The men's 4 × 100 metres relay competition of the athletics events at the 1979 Pan American Games took place at the Estadio Sixto Escobar. The defending Pan American Games champion was the United States team.

Records Prior to this competition, the existing world and Pan American Games records were as follows: World record 38.03Düsseldorf, West GermanySeptember 3, 1977Pan American Games record 38.31Mexico City, Mexico1975

Results KEY:WRWorld RecordGRPan American Record

Final

Held on 14 July RankCompetitorsNationTimeNotesMike Roberson, Harvey Glance, Cliff Wiley, Steve Riddick38.85Osvaldo Lara, Alejandro Casañas, Silvio Leonard, Juan Saborit39.14Milton de Castro, Nelson dos Santos, Rui da Silva, Altevir de Araújo39.444George Walcott, Colin Bradford, Don Quarrie, Oliver Heywood39.835Tony Sharpe, Desai Williams, Hugh Spooner, Marvin Nash39.926Luis Alers, Jesús Cabrera, Iván Mangual, Wilfredo Molina40.287Edwin Noel, Ephraim Serrette, Linton Williams, Hasely Crawford40.44Mariano Reyes, Francisco Solis, Rafael Félix, Gerardo Suero

References