Suggestions getting catback apart

87GT 306

New Member
Oct 11, 2004
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Springfield MA
Does anyone have any suggestions for helping me get the muffler apart from the tailpipes? Its a flowmaster 40 series. I didnt weld it, just used the clamps but I think I may have had them on there way too tight. I can see an indentation from the clamp on the pipes. I hosed it with some PB Blaster just now. Hopefully tommorow they will begin to move apart.
 
You'll need some luck on your side! :nice:

Once they get to that point they are tough. You may need to put the clamp on the other way and try and squeeze it back semi-round, may need to do all kinds of twisting, may need hammering. It might just not come off before you give up. :shrug:
 
or if you did not overlap them too much, cut a seam into the overlapping pipe (perpendicular to the end of the pipe). you can pry/peel the outer pipe back and slide them out. worst case, once out, cut that part off and weld (or have welded) a new 'extension' on, to replace the mangled part.

good luck.
 
I was planning to take mine out, and just gave up. My tailpipes wouldnt budge no matter how hard we tried...

I just lowered the rear end out, and pulled the whole catback out as one (well two, for each side) unit. I was selling it and didnt care how the other kid got it in!
 
when i did mine i just cut the tail pipes off and thats the way it stayed (sounded -- :D -- ) but when we did my camaro back in the day i just heated it up gingerly w/ a torch and twisted, and heated and twisted - but i also have a lift so its alot easer to twist lol good luck
 
25thmustang

Yo, what bolt on mods do you have? How did you get your car in 12.9 range w/ stock heads and cam - god damnit i wish i knew as much as you guys, well thats why you guys are here, to teach me, right?, RIGHT??? lol
Paul Perreca
 
"If it jams, force it. If it breaks, it needed replacing anyways."

If not just use one of these. :D
View attachment 518620


If that doesn't work use this. :flame:
ttstof1.jpg
 
25thmustang said:
I was planning to take mine out, and just gave up. My tailpipes wouldnt budge no matter how hard we tried...

I just lowered the rear end out, and pulled the whole catback out as one (well two, for each side) unit. I was selling it and didnt care how the other kid got it in!


So are you saying that you got the entire catback out with the axle lowered? If so, how long did it take and did you take it from the rear out or from the front up? My patience are becoming extremely limited at this point.