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76 Exhaust thru Crossmember

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Old Jan 13, 2016 | 10:47 AM
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Default 76 Exhaust thru Crossmember

I have just installed headers on my 76 and new exhaust pipes are next. I will be carrying it to a muffler shop but wanted to get opinions on a disconnect of the pipes thru the cross member to allow removal of the transmission in the future. It seems I will need a way of removing the exhaust just aft of the cross member along with disconnection at the headers. Band clamps, flanges? What do you have? Thanks in advance!!
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Old Jan 13, 2016 | 11:08 AM
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Stainless steel band clamps are very durable and seal well. Just make sure you bevel the outer edge of your exhaust pipes. A small sharp edge can start a split in the clamp.
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Old Jan 13, 2016 | 12:21 PM
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I have wished I had a setup like that on my car several times. I have the entire exhaust system, behind the headers, laying on the garage floor right now because I have the trans out of the car.
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Old Jan 13, 2016 | 01:42 PM
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The best way but will cost quite a bit more is to have the muffler shop weld the ball & socket connectors onto your pipes and header flanges. They'll never leak and will always come apart easily.
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Old Jan 13, 2016 | 03:32 PM
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I agree. Band clamps to connect the 'down' pipes to the exhaust tubes at the crossover is a great idea. Whether you put the band clamps just ahead of [my preference] or just after the crossover would be the important choice to make when doing this. As with anything you do on a Corvette, access space is always better if there is 'more'.

Last edited by 7T1vette; Jan 13, 2016 at 03:33 PM.
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Old Jan 13, 2016 | 06:11 PM
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This is what I did last year but it's not friendly. Installing a 700R4 now but had to cut it apart to remove. So take your time.



21/4 to the X pipe 21/2 all the way back
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