Complex sentence: Bandinis won SCCA Class HMod races well into the mid- 1960s, a Bandini siluro won the SCCA Southwest Regional Championship from 1961--1963 and the Saponetta took 3rd place in the National Hmod class in 1961.
Split into simpler sentences: Bandinis won SCCA Class HMod races well into the mid- 1960s. A Bandini Siluro won the SCCA Southwest Regional Championship from 1961--1963 and the Saponetta took 3rd place in the National Hmod class in 1961.