Ray Block wrote:
> When "everybody says", or "Too many people have noticed", I would be asking
> how they tested it. What sort of controls were in place to isolate this
> change from everything else? (variables...like weather, driving style,
> brand and octane of gas, other changes?)
>
> I see a lot of folks buy the hot item of the day. In the process of bolting
> it on, they decide this might be a good time to change plugs, wires, cap &
> rotor, install a fresh air filter, change the oil and maybe put some air in
> those low tires. They go right out and hammer it and "wow", that (name the
> item) "really performs!" Then, if they also heard it should improve gas
> mileage, they drive like granny for a week and "wow, look how much that
> (name the item) increased my mileage!" And "all they did" was change that
> one item!
>
> Do you know that a change in the weather alone can alter your gas mileage by
> a couple mpg? It can also improve or hurt track performance by several car
> lengths in a quarter mile. Have you noticed that if your truck sounds
> louder, it seems faster? But is it? How would you evaluate that?
>
> Bottom line though, it's your money involved and if you choose to not
> believe me I won't be offended. Maybe someone else reading this will
> believe me and save their money.
>
*applause!*
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