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Pics of my Silver Century Seagull
Posted: Tue Dec 06, 2011 9:35 pm
by Widowmaker
Well here it is. This Seagull was found abandoned in a shed under a pile of junk. I cleaned everything, replaced all fluids and fired her up. Goes better than expected. It will "tick over" at surprisingly slow revs which i was amazed at. Is in pretty good nick for 40 years old but i think im preaching to the converted here.
Hopoe you all like the pics...Ill be asking more questions soon on some dismantling topics so any good advice would be appreciated. Jesse
Re: Pics of my Silver Century Seagull
Posted: Tue Dec 06, 2011 9:49 pm
by Oyster 49
Nice engine, all original by the looks of it. We all like photos here
One problem, even though you don't realise it you are already in trouble. You will have several more of these engines within weeks and will be looking for old rare ones under hedges, in strangers sheds, and in barns. Join the club

Re: Pics of my Silver Century Seagull
Posted: Tue Dec 06, 2011 9:56 pm
by Widowmaker
Ha ha, yeah i reckon. Now that i know it runs well, i think ill strip the exhaust down and clean it as I imagine it will be a bit grubby onder the exhaust tube.
Re: Pics of my Silver Century Seagull
Posted: Tue Dec 06, 2011 10:30 pm
by livewire
That does look a clean engine, here is my silver century. I still haven't taken my mate on for a race up the creek due work commitments mucking up the fun in my life.
Anyway if it helps,
viewtopic.php?f=5&t=2800
Andy
Re: Pics of my Silver Century Seagull
Posted: Tue Dec 06, 2011 11:35 pm
by Niander101
Bit of advice ...if it aint broke ..dont fix it!
So dont dismantle it unless you have to or you may make problems
if it runs well i wouldn't do major dismantling
these things sometimes dont come apart easily
Re: Pics of my Silver Century Seagull
Posted: Wed Dec 07, 2011 12:19 am
by Widowmaker
Yeah thats probably good advice i reckon.
Does anyone know how to get that big fat eaxhaust tube off ? Ive had every nut and screw/bolt out, cleaned and back in place one at a time so far so thats all good, nothing is seized or snapped off.
I havnt separated any gaskets other than the bottom crown/pinion cover yet so its sealing hasnt yet been comprimised.
jesse
Re: Pics of my Silver Century Seagull
Posted: Wed Dec 07, 2011 1:39 am
by Hugz
Drop the two bolts off at the top of the drive tube. The inner one is a bitch unless you have the correct spanner. The drive shaft and the gearbox will come off leaving the exhaust tube and coolant pipe (in the ex tube) attached to the cylinder block. Loosen the collar at the top of the ex tube and now the fun begins! You may need to use heat to prise it off. I generally use large screwdrivers for leverage. Good luck.
Re: Pics of my Silver Century Seagull
Posted: Wed Dec 07, 2011 4:18 am
by Widowmaker
That seems pretty straight forward (i say now)...Thanks for that. I would just like to clean the exhaust because after i ran it and it warmed up, when i stopped the old girl it was haemoraging this black crap from the bottom of the large exhaust tube so id say its caked in goop on the inside. Every screw and fastener has been removed and put back so far so it will just be a case of freeing the large tube at the top. Ill keep you posted.
Cheers all.
Re: Pics of my Silver Century Seagull
Posted: Wed Dec 07, 2011 4:48 am
by Hugz
All my gulls have black goop coming out of the ex tube! It is just an empty tube with no baffles so there no probs of blocking up and causing back pressure. While you have it off tho it is worth wiring up the union that joins the water pipe to the block as they have been known to come adrift. You might consider rejetting your carb to 1 to 25 oil mix which will reduce the amount of unburnt oil. John has the jets I believe.
http://www.saving-old-seagulls.co.uk/bu ... spares.htm
Edit: There is a school of thought, though, that more oil is better for lubrication and longevity. The ethical dilemma is the environment...

Re: Pics of my Silver Century Seagull
Posted: Wed Dec 07, 2011 7:02 am
by Widowmaker
I probably hurt the environment more by using my chainsaw than this given that it wont get a heck of alot of use. ha ha . I would like to clean it for peice of mind.
Re: Pics of my Silver Century Seagull
Posted: Wed Dec 07, 2011 9:59 am
by Hugz
I used to compete as an axeman. Not sure if you have the sport over there. No smoke but plenty of sparks!
More attached to a well balanced Keech racing axe than a gull....
Recently been invited to an old timers comp. Probably chop my bloody foot off!
I'm so tempted.