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Wosp starter leaking oil.

Posted: Thu Jul 24, 2025 4:50 pm
by Patrick Goodman
I have a modern style WOSP starter that is pouring out the oil from the case. There are no new ones that I found at any parts stores. According to their website there is a seal on the shaft that seals it from oil . Anyone have any experience with this? Is it just a o ring?

Re: Wosp starter leaking oil.

Posted: Thu Jul 24, 2025 5:08 pm
by Kevin Pharis
There was a discussion a while back about a batch of starters where the case screw counterbores were drilled too deep and broke out into a cavity on the back side. No structural issue, simply leaks oil. Fix was to glob over the screw heads with silicone

Re: Wosp starter leaking oil.

Posted: Thu Jul 24, 2025 6:50 pm
by Nunsio1
WOSP starter oil problem can be easily fixed. I had same issue a few years back & solved the problem, with no issues since. Search WOSP starter oil leak on the forum for info & photo's.
John M
Oscoda,Mich

Re: Wosp starter leaking oil.

Posted: Thu Jul 24, 2025 6:59 pm
by A Whiteman

Re: Wosp starter leaking oil.

Posted: Thu Jul 24, 2025 7:06 pm
by Nunsio1
Can't seem to locate the info & photo's I posted a few years ago on the fix for oil leak of WOSP starters. But it can be fixed if you remove the thru bolts & lift the starter nose & put a small bead of ultra RTV around. Also it is advisable to use blue lock tite on screws.

John M
Oscoda Mi

Re: Wosp starter leaking oil.

Posted: Thu Jul 24, 2025 7:24 pm
by A Whiteman
Can't seem to locate the info & photo's I posted a few years ago on the fix for oil leak of WOSP starters.
Hi John, its the link I posted above, cheers

Re: Wosp starter leaking oil.

Posted: Fri Jul 25, 2025 1:21 am
by Patrick Goodman
Thanks guys. Found the post and made the repairs. Hopefully after curing it will work.

Re: Wosp starter leaking oil.

Posted: Fri Jul 25, 2025 3:38 am
by Allan
Isn't the Wosp starter an English product? Who ever heard of an English motor cycle that didn't leak oil! There is a reason computers are made elsewhere. They have not yet been able to get English ones to leak oil! :D :D :D

Allan from down under.