5 and 48 pushing rules to the limit
KANSAS CITY, Kan. -- Nothing like a little controversy and intrigue to spice things up.
Officially, the cars of Jimmie Johnson and Mark Martin passed a postrace inspection last weekend at Dover International Speedway.
After further inspection this week at NASCAR's R&D Center in Concord, N.C., both teams pushed the envelope right to the edge without suffering a paper cut.
NASCAR inspectors found that both cars were in the gray area of tolerance limits on height ...
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