Avon & Somerset Police are appealing for anyone who may have filmed yesterday's race to contact them. They say video of the Severn Bridge Road Race could help with their enquiries into the fatal crash.
They are asking people to contact the collision investigation unit on the force number 101.
Police are appealing for witnesses to yesterday's accident.
Junior Heffernan from Yelverton in Devon was taking part in a road race near Bristol. He was travelling towards a left-hand bend when he hit a stationary car, which had been driving in the opposite direction.
A cyclist has died while competing in the Severn Bridge Road Race in Gloucestershire. 23-year-old Junior Heffernan from Yelverton in Devon was involved in a collision with a car during the race yesterday (Sun).
It happened on the third lap of the 10-lap race, which was immediately abandoned.