FREE! Below Service manuals in PDF format & are similar to the Helminc repair manuals but may not be as complete as the printed versions.
NOTE!!! I am not hosting these files but merely providing the link to the Honda UK site where the files have been posted by Honda themselves or by a non affiliated website. These files are viewable to the public. If you find other years and models available on the internet open to the public, please send an email to webmaster@hondapitstop.com and I’ll add the link.

Accord

1986-1989 Accord Aerodeck - hosted at pauldesign.ru

1990-1993 Accord Service & Repair Manual - Hosted at Honda UK

Civic

1984-1987 Civic Service & Repair Manual - Hosted at Honda UK

1995-1997 Civic Service & Repair Manual - Hosted at Honda UK

Concerto

1990-1994 Concerto Service & Repair Manual - Hosted at Honda UK

CRX

1988-1991 CRX Service & Repair Manual - Hosted at Honda UK

NSX

1991 NSX service manual - hosted by nsxprime.com (a searchable PDF format)

Prelude

1988-1990 Prelude Service & Repair Manual - Hosted at Honda UK