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View Full Version : JB Weld pinhole in front metal plate cover? (photo)


Beemerchef
01-26-2010, 11:41 AM
http://beemerchef.smugmug.com/photos/774097950_7DEbB-L.jpg

So finally managed to do some serious damage... 1996 BMW GS, punctured a pin hole in the front METAL cover. Part is avalable from Germany, 10~12 days.
My question right now is if it can be JB weld “while” that part on the bike, after of course cleaning real well... and all that good stuff!

*it is the same plate by the way from 1994 to 2007

Any input will be much appreciated while here!

Be well... Ara & Spirit

PS: moral of the story? My bash plate was only holding with 3 bolts. Missing in that corner, hit a rock as the bash plate managed to go inward can create the pinhole... Bash plate DOES need to be mounted with 4 bolts!

kgadley01
01-26-2010, 12:30 PM
I would remove the piece and take it to a welder that has a Tig welder setup. it can be Tig welded and be a permament repair. no need to buy a new cover.

Beemerchef
01-26-2010, 01:24 PM
Here is a better photo!

No TIG welder here within 500 miles... +/-!!!
Maybe JB weld.

http://beemerchef.smugmug.com/photos/774156646_K47kD-M.jpg

Ara & Spirit

Ken F
01-26-2010, 01:31 PM
Beemerchef, yes you could probably seal it with JB Weld for awhile. Clean the aluminum really well with carb cleaner, or lacquer thinner first. Thing is, you will have to remove the cover first, and clean the inside too.

If you look on Ebay, there are a couple on there for not much $ and would get to you quicker.

HTH

460

pffog
01-26-2010, 01:53 PM
scuff it with a wire toothbrush, clean it really good to remove the oil and JB weld away. Do it right it will last for years, but I would put the new one on just torreduce the chance the JB weld failed while leaned over in a corner in the rain.

BubbaZanetti
01-26-2010, 02:07 PM
successfully jb welded a small pinhole leak in my gas tank back in august. no issues so far, just make sure everything is nice and clean as mentioned before.

k100lt
01-26-2010, 02:43 PM
Used JB Weld to seal a pin hole leak in my fuel tank in 2003. It is still in place with no problems.

88bmwJeff
01-26-2010, 02:54 PM
I would try JB Weld, then look around for a good used cover.

Beemerchef
01-26-2010, 04:31 PM
scuff it with a wire toothbrush, clean it really good to remove the oil and JB weld away. Do it right it will last for years, but I would put the new one on just torreduce the chance the JB weld failed while leaned over in a corner in the rain.

I am smiling here, there was no way for you to know... actually I am laughing... we have a sidecar attached to the bike... :). Forget the leaning these past years! (well... I still do when no one is watching!!!).

Thank you for the support... by the way as I will get a ride and pick some up tomorrow, the "quick" or "regular" JB Well?... I have no clue!

I will look for a used cover at some point. We just "need" to get rolling right now...

Be well... Ara & Spirit

http://beemerchef.smugmug.com/photos/760753053_3rpQB-M.jpg

beemermyke
01-26-2010, 06:51 PM
Had a Honda Shadow a few years back that had a poor casting job (so the dealer says) on the transmission case just below a cylinder. The oil would "weep" through the metal in that area. Wasn't very big, so I cleaned up the area with some medium grit sandpaper and put in a dab of JB Weld. Worked good, never had an issue with it again. My vote? Plug the sucker! :dance

JimVonBaden1
01-26-2010, 07:50 PM
If you have never removed that cover before, you are in for a surprise. It is not half as easy as it looks. Reinstalling it is harder. Then you have to worry about the crank seal, and getting it in right, or you will have to do it again with a new seal. The seal has a lip that has to be installed right. Easy to mess up.

IMHO, leave it on, clean it well, scuff it up, and JB weld it. There is no pressure there, and the oil level is under that spot, so you should be able to get a very clean surface to work with!

Jim :brow

Ken F
01-26-2010, 09:18 PM
I would suggest regular JB. I"ve not had good luck with the quick stuff.

460

Beemerchef
01-26-2010, 09:40 PM
If you have never removed that cover before, you are in for a surprise. It is not half as easy as it looks. Reinstalling it is harder. Then you have to worry about the crank seal, and getting it in right, or you will have to do it again with a new seal. The seal has a lip that has to be installed right. Easy to mess up.

IMHO, leave it on, clean it well, scuff it up, and JB weld it. There is no pressure there, and the oil level is under that spot, so you should be able to get a very clean surface to work with!

