7 Spire Motorsports Chevrolet Camaro ZL1Ryan Sparks is the crew chief for Spire Motorsports’ No. 71 Spire Motorsports Chevrolet Camaro ZL1Michael McDowell will pilot Spire Motorsports’ No. 71 Spire Motorsports Chevrolet Camaro ZL1ravis Peterson is the crew chief of Spire Motorsports’ No. 77 Spire Motorsports Chevrolet Camaro ZL1Luke Lambert is the crew chief of Spire Motorsports’ No. About Spire Motorsports …Spire Motorsports fields full-time entries in the NASCAR Cup Series, NASCAR CRAFTSMAN Truck Series and Interstate Batteries High Limit Racing.