David S. Wallens
David S. Wallens Editorial Director
12/17/07 6:02 a.m.

Back a few years ago, Ed Senf tuned quite a few GRM project cars. He's like the god of air/fuel ratios. Well, Ed got a little busy with some topflight World Challenge and Koni Challenge teams, and we can't hate him for that. If anything, we're proud of him.

We saw Ed the other day, and he checked out the …

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