Can Someone Confirm This Cat Is Fitted Correctly

Replaced my cat this afternoon. i am a bit unsure about the rear flanges (between the cat and  the rear box).

 

you will see in the picture that where the flanges meet at they fit together, but in the middle (both top and bottom) there is a gap. I should had paid more attention to how the old one was fitted, 

 

is that how they fit?

 

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Looks ok to me, does it leak gasses in the joint??

Looks ok to me, does it leak gasses in the joint??

nope doesn’t leak, i was just unsure about the exhaust flange, you can see it is basically bending. 

i think you may have over tightened them, not sure though, i think there should be a gap all the way around and the plate shouldint bend inwards, it should be flat, not 100% though!

a solution could be to remove it, turn the plate the other way round and tighten the bolts till the plate is flat, but if its not causing any problems should be ok!

Agree with ^^^^ looks like you had too many weetabix this morning.

It normally has an even gap side to side, but yours looks bent?
If it’s sealing okay I would leave it.

FS

Too slow others have already said the same… :lol:

It normally has an even gap side to side, but yours looks bent?
If it’s sealing okay I would leave it.
FS
:lol:

As this says if it aint leaking just leave it

Agree with ^^^^ looks like you had too many weetabix this morning.

Yeah i might have over did it! 

It normally has an even gap side to side, but yours looks bent?
If it’s sealing okay I would leave it.

FS

Too slow others have already said the same… :lol:

yip it has bent when i have tightened it. I will look at it again tomorrow. and maybe back of the nuts a tad. 

Why do people always fit bolts that are too long???

Why do people always fit bolts that are too long???

Better that than too short…..

 

But also, when lying on your back on a gravel driveway, trying to wrestle an exhaust and cat together since i am not Magnus Samualsson, I had a hard time holding the parts close enough together for a 1 1/2 inch bolt which would have been perfect. so I decided to use an 2 inch bolt instead, which made the whole thing a bit easier. 

 

Thanks for your constructive criticism 

bill132hotrod wrote:

Why do people always fit bolts that are too long???

Better that than too short…..
 
But also, when lying on your back on a gravel driveway, trying to wrestle an exhaust and cat together since i am not Magnus Samualsson, I had a hard time holding the parts close enough together for a 1 1/2 inch bolt which would have been perfect. so I decided to use an 2 inch bolt instead, which made the whole thing a bit easier. 
 
Thanks for your constructive criticism

The OPs exhaust is fitted correctly, the reason for the 2 inch bolts are because of tolerences between the car and link pipes!