It's here, not sure when it arrived, but it's here!
During my build, Nov 2018 to Feb 2019, I was promised a revised Duratec build manual, unfortunately it was delayed, needing me to build my 420R on a Ford Sigma based manual. The Duratec manual is now complete and Caterham Cars has released to the general public. Great news!
A download link is here;
If you maintain your Duratec based Seven, this will probably be an important PDF!