You need heat and air tools! Use an Acetylene torch to heat the manifold cherry red where the studs are one at a time and use your impact tool to back out the stud. If you don't heat the metal surrounding the stud enough, the stud will snap off. Be prepared to replace the studs. also make sure the area you heat is greese free and have a water sprayer on hand to put out any unnecessary flames. A heat shield will help. Once the connection is free, pry out the donut. Replace the studs that back out, then insert the new donut.
a donut baby!
Loosen two bolts on exhaust manifold and replace donut If it's an 8-valve, then it's probable that the exhaust header has burnt through where it transitions from vertical to horizontal just before connecting to the catalytic converter A new header collector can be fabricated in-place at some shops... check around.
A puff of smoke that's in a shape of the exhaust pipe A gasket/seal that is shaped like a donut. They are used between the manifold and the exhaust pipe.
an exhaust flange gasket, is the gasket,commonly called a donut that is used to seal where the exhaust pipe is bolted to the exhaust manifold
Metallic donut/metal flange type
yes it does
light a firework in it
Remove the three bolts between the exhaust manafold and the downpipe. Separate the connection and remove the old gasket. You may have to pull down (a little) on the downpipe to remove the old one. The install is the reverse order of these directions. It should take you about 30 minutes. Its a Very easy procedure.
If you're simply going to replace an exhaust fan a good idea would be to take the one you're going to replace with you. If you go to Home Depot, and show them the exhaust fan you're going to replace they will help you in choosing the right replacement.
you could have a small hole in your exhaust between your engine and your muffler....you can patch the exhaust or replace your exhaust
All a donut gasket does is provide a seal between your exhaust and your manifold. If anything you may get better mileage because there is less restriction on your exhaust. The bad part is you may get some fumes in the passenger area. ==Another Answer== A bad donut gasket could in fact cause these symptoms. It will allow excess oxygen into the exhaust stream, tricking the oxygen sensor into thinking the engine is running lean, making it add fuel and make the engine run rich. This will hurt fuