I will of course take tappet clearances before disassembly, so the tappet possibility covered there..... Video wouldn't attach, curses. I'm also wondering if a main journal bearing problem (on left side) would cause this noise, ie the crankshaft would orbit around, causing havoc from cranshaft geari...

Thanks for this feedback, All,......super helpful. Well, I'm poised to take (at the very least) the head off the engine, and replace the head gasket. There is, sadly, a somewhat harsh noise coming from the engine when running......I'm taking a lottery whether it's: - a harsh tappet noise (air cooled...

Thanks Will / Simes Really appreciate the feedback.....it's great to see there's others out there and to get the value of experience like this............avoids chasing waterfalls! I guess it's unlikey the blue smoke is coming from the bottom end, given what you are saying.....most likely the "...

Hello All I new to this site, as I have just bought a 1950 MK1........and It appears the fun starts here.......the Xmas gift that just keeps giving I apologise if I'm going down a track taken often, but would be very appreciative to hear of others' advice and experience. I'm handy mechanically, but ...