hi there is a club based in north lincolnshire just over the humber bridge called north lincs classic trials club the have various venues and cater for all riders and abilities.i have ridden with tis club for the last ten years and have found them to be a very helpfull and nice bunch of guys.they have classes for pre 65 bikes twin shocks and next year are doing an air cooled monoshock class they also run easy medium and hard route sections so they cater for everyone,hope this helps