After wrapping up the ODSS season third in points in 5.90 Index, Austin Denny decided to turn up the wick on his ’06 Super Duty and go after the 6.0L Power Stroke eighth-mile record (Charlie Fish’s 5.63). After getting close, with a 5.698 at 123.76 mph, Denny’s compound turbo’d (120 psi of boost) 6.0L lost the head gasket that was questionable going into the next pass, yet still went 5.80 at 122 mph. While Denny didn’t get the record, he did become the second 6.0L in the 5.60s. In case you didn’t know, at the beginning of the 2020 racing season, no 6.0L Power Stroke had ever gone quicker than 6.0 in the eighth-mile…