Motorcycle riders struggle over trials course in Yorkshire.
Item title reads: "Yorkshire - 80 Motor Cycles - compete in "Scott" Reliability trails over extremely difficult course"
WS. Two riders attempting to make their way up hill and falling off. WS. Man running up hill alongside motorbike. WS. Rider at top of hill very bumpy ground. WS. Rider up hill climbs off and runs alongside bike. WS. Riders race along path at bottom of the hill. LS MS Prizes being awarded. MS. Motorcycles negotiating stream, motorbike gets stuck then continues. WS. Rider approaches stream then climbs off and pushes. WS. Another rider through stream gets stuck. WS. Unidentified. WS. Pan across large group motorbikes and riders LS. Start of race bikes races down towards camera. WS. Large Group of stationary motorcycles. MS. Rider No 28.