Questions about Exhaust systems, Catalytic Converters and Headers/Manifolds

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0
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2answers
65 views

1989 Nissan pintara problem

I have a 1989 U12 2.4l Nissan Pintara. It started running really rough one day and when I got home the exhaust manifold was glowing red hot. I changed the catalytic converter and it still is running ...
3
votes
1answer
262 views

muffler positioning, and x-flow for specific sound

I am re-designing a ferrari exhaust system with 2 objectives: 1: enhance the specific high pitch raspy sound that you expect from a small ferrari V8. 2: achieve a good free-flow design. There is ...
4
votes
0answers
35 views

Car feels like it's filling up with fumes

I bought a used 2000 volvo s80 with around 93k on the odometer. I was driving the other day and I felt sort of sick. At first I thought it was some dirt on the floor that got into the air. But upon ...
2
votes
0answers
87 views

How to inexpensively replace missing baffles on a classic bike

Dilemma I have a 1980 Suzuki GS550L. Not only did one of the previous owners completely remove the baffles from the exhaust pipes, but they welded fender washers on the end of the pipes, so the OEM ...