Jim :brow


Hi Jim... how have you been? Hope this find you wel.
I am not removing it! Good cleaning, "quick" JB Weld and will be good to go... Appreciate always the support. We are a nice and great community...
Ara & Spirit

PS: two summer agao finally my sensor fried. I had no clue what it could be... I posted here, within 30 minutes this gentleman that rebuilds them had one in the mail for me! He knew what was wrong... and he was right! I forgot his name... I think he was retired frm IBM in Tucson. Never forgot that...

85K100LT
01-28-2010, 07:41 AM
:bikes:stickDrain the oil while doing the repair will keep oil from leaking during the repair contaminating the JB weld. Seems obvious but just thought I would add.

:danceGood time to change the oil


:bikes:stick




Hi Jim... how have you been? Hope this find you wel.
I am not removing it! Good cleaning, "quick" JB Weld and will be good to go... Appreciate always the support. We are a nice and great community...
Ara & Spirit

PS: two summer agao finally my sensor fried. I had no clue what it could be... I posted here, within 30 minutes this gentleman that rebuilds them had one in the mail for me! He knew what was wrong... and he was right! I forgot his name... I think he was retired frm IBM in Tucson. Never forgot that...

Beemerchef
01-28-2010, 02:53 PM
What no one knew I found out this am is, (JB Weld)
the "quick" is good for temps up to 300 degrees
the "regular" is good for up to 500 degrees

I now wonder since I have the first layer of the "quick" on, how hot that that front engine cover gets? Meaning really how hot does the oil gets inside...
( I read +/- 260 degrees)

Anyone knows?

Thanks and be well... Ara & Spirit

kgadley01
01-28-2010, 03:21 PM
you should be ok, but I would have went for the higher temp stuff. of course you didn't know that when you bought it. I really think 300 deg. is enough.

Beemerchef
01-28-2010, 10:21 PM
you should be ok, but I would have went for the higher temp stuff. of course you didn't know that when you bought it. I really think 300 deg. is enough.

I could always put another layer of the "regular" on top... !!!
I find one has to really , meaning "really" do sme good research first. The idea of the "quick" was only used because of the vertical surface as being firmer (I waited the 2 minutes of the 4 minutes setting time before applying) would not run down...

All that for a little hole!!! :violin

Ara & Spirit

MRHALL
01-29-2010, 02:18 AM
FYI
You might write this down. A lot of racers use it and we have used it many times on our race cars.
It will seal a oil pan leak forever.

CarGo Quicksteel Metal Tank Repair Kit. Part #6022K by Blue Magic, Inc., Conroe, Tx.

I know of many pans sealed several yrs ago still racing. jbweld can come off w/heat!

Your small hole will probably be alright w/jb.

cathdeac
02-01-2010, 08:20 PM
Ara.. get a tube of the steel putty!

STow on the bike.. you can make almost anypart of the bike out of it.. DAMHIK

you cut a piece, knead well and stick/form it... almost any weather..

Wrap some emery cloth around the tube so you have an abrasive to clean it up.. before application..

then enjoy... :eat

Not exactly a menu item, but worth the price..:bow

Acejones
02-01-2010, 09:21 PM
I doubt that cover goes over 240 degrees ever. Probably never over 200.

Beemerchef
02-02-2010, 04:59 PM
I doubt that cover goes over 240 degrees ever. Probably never over 200.

Right, checked with Ralph here, not over 200 degrees.
It is holding up well, I think I will add a third layer with a grill as already rocks have put dents on it! Just one area above the double bash plate that is not protected. Of course first time in 220,000 miles... but my eyes are now on that area!!!
Will also get a tube of that "stuff"...
Thanks...
Ara & Spirit

bmwmick
02-04-2010, 08:48 PM
PS: two summer agao finally my sensor fried. I had no clue what it could be... I posted here, within 30 minutes this gentleman that rebuilds them had one in the mail for me! He knew what was wrong... and he was right! I forgot his name... I think he was retired frm IBM in Tucson. Never forgot that...

Ara,
I figured I could trust you for the $$$ for that HES and the overnight shipping. :) You're memory is pretty good.

Mick

Beemerchef
02-05-2010, 11:53 AM
Ara,
I figured I could trust you for the $$$ for that HES and the overnight shipping. :) You're memory is pretty good.

Mick

There you are!!! My savior!!! Glad you came forward... I still "thank you" about it... We have been avoiding "deep" waters lately...
Well, keep up the great sense of community... You are in Tucson, right? (maybe wrong...). Of course you are in Tucson as I read!!! (I often scare myself thise way...). We will be there Mid April for OX. In Amado actually... maybe we will see you! (Overland Expo).
You be well... always.
Ara & Spirit