High temperature epoxy?

ajgraz

Lieutenant Commander
Joined
Mar 1, 2010
Messages
1,858
Looking for a high temperature epoxy / repair compound--putty or pourable does not matter--to fill, drill and retap a threaded hole in an aluminum powerhead. Only need a little quantity.

I know there's J B Weld "High Heat." What else do you recommend that is readily available (as in, can pick up at say Lowe's or an auto parts store) and not crazy expensive?
 

SteveRD

Cadet
Joined
Sep 23, 2012
Messages
22
Re: High temperature epoxy?

I had a 1957 rude 18hp that was held together with JB-Weld. I couldnt get parts for it and had to repair alot of the brass in it. Also a couple bolts in the head. Even kept in my tackle box....lol
So I trust the stuff quite abit


Steve
 

Moody Blue

Captain
Joined
May 24, 2004
Messages
3,136
Re: High temperature epoxy?

Many moons ago, I used a product called Marine Tex to repair a crack in a cylinderhead of a 1957 Evinrude, my very first outboard. Motor ran fine for many years afterwards.
 

Outsider

Lieutenant Junior Grade
Joined
Apr 24, 2007
Messages
1,022
Re: High temperature epoxy?

I once filled a manifold heat riser hole with JB. Still there when I sold it 125,000 miles later. If your auto parts store doesn't have it, find a new store that doesn't suck ... ;)
 

ajgraz

Lieutenant Commander
Joined
Mar 1, 2010
Messages
1,858
Re: High temperature epoxy?

Wound up just drilling and tapping to a bigger bolt size, so no need for the epoxy, thanks all.
 

baba57

Recruit
Joined
Sep 30, 2012
Messages
1
Re: High temperature epoxy?

I thinks even kept in my tackle box....lol
So I trust the stuff.:facepalm:
------------------
Have fun with friv .
 
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