M33 connecting pipe

Started by Martek33, 18 Feb, 2025, 15:27

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Martek33

Hoping somebody can help ?
Looking for the connecting balance pipe at the front of m and b 33,s
Mine is a 49
Have a badly leaking one ( on the pipe end )
Can't seem to find anybody selling them ? Also struggling with correct part number ?
Many thanks in advance
Martin .
Now found a part number 33-8255
Couple of shops showing
31/2 centres or 43/8 th
Mine is about 3 3/4 ??

Ian C

You mean the Petrol Tank balance pipe, which I believe to be plated copper pipe, so you should be able to clean up the fitting after removal with some heat and have it re-silver soldered.
If you were going down the route of buying a new pipe (from Draganfly?), then I would lean towards the 3 1/2" centre one as the pipe has a little 'give' in it to allow making up to the tank fittings. HTH

Martek33

Thanks for the reply ,
Pipe is ok but rose at the end is not seating ,
Tried both ways round and polished with wet and dry but to no avail
I think I'll try as you say the 3 1/2 can't quite understand why neither of the two measurements are right ?  That's Pattern parts
Thanks again

Ian C

As a quick test, why not wrap the end of the fitting with some PTFE tape to see if it seals better?

Martek33