Repair/replace Exhaust Flange on Catalytic Converter (91 Ford Truck)
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Repair/replace Exhaust Flange on Catalytic Converter (91 Ford Truck)
replace a rusty exhaust flange connector on a catalytic converter where it connects to the exhaust manifold. This will save replacing the entire catalytic converter as in this application the end of the pipe is flaired and/or in some applications the flange is spot welded to the end of the pipe.
1 Parts Needed, TWO Exhaust Flanges for the Proper Size Pipe. (example #240880 EXHAUST PIPE FLANGES JC Whitney .com) 2 Small Nuts and 2 Small Bolts (sized by Holes Drilled Later)
Tools Needed; Hacksaw or Powered Cutter Wheel Etc.; Drill and Bits
Cut Flanges As Indicated
Place One Flange Over the Other and Drill Holes As Indicated.
*** NOTE*** Make Sure That the Pipe and Manifold on Your Vehicle Are Cool Enough to Work On.
Cutoff/remove the Old Flange From the Pipe.
Install One Flange Over the Pipe and Then Slide the Other Half Over the Pipe.
Align the Flanges and Secure Together With Nuts and Bolts Through the Drilled Holes.
Slide the Flange Into Place and Secure to Exhaust Manifold.
For Broken/corroded Studs Bolts on Exhaust Manifold Use (Example) 470112 CLAMP-A-STUD W/O HEAT RISER... See JC Whitney.com
The completed repair