Complex sentence: In late 1977 the Alfasud Super replaced the range topping four-door "5m"; it was available with both the 1.2-and 1.3-litre engines from the "ti", though both equipped with a single-choke carburettor.
Split into simpler sentences: In late 1977 the Alfasud Super replaced the range-topping four-door "5m". It was available with both the 1.2-and 1.3-litre engines from the "ti", though both were equipped with a single-choke carburettor.