NvK, after you lap them, assemble the valves and springs and check the seal with a vacuum pump. A hand held Mighty Vac is perfect. I use a Mighty Vac hand pump and a port adapter I made up out of a...
Type: Posts; User: bmorgil
NvK, after you lap them, assemble the valves and springs and check the seal with a vacuum pump. A hand held Mighty Vac is perfect. I use a Mighty Vac hand pump and a port adapter I made up out of a...
Nemo, a classic worn valve, eventually burning through. I would think since all others were "good" that cylinder was a little lean. Maybe a little vacuum leak on that cylinder. That seat will also be...