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1992 f150 5.0 stock exhaust size?

Old 09-18-2009, 12:55 PM
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Default 1992 f150 5.0 stock exhaust size?

wat is the stock size coming from the cat?? 302 motor
Old 09-18-2009, 01:31 PM
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does any 1 know??
Old 09-18-2009, 01:35 PM
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prolly 2 1/4
Old 09-18-2009, 03:38 PM
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2 and a quarter is the size before the cat should be three
Old 09-18-2009, 04:53 PM
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it definately aint 3, my 460 doesnt have three
Old 09-19-2009, 12:21 AM
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I think he meant 2 1/4 after the cat and 3 before. Sounds right to me....mines been chopped off to long to remember.
Old 09-19-2009, 01:43 AM
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i think it should be 2 1/4 all around i have mine out and it has the colectors welded directly to the first cat then theres a huge pipe to the secound cat then the outlit tube which in turn should be 2 1/4
Old 09-19-2009, 09:24 AM
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well im gona take out the muffler to so i need to know the size of the pipe that comes of the cat to the muffler.
Old 09-19-2009, 12:00 PM
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Easy way to check...just get under there with a tape measure and see what it is.
Old 09-19-2009, 01:10 PM
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yea but i dont have it apart yet. and im not geting another muffler yet, i just wonted to know the size

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