Original sentence: In 1980 a German car maker, not hitherto noted for their interest in motorsport, introduced a rather large and heavy coupé version of their family saloon, installed a turbocharged 2.1 litre five cylinder engine, and fitted it with four-wheel drive.Manufacturers had entered works cars in rallies, and in their forerunner and cousin events, from the very beginning: the 1894 Paris-Rouen was mainly a competition between them; while the Thousand Mile Trial of 1900 had more trade than private entries.One notably successful car during this period was the Lancia Delta Integrale, dominating world ralling during 1987, 1988, 1989, 1990, 1991 and 1992 -  winning six consecutive world rally championships, a feat yet unbeaten
Edited sentence: In 1980 a German car maker, not hitherto noted for their interest in motorsport, introduced a rather large and heavy coupé version of their family saloon, installed a turbocharged 2.1 litre five-cylinder engine, and fitted it with four-wheel drive.Manufacturers had entered works cars in rallies, and in their forerunner and cousin events, from the very beginning: the 1894 Paris-Rouen was mainly a competition between them, while the Thousand Mile Trial of 1900 had more trade than private entries.One notably successful car during this period was the Lancia Delta Integrale, dominating world rallying during 1987, 1988, 1989, 1990, 1991 and 1992 – winning six consecutive world rally championships, a feat yet unbeaten