I am new to this forum and have been learning quite a bit about panheads/ old shovels but this item is a bit puzzling. The bike is a total stock vintage 1966 shovelhead police bike. It had been sitting in a basement for 25 years. I slowly brought it back to life with many mechanical repairs but did not open up the motor or trany. The issue: When the bike is sitting idle on the stand I get an excessive amount of oil dripping from the primary cover. I pulled the check spring and ball. I re-lapped the ball seat and reinstalled. It made no difference in the leak. The leak is a drip every 4 seconds then slows once things are cooled but continues and does not stop. The spring and check ball seem fine. Could the relief valve be causing any of this?
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Check Valve...Oil Leak question
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Welcome PanamaInc!
Since the primary is supposed to be sealed, sumping past the ball check should be a mute issue.
You must clean and inspect everywhere carefully to determine where so much could exit. A flashlight and mirror help a little.
Let's hope its just a fossilized oil line (and one you can replace easily,)
....Cotten
PS: Do you have the 3.5 gal tanks with the petcock on the right? I'll never forget those... ...Last edited by T. Cotten; 10-07-2021, 04:09 PM.AMCA #776
Dumpster Diver's Motto: Seek,... and Ye Shall Find!
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Originally posted by Ka3acmah View PostCould also be breather out of time??
But it should puke out the breather tube behind the pump, not the primary.
A steady drip while running suggests a loose hose to the primary chain oiler.
They are always fun.
....CottenAMCA #776
Dumpster Diver's Motto: Seek,... and Ye Shall Find!
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