Bringing a two-stroke Spanish Bul back to life… In 1975, Bultaco introduced the Frontera, a two-stroke enduro built to meet the demands of “American Enduro experts.” Advertisements appeared in Cycle World and other publications: “Imagine […]
Bringing a two-stroke Spanish Bul back to life… In 1975, Bultaco introduced the Frontera, a two-stroke enduro built to meet the demands of “American Enduro experts.” Advertisements appeared in Cycle World and other publications: “Imagine […]