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wet sumping
Posted: Wed Mar 02, 2016 6:57 pm
by boris
my `56 clipper 250 hasn`t run for many years, i got it started today and there was a load of smoke which didn`t look like it was ever going to stop ! i assume it has wet sumped and i want to check which plug is the sump and which the oil tank drain.. is it like the bullet where the plug nearest front wheel is the sump ?
wet sumping
Posted: Thu Mar 03, 2016 9:05 am
by Mark M
The type of plugs used changed later in the 50s to avoid this confusion and I can't remember what yours should look like! It is illustrated in the Manual and if you haven't got one I seriously recommend you do. Also there is a Group especially for 250 Owners at
[email protected] where you will find helpful Owners photos and other files.
REgards, Mark
wet sumping
Posted: Thu Mar 03, 2016 9:30 am
by papasmurf
Boris on a bullet it is not the plug nearest the front wheel.
http://www.hitchcocksmotorcycles.com/pi ... cation.pdf
wet sumping
Posted: Thu Mar 03, 2016 9:44 am
by boris
Thanks Mark m but my clipper is the pre unit one, i have the manuals but they don`t show which plug is which,
thanks papasmurf, not sure if that helps or not ! i think i will just drain them both and see which one has the most in..
wet sumping
Posted: Thu Mar 03, 2016 11:06 am
by Mark M
Boris, I should have spotted that, there wasn't a Crusader based Clipper in 1956, doh! I don't think you can do any harm by removing both plugs, there are filters on them that need cleaning anyway. On the Crusader the smaller plug is there just to cover a manufacturing drilling and removing it can destroy the threads causing serious problems which is why I was being cautious!
REgards, Mark
wet sumping
Posted: Thu Mar 03, 2016 11:56 am
by boris
it was the front one, very little oil came out, i will try to start it again and keep it running longer to see if the smokescreen clears, thanks..