Complex sentence: In 1960, a long-tube ram induction system was made standard on the Chrysler 300, it continued as standard on the 1961 300-G, it remained on the option sheets for Chrysler 300s through 1964.
Split into simpler sentences: In 1960, a long-tube ram induction system was made standard on the Chrysler 300. It continued as standard on the 1961 300-G, and remained on the option sheets for Chrysler 300s through 1964.