An appeals board sided with
Kenseth initially was stripped of 50 Sprint Cup Series championship points, but the three-member National Stock Car Racing Appeals Panel reduced the penalty to 12 points.
That lifted Kenseth back up to fourth from 11th in the Sprint Cup title standings.
In addition, Kenseth crew chief Jason Ratcliff saw his suspension pared to one race from six, although a $200,000 fine against Ratcliff was left intact.
The panel also eliminated a six-race suspension for team owner Joe Gibbs related to Kenseth's No. 20 Toyota.
"Glad to have today behind us so we can get our focus back on racing," Kenseth said on Twitter. "I respect
In a routine inspection of Kenseth's engine after he won the Kansas race April 21,
Toyota Racing Development, which built the engine in Costa Mesa, took responsibility and said the rod was underweight by three grams and did not provide Kenseth with an advantage. As a result, Gibbs Racing argued the penalties were excessive.
"While we are disappointed by today's outcome, we stand firmly behind our inspection process," NASCAR spokesman Kerry Tharp said in a statement.