Did Not Finish Streak and stats:

#14-Tony Stewart has the longest current streak of finishing races at 53 of drivers who have ran all the races. #19-Elliott Sadler had been tied with Stewart before being caught in a late accident at Auto Club Speedway. #43-Reed Sorenson had a streak of 55 races since he DNF’d at Talladega in April 2008, but he didn’t race at Infineon Raceway in 2008. He also did not finish at Auto Club Speedway, as did Richard Petty Motorsports teammate #44-Allmendinger. Four drivers now have run all the 2009 races and not had a DNF: #14-Stewart, #39-Newman, #00-Reutimann, and #07-Mears.
The all-time record for the longest streak of NOT having an DNF is 84 races held by Herman Beam from April 30, 1961 thru March 10, 1963 [Beam didn’t run all the races, but didn’t DNF in 84 straight consecutive races that he ran]. Clint Bowyer holds the modern day (1972-present) at 83, next is Kevin Harvick at 81 and 58, then Jeff Gordon at 56 and Dale Earnhardt at 53.
The Most in 2009: #66-Blaney has the most DNF’s in 2009 with 25 [in 27 starts], followed by #87-Nemechek who has 22 [in 25 starts]. Both of these teams are start-and-parkers for most races. The most DNF’s among drivers who have run all the races in 2009: #96/#71-BLabonte with 6.(10-12-2009)