From 1994 to 1997, he worked with Phil Parsons, Joe Ruttman, Lake Speed, Loy Allen Jr., Mike Wallace, and Gary Bradberry.
[1] He later joined Penske-Kranefuss Racing, taking over as Jeremy Mayfield's crew chief during the 1999 season after Paul Andrews was fired.
In May, he was fined following Mayfield's win at California Speedway for a roof height violation, followed by a four-race suspension for using illegal fuel additives during the Talladega Superspeedway race in April.
[5] The following year, the two won at Richmond International Speedway; Nemechek rebounded from a pit miscommunication that dropped him to 25th by taking the lead late in the race and was declared the winner when the event was shortened by rain.
7, he led Stefan Parsons' NASCAR Camping World Truck Series debut with the team at Bristol Motor Speedway.
After the first 10 races of the season, Sospenzo left RWR to return to Spire where he was tasked with helping the team prepare their Next Gen cars for 2022.