Rick’s reaching the finishing stages with the Bradbury project, but needs to make some parts himself and adjust others to maintain progress. Bring on the lathe and the milling machine…

With the new bearings, piston rings and seals fitted into the 850 block (at last), it was time to pull the old 700cc engine from the Vegemite Special so certain other parts could be swapped over. Firs

Originally specialising in building frames and girder forks, Jake Robbins has gradually expanded his remit to become one of the world’s foremost vintage restorers

Pick up the phone, call your local railway, offer to volunteer, and it could be the start of a whole new adventure, says ALEX ALDER. You might even go the whole hog and buy an engine…

…from a world champion mechanic. Yamaha spanner ace Liam Coffey reveals all

Tech solutions and real world tips