Original sentence: Racing Versions of the Alfetta GT and GTV were built by Autodelta, initially with the normally aspirated engine from the earlier GTAm racer based on the 105 series coupe, for homologation under FIA Group 2
Edited sentence: Racing versions of the Alfetta GT and GTV were built by Autodelta, initially with the normally aspirated engine from the earlier GTAm racer based on the 105 series coupe, for homologation under FIA Group 2