BMW 7-Series E23 728/728i/730/732i/733i/735i/745i/L6/L7 1977-1987 Workshop Repair & Service Manual Price listed in US Dollar: $39.00 Leave this field blank Complete digital official shop manual contains service, maintenance, and troubleshooting information for the 1977-1987 BMW 7-Series (E23) 728, Read more about BMW 7-Series E23 728/728i/730/732i/733i/735i/745i/L6/L7 1977-1987 Workshop Repair & Service Manual