Recent content by joea99

Just to close this out, the inserts installed fine. I went with the 25mm coils. The used head I got on Ebay turned out to have a warped exhaust valve, discovered when I decided to "lap" in the valves prior to installing it. I used the valve from the head with the dropped seat and it lapped in...

These are 10mm x 1,5 bolts. The measured (roughly) original thread length is 30mm with about 10mm unthreaded past that. Suggests I can just use the standard tap. I have my concerns about the longer lengths, mainly just the ever increasing torque needed to thread them in. Maybe that is not...

So, a head bolt, in an aluminum "block" would bit a 2.5 or 3 diameter? That is 25 or 30mm?

Finally got around to drilling out the broken bolts. I had to 3d print a "guide" to help me drill as "square" as I could. Spend about 20 minutes using a HF drill bit on the first one. Only got part way through went it stopped cutting. Went to Lowes and got a Dewalt bit.13/32 and was done...