What they don't tell you is they were running mule motors.
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rag Racing Online::: Columns - Agent 1320 - 1/28/2009

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the professor’s still-in-primer car was mired in the 6.60 range.
For a MULE they weren't far off...
During the test KJ ran some high 6.50 ET’s at over 210 mph, but the professor’s still-in-primer car was mired in the 6.60 range.
Greg Anderson blasted to a fine 6.559 at 211.26 to take both ends of the South Georgia Motorsports Park track record