converter pipe diameter - Ford Powerstroke Diesel Forum
 
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post #1 of 6 Old 02-11-2008, 03:03 PM Thread Starter
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converter pipe diameter

Does anyone know what diameter the pipe is in front and behind the cat.Want to replace it with straight pipe.
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post #2 of 6 Old 02-11-2008, 03:18 PM
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I think it's 3.5". Someone correct me if I'm wrong.

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post #3 of 6 Old 02-11-2008, 03:25 PM
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3" in and 3 1/2" out I think

Duane

1994.5 F-350, PSD, 5spd, Crew cab, 2wd, DRW
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post #4 of 6 Old 02-11-2008, 04:03 PM
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I have a 97 7.3 and it is 3" ID 3.5" OD

97 F-350, 7.3 psd, xlt, limited edition, obs, dually, E40d at, 410 r axle, reg. cab, 8ft bed, 145000 miles, DIY Tymar intake (napa filter) CCV mod. fpr bb mod, HPX crossover pipe, SS Bully steps, Reese Fifth wheel hitch, CB Radio, 3" DP /4" back w/cat delete and 4" flow-thru muffler w/5" tip.
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post #5 of 6 Old 02-12-2008, 02:27 AM Thread Starter
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Triflex,have you done anything with the cat yet?
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post #6 of 6 Old 02-12-2008, 05:55 AM
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Not yet but I will use it.

97 F-350, 7.3 psd, xlt, limited edition, obs, dually, E40d at, 410 r axle, reg. cab, 8ft bed, 145000 miles, DIY Tymar intake (napa filter) CCV mod. fpr bb mod, HPX crossover pipe, SS Bully steps, Reese Fifth wheel hitch, CB Radio, 3" DP /4" back w/cat delete and 4" flow-thru muffler w/5" tip.
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