The Stovebolt.com Forums

Home | Tech Tips | Gallery | FAQ | Events | Features | Search

Register Log In

The Stovebolt Site Forums The Shop Area Engine Shop removing jb weld from radiator

Help is a click away!

VEHICLE
INFORMATION
KITS

at the

GM Heritage Center
All the details are here.

Searching the Site - a click away

click here to search

New here ??? Where to start?

Click on image for the lowdown.

Where do I go around here?

====

Who's Online Now

5 members (Stovebolt48, Wayne67vert, Peggy M, mo2cyl, 1 invisible), 168 guests, and 0 robots.

Key: Admin, Global Mod, Mod

Forum Statistics

Forums66

Topics128,083

Posts1,055,967

Members48,430

Most Online14,466
Apr 26th, 2026

Step-by-step instructions for pictures in the forums

Brad Allen's photos

AD Chevy Trucks

Pictures galore

Pictures galore

Over 6,000 pictures

Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips.

Check them out!

Lots of work on Brad's part ... pure enjoyment (and references) for you!

Big Thanks!

THANKS!

For helping keep this great
old truck web site
on the Internet for

over 30 years!

and not clogged down
with Ads!

Print Thread

removing jb weld from radiator #592483 11/14/2009 9:04 PM
Joined: Mar 2009 Posts: 124 plymouth, ca M monkey wrench 'Bolter
monkey wrench 'Bolter M Joined: Mar 2009 Posts: 124 plymouth, ca	hi, i have a radiator that i would like to limp along for a few more months. the po sealed up a leak where the upper tank meets the core with jb weld. it leaks now and i'd like to remove the jb weld and braze the leak shut. there is a seam of jb weld about 4" long that i dont know how to remove. any suggestions on how to remove it? 54 3/4 ton http://www5.snapfish.com/comcast/th...=SHR/otsi=SALBlink/COBRAND_NAME=comcast/

Re: removing jb weld from radiator monkey wrench #592485 11/14/2009 9:08 PM
Joined: Mar 2009 Posts: 124 plymouth, ca M monkey wrench 'Bolter
monkey wrench 'Bolter M Joined: Mar 2009 Posts: 124 plymouth, ca	i guess i should google before i post. it says on the jb weld website it can only be removed by grinding or filling or heating above 600 degrees. that sounds like an awfull mess. maybe adding more jb will get me by for awhile. 54 3/4 ton http://www5.snapfish.com/comcast/th...=SHR/otsi=SALBlink/COBRAND_NAME=comcast/

Re: removing jb weld from radiator monkey wrench #592517 11/15/2009 12:07 AM
Joined: Apr 2002 Posts: 65 New Jersey K KevinW 'Bolter
KevinW 'Bolter K Joined: Apr 2002 Posts: 65 New Jersey	Use a dremel with a carbide reamer bit. Cuts through JB very well. 1951 Chevy 3100 "Project for my Wife" - Jigsaw Puzzle 1969 Camaro SS350 convertible 1969 Camaro 327 convertible

Re: removing jb weld from radiator KevinW #592518 11/15/2009 12:11 AM
Joined: Aug 2007 Posts: 1,859 Cheesehead in Paradise S Scott Danforth Grumpy old guy playing with trucks, cars, and boats
Scott Danforth Grumpy old guy playing with trucks, cars, and boats S Joined: Aug 2007 Posts: 1,859 Cheesehead in Paradise	small pencil torch and a pick The problems we face today can not be addressed at the same level of intelligence we were at when we created them - Albert Einstein Or with the same level of $ - Me

Re: removing jb weld from radiator Scott Danforth #592573 11/15/2009 2:56 AM
Joined: Mar 2009 Posts: 124 plymouth, ca M monkey wrench 'Bolter
monkey wrench 'Bolter M Joined: Mar 2009 Posts: 124 plymouth, ca	i have both a small torch for my o/a set-up and a dremel. i'll try a combination of both. thanks. 54 3/4 ton http://www5.snapfish.com/comcast/th...=SHR/otsi=SALBlink/COBRAND_NAME=comcast/

Re: removing jb weld from radiator monkey wrench #592605 11/15/2009 4:36 AM
Joined: Apr 2009 Posts: 431 wv R rednate Shop Shark
rednate Shop Shark R Joined: Apr 2009 Posts: 431 wv	carefull with that torch eugene, or you'll melt a whole lotta solder joints that you really don't want to

Re: removing jb weld from radiator monkey wrench #592606 11/15/2009 4:38 AM
Joined: May 2009 Posts: 99 KS 6 65 WonTon Wrench Fetcher
65 WonTon Wrench Fetcher 6 Joined: May 2009 Posts: 99 KS	JB Weld is a form of epoxy and softens/melts with heat. Ditto Scott above. If you can get to it afterward, use a twisted wire wheel to clean up before brazing. Epoxy can also be cleaned, while in soft/liquid state, with acetone or white vinegar so maybe while still warm, after removal of the majority, wipe it down with one of those. Dave. What's the last thing a red neck says, "Hey guys watch this." What's the last thing a redneck hears, "Go ahead Bubba, you can do it." Build plan: 65 Chevy one ton, 5.9L Cummins HO, NV5600 six speed, 2wd 1972-1987 IFS disk front, frame off restore/mod, custom dump/flat bed, Alcoa rims, Dana 70 3.73:1 duals drum rear, plush interior, Guards red with Marine Corps decals. Donor is retired 2002 Ram 2500, 194K miles.

Re: removing jb weld from radiator 65 WonTon #594808 11/23/2009 4:06 AM
Joined: Mar 2009 Posts: 124 plymouth, ca M monkey wrench 'Bolter
monkey wrench 'Bolter M Joined: Mar 2009 Posts: 124 plymouth, ca	thanks for the suggestions. i used the torch to get the majority of it off and then the carbide dremel bit to get inbetween the fins. both worked well. i'll try some acetone or vinigar to prep before brazing. 54 3/4 ton http://www5.snapfish.com/comcast/th...=SHR/otsi=SALBlink/COBRAND_NAME=comcast/

Moderated by Phak1, Woogeroo

Hop To

Link Copied to Clipboard

Home | FAQ | Gallery | Tech Tips | Events | Features | Search | Hoo-Ya Shop

Powered by UBB.threads™ PHP Forum Software 8.0.0