Time-Serts are made by Helicoil. Time-Serts are inserted using Red Locktight so no leakage will occur between the threads of the Time-Sert and the engine case. If the case has a crack nearby that is another problem. Frank > On Apr 14, 2018, at 11:00 PM, Automatic digest processor <LISTSERV@GERRY.VANAGON.COM> wrote: > > them before. But, I do see a problem. > > As you pointed out, the Time-Sert has a shoulder that extends beyond > the original sealing surface. I agree the that the seal will then be > between the drain plug and the Time-Sert if an OEM copper crush gasket > is used. However, what prevents oil from leaking though the junction > of the threads on the outside of the Time-Sert and the engine case? Is > the Time-SertAnd threaded in with some sort of sealant? And, if the > leak is from a crack in the original steel insert and the adjoining > case (11 o'clock on the photos), sealing with a Helicoil replacement > will do nothing. Please keep in mind that the Helicoil, OEM drain plug, > and cardboard gasket worked fine for 20 years. |
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