Quote:
Originally Posted by andrewspontiac
just wondering how well they work looking for performance on my 3.1 grand prix
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Spacers do nothing for performance on engines with Throttle body's.
Here's an explanation
http://60degreev6.com/showthread.php?t=24947
They work with Carbed engines to allow the fuel and air to mix more.
They can be handy for people who wish to return there cars to stock one day and want a Dry Nitrous system. (Because you have to drill holes in stuff to make that work)