I haven't forgot about this, I just haven't been making much progress.

image.jpeg I got this back from the machine shop today, and here is what it looks like. I was thinking I would smooth down those welds, but they aren't in the way of anything, I need as much material as I can get, and most nobody will ever see them. I'll keep everyone (both of you) informed of the ...

Since I didn't seem to be getting any new information, I went with my gut. I carved out the old bolt and heli-coil with a grinder, and welded it up with 4043. I tried to clean it up as best as I could with brake cleaner, then a button brush on a die grinder. I stayed away from the head surface to re...

I need to weld somebody's botched repair job from a broken head bolt on an aluminum engine block. It is a Isuzu 6vd1. I read through the Automotive Aluminum booklet, but didn't find the specific alloy information I was looking for. So I was wondering what methods are available to help me determine h...