Mr Clark has been described as a “gentle giant” in tributes as his mother, Glenda and the family struggle to come to terms with the devastating loss.
Meanwhile, Police Scotland have renewed an appeal for anyone who may have been in the area at the time of the crash.
The incident closed the A935 for several hours.
A police spokesman said: “Enquiries into the full set of circumstances of the incident are on-going and Tayside Division would appeal for anyone who may have information that could assist officers with their enquiries to contact Tayside Division on 101.
“As with all sudden deaths a report has been submitted to the Procurator Fiscal.”