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NASCAR tweaks Toyota engines to level playing field

Just how dominant is Toyota in the truck series? Four wins in four races and six drivers in the top 10 in points. But NASCAR's latest move should level the playing field, writes John Schwarb.

Updated: April 26, 2007, 5:16 PM ET
By John Schwarb | Special to ESPN.com

With four wins in four races and six drivers sitting in the top 10 in championship points, Toyota's current domination of the Craftsman Truck Series is obvious.

To NASCAR, it was a little too obvious.

Earlier this month, the sanctioning body disallowed an intake manifold that Toyota had been running all season in its trucks and Busch cars (Toyota uses the same engine in each) after chassis dynamometer tests revealed the manufacturer had a "significant" horsepower advantage with ...

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