In 1999 , the ballpark was renamed Hays Field to honor the Hays family , including former Chaparals baseball head coach Larry Hays .
Chaparral Stadium was dedicated on April 29 , 1978 .
In 1999 , the ballpark was renamed Chaparral Stadium   to honor the Hays family , including former Chaparals baseball head coach Larry Hays .
Chaparral Stadium was dedicated on April 29 , 1978 .