount of combustion cooling with the high humidity air that will lower the tendency for knock and this may offset some of the power loss. 2. Wet streets create more tire drag compared to a dry pavement 3. The oil companies constantly change the blend of the fuel 
ZUL8TR in Orlando,FL |  |