Bultaco

I’m still playing around with the YZ swingarm and monoshock. I am trying not to do anything that would eliminate either option. If at all possible, I’d like to end up with … Monoshock not dead yetRead more

Still undecided on bodywork, but I did some visualization in Photoshop and I am really liking the shape of this tank. It will frankly depend mostly on how nicely this will clean … Bodywork visualizationRead more

I used the new notcher and, in the words of Colonel Cochran, “the damn thing acted like it had good sense.” I was going to use it in my drill press, but … Using the notcherRead more

I mis-cut both of the diagonal rear frame tubes, ruining them both. I was attempting to fishmouth them by hand with a hacksaw and a Dremel flex-shaft grinder. I picked up some … Tubing notcherRead more

I picked up a plastic tank from a ’77 Can-Am Qualifier that I’m toying with using. It fits the angular, late ’70s look I have in my head better than the more … Fuel tank #2Read more

I’m in another of those cascading-needs situations: I need to get the frame welded up to continue, but I have to figure out where my shock mounts will be in order to … Shocks, shocks everywhere, but…Read more

The Frontera 360 “bottom end” I bought arrived, and it’s much more complete that I had expected. It’s basically a complete motor, minus the barrel, head and clutch plates. It even came … A surprisingly complete engineRead more

Slowly making progress on the frame. Lots of measuring and nudging lately, not much fabrication. I did chuck up some aluminum in the lathe and made spacers that positively locate the swingarm … Gettin’ jiggyRead more

I am picking up some additional engine parts, in the form of this Model 143 Frontera 360 bottom end. It has the larger cylinder opening of the big bore (326–363cc) bikes, the … A larger engineRead more

I got the jig assembled yesterday, though I still need to attach the legs (the smaller tubing crossways under it). I have four threaded leveling feet (in the McMaster-Carr baggie). I also … Frame jig assembledRead more