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TheWanderer's avatar
TheWanderer
Explorer
Aug 04, 2019

Final troubleshooting for Ford 460 motorhome, advise?

Hello again everyone! Been a while since I got a post up concerning the major work I have been doing on my 1988 gulfstream motorhome with the ford 460 7.5L V8. I was very successful finally in getti...
opnspaces's avatar
opnspaces
Navigator II
Aug 06, 2019
If the cat is bolted on see if you can unbolt it and look through it. That vintage might be the old pellet type that you can't see through. But if it's the new honeycomb style it will be obvious if it's plugged or not.

While I would never recommend defeating emission components long term. If the cat is plugged you can probably knock the center out for a test.

If it's welded on you're going to have to go to an exhaust shop to have it cut out and inspected/replaced.

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