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427FE · 09-15-2021, 06:24 AM

I was advised 9" from the header flanges. One in each primary, so you can move the 02's around.

09-15-2021, 06:24 AM	#3
427FE Member Join Date: Sep 2016 Location: Monroe Twsp, NJ Posts: 192 Likes: 260 Liked 348 Times in 79 Posts	Re: O2 Sensor Location I was advised 9" from the header flanges. One in each primary, so you can move the 02's around.