I worked in the seal industry in the dim and distant. Valve stem seals are controlled leakage devices they need to let some oil through to keep working

Not sure I see how this works. If a seal is worn what does do? Increase viscosity? Fill the gap?(risk of clogging the oil galleries). Make the seal swell? (Then it will do this to all the seals)

Will you guys stop putting Tridents on the site for sale my resistance is failing!
Lovely bike good luck with the sale

Ignore my comment. Had a quick dig around in the garage caps are The same.

Just as info. I have a head with 8 separated bearing caps. Assume that’s a earlier 900

Bill,
whilst I could afford it the following divorce would wipe me out. I have too many toys already I am told I'll do the raffle for the unregistered T160 from Museum instead. Good luck with the sale.

Nice trumpet
Was my other want it bike.

Will join you for the ride out. Zed still has no clothes:( so I’ll be on the CBR 400rr

I hope to come along as it’s very local to me. Not sure I’ll have my paint set back and fitted.

Thanks. Think I like that better than the long ones

I’m going to go back to the big stud indcator lights. Not sure if to go with the std long stems or fit short ones. Anyone have pics of short stem install

I have some Z2 crank cases. They are late 76 as I recall but they still had black paint. It’s not high gloss now but not mat

Cable is new. Checked it seems good. There’s no physical join between the needle and the drive cable it’s moved by magnetic eddy currents so even if the cable sticks the needle should fall to zero. My reasoning is as the spring holds the needle back to give the right spring if it breaks or weakens t...

Been trying to get to the bottom of this one. The Speedo now also doesn’t return to 0 at a standstill. If I tap it it will return, also if it’s at 0 I can make it jump up to 10 mph and stick, bike static. Seems likely the springs gone west. The replacement cable is probably a coincidence Looks like ...

Good to meet up again. Big turn out for the last of the sun? There was a new 900rs in flat olive green and black. Prefer Gus ‘s rex