In a message dated 08/14/2001 10:45:41 AM Eastern Daylight Time,
WSpohn4@aol.com writes:
> Obviously the performance issue might have another answer on another car
> perhaps with more marginal braking, but my question is - is it really worth
> playing around with? How many out there can swear that it has made all the
> (or any) difference in their lap times?
>
>
>
I think the main benefit is to help dissipate dust build-up. Grooving is
probably better than drilled holes. I also believe that drilling the sides of
brake drums helps clear away brake dust and also drains water better in the
rain.
Jack Woehrle
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