Wet Sumping - Overnight

Started by andrwboul, June 15, 2022, 11:22:46 PM

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singleminded

I've heard of them cracking (rare) but not desoldering..Glad you found the problem quickly though. John

andrwboul

Hi, for anyone who may be interested it turned out the return pipe within the oil tank had desoldered and was allowing oil to flood through.

andrwboul

Hi Thomas, thank you for the information. Kind Regards

Thomas

Hi Andrew (?), that might be sludge at the ball valve. You can find a decription here on page 47:
http://www.marston-sunbeam.org/technicalNotes/model9EngineRebuild.html
Cheers, Thomas
1946 BSA C11
1937 Sunbeam Model 9
... and a scratched Hyundai
(MSCR member)

andrwboul

Hi, new owner 1938 Model 8. My bike wet sumps a good litre + overnight, any thoughts what maybe wrong ?