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**SIXTY9** · 01-23-2021, 05:37 PM

If you have a old pair of exhaust manifolds rig them up to do the break in and then install your new headers.

01-23-2021, 05:37 PM	#2
SIXTY9 Senior Member Join Date: Jan 2013 Location: North Charleston SC Posts: 503	Re: Header question If you have a old pair of exhaust manifolds rig them up to do the break in and then install your new headers.