Mazatlán hosted the Caribbean Series in 1989, and Venezuela's Águilas del Zulia claimed the championship with a 5-1 record, with Puerto Rico's Indios de Mayagüez finishing as runner-up. The victory gave Zulia its second Series title, cementing their status as one of the premier clubs in the modern era of the competition.
Champion: Águilas del Zulia · Country: Venezuela · Host: Mazatlán, Mexico · Manager: Pete Mackanin · Record: 5-1
It was the 2nd Caribbean Series title for Águilas del Zulia and the 5th for Venezuela, which has won 8 in all. Mazatlán hosted the tournament for the 3rd time.
The 1988 edition was won by Leones del Escogido in Santo Domingo. Leones del Escogido took the 1990 title in Miami.