Jun 14, 2014, 12:49 PM EDT
Rookie Cole Custer shot to the top of the speed charts in the final NASCAR Camping World Truck Series practice Saturday morning at Gateway Motorsports Park.
Custer is just 16 years old and is a development driver for Haas Automation, a division of Stewart-Haas Racing.
Turning a best lap of 136.786 mph, Custer was the fastest of the 28 drivers that took to the Madison, Illinois track, which hosts the race later tonight starting at 8:30 pm ET.
Chase Pistone was second-fastest (136.562), followed by Darrell Wallace Jr. (136.542), Erik Jones (136.281), Gray Gaulding (136.046), Joey Coulter (135.874), Matt Crafton (135.820), Johnny Sauter (135.747), Ron Hornaday Jr. (135.277) and John Hunter Nemechek (135.204).
Struggling for speed were the two slowest drivers in practice, Jennifer Jo Cobb (124.464 mph) and NCWTS rookie Charles Lewandoski (123.254).
Follow me @JerryBonkowski
Video from NASCAR America
- Tony Stewart sets fastest qualifying speed ever on 1.5-mile track (200.111 mph), but Matt Kenseth wins pole at Texas 0
- United States GP Paddock Notebook – Friday 0
- Hamilton inches away from Rosberg to top FP2 at COTA 0
- Sebastian Vettel to start United States GP from pit lane 0
- Hamilton quickest in first practice for United States GP 1
- 2014 United States Grand Prix Preview 0
- Road To: Mercedes teaser – The very first Mercedes-Benz car (VIDEO) 0