Complex sentence: Alois Sr. 's involvement in the car industry had a distinct effect on his son, Alois Ruf Jr., who became a sports car enthusiast and in 1960 began servicing and restoring Porsche automobiles out of his father's garage.
Split into simpler sentences: Alois Sr. 's involvement in the car industry had a distinct effect on his son, Alois Ruf Jr., who became a sports car enthusiast. In 1960, Alois Jr. began servicing and restoring Porsche automobiles out of his father's garage.