Sunshine Speedway August 27 1978Sunshine SpeedwaySt. Petersburg, FL 500MX Results 125MX Results Results Home 1978 Results Sunshine Speedway Live & On-Demand Learn More * all times Check back for a full broadcast schedule closer to the race. 1978500MXFull Results RickBurgett1st MartySmith2nd RexStaten3rd 1978125MXFull Results BrocGlover1st BrianMyerscough2nd KirkPierce3rd