Jan 3, 2007 · Hi, as you may already know I am rebuilding a Johnson, the manual calls for "Gel Seal", I believe loctite 518 is a simular product, is this correct? Secondly can loctite 515 be used instead? Has anyone used 515 as apposed to 518? What do You guys use to seal crankcases, any recomendations...

Jun 2, 2012 · Re: Crankcase Sealing - Loctite 518 As long as the crankcase halves have been carefully cleaned of the old sealant, then wiped clean with either Lacquer Thinner or Acetone, one can safely use just the LocTite 518 sealant (GelSeal).

May 20, 2016 · Getting ready to button up the crank case. The Loctite 518 card says to use "Kleen n Prime" on one surface, but I've seen numerous cases where none was used. Haven't found any locally - should I go ahead and assemble without?

Apr 2, 2002 · Loctite 518 and 7649 primer are what you need. It comes in a kit #22423. You can get this stuff at places like Acklands/Grainger or any industrial tool supplier.<br /><br />rolmops<br />Loctite makes crankcase sealant, among a zillion other products. <br />

Feb 21, 2009 · Note that the Permatex and Loctite products are interchangeable; Permatex bought out Loctite (or vice-versa, I never can remember which!!). And your local auto parts store probably has at least the single tube of 518 or should be able to order it for you.

Apr 27, 2017 · Checking details. So I'm using loctite 518 to assemble the crankcase. It's supposed to be the modern equivalent of OMC gel-seal II. The J/E manual states to prep the mating flange side with this primer. After some online reading, I learn that the primary use for loctite primers when using their anaerobic sealant is to speed up cure times.

Apr 6, 2020 · How much in volume is a good safe amount for Loctite 518 sealant needed for about 2 full attempts to seal the crankcase of a V4 crossflow? A 50ml tube sufficient? Just to make sure, primer is not necessary correct?

Apr 26, 2011 · I'm rebuilding the water pump on my 1985 M8B. Anaerobic Gasket maker is called for sealing the water pipe lower seal to upper water pump case halve. I couldn't get any Loctite 518 locally. Instead I bought some Permatex #1 forma-a-gasket at my local auto supply store. The package says "fast...

Jun 11, 2008 · Loctite #518 or permatex #51813. Most auto parts stores can order the permatex takes a day or so. Aviation works great just about everywhere else. Triple guard grease has got to be the best I have ever used. My advice.....don't rush it. Give yourself a week instead of a night.

Mar 12, 2008 · Just make sure halfs are clean from old sealer as it will leave transparent layer on halfs. Scotchbrite halfs and clean with a good degreaser( I use acetone) and let dry for a few minutes. Install 518 sealer (same stuff) w no primer. Apply 1/16 bead on halfs and around bolt holes.Install and torque to spec's.