K147-53 is something of a mystery to me. This is not the oil seal itself, but a thin steel washer which goes on one side of it. The only conclusion I have ever been able to reach as to its purpose is to "tighten up" the oil seal. They are cheap enough and available from Drags or if I reme...

I have dis-assembled and cleaned my engine, and am now measuring and checking.
I dont seem to have "Oil seal washer" part number K147-53
I am hoping you could explain what it does, and if it is missing, is it a problem?

Roger Gwynn wrote: ↑Thu Dec 29, 2022 12:11 am I have done the Brasso mod and can vouch that it works well.

Well I think its a great tip...polishing ones Ariel makes it handle better!

Thank you John, I have heard of them, and will give them a ring next week.

Great post Paul, Im very grateful that such a super resource as this forum exists. How on earth did keen owner/fettlers manage before?? Many hours ear wigging on the blower no doubt. Currently struggling to get last drilling plug out. It is a counter sunk hex drive screw, punch pegged. It would not ...

Thank you very much indeed for the useful information.

Thank you for your advice, I hope you will be kind enough to follow on because there are and will be other detail things I need help with. John Bebb kindly sent me his puller/pusher set for the coupling gears. I dont know when the engine was last stripped, the previous owner, a friend, was unaware o...

Have removed the crank drilling plugs and both traps were plugged. The worst one was blocked almost to the journal drilling.

I thought I was maybe wasting my time stripping the engine just to check the sludge traps because it all looked so clean and nice.

Now very glad I did! Both plain mains damaged, and one has turned and moved inwards.

My workshop is brick built 40'x20', cavity wall, well insulated. A spell of unusually cold weather such as the one we are going through at the moment in the UK brings the temp right down, and I have a kerosene fired warm air heater which blows your hat off if you stand in front of it. Which is fine,...