Alex was drawn to his Yamaha RD200DX by its bespoke stainless steel expansion-chamber exhausts, but it seems they weren’t made with longevity in mind

Tech solutions and real world tips

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

Last month, we looked at keeping the cylinder head sealed. Now Rick looks at what else is required to keep engine oil where it should be, and not making a puddle on the floor

Zinging sports bike power, a trail bike chassis and rally-raid styling. Is Yamaha’s two-stroke a curious oddity, or way more than the sum of its disparate parts?

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…