From BR Bullpen
Arnaldo Juan Contreras
- Bats Both, Throws Right
- Height 6' 2", Weight 193 lb.
- High School Tampa Catholic High School
- Debut May 23, 1980
- Final Game October 1, 1980
- Born September 19, 1951 in Tampa, FL USA
 Biographical Information
Nardi Contreras pitched in 8 games with the 1980 Chicago White Sox. He did not record a decision and the Sox lost every game he appeared in. His best outing was on October 1 when he pitched 1 and 2/3 innings against the Oakland A's, giving up no hits, no runs and striking out 2. It was his only outing in which he did not give up a hit. He gave up one home run in his career; the batter was Jim Anderson of the Seattle Mariners.
He began his coaching career as the pitching coach of the AA Glens Falls White Sox in 1982. After three years in Glens Falls he moved up to the AAA Buffalo Bisons for the 1985 season. In 1986 he began a two year stint with the GCL Braves. He moved on to the Montreal Expos organization becoming the pitching coach for AA Jacksonville Expos from 1988-1990.