after the 1992 daytona 500, bob rahilly and butch mock split. bob & dick rahilly continue building engines and race cars under the name "rahmoc racing engines". bob rahilly had no more involvement in winston cup racing after 1992. butch mock was the sole owner of a new team he formed, butch mock motorsports. bob and dick rahilly still continue to build championship winning race engines and race cars at the original rahmoc facility on flowes store rd. in concord, nc to this day. 2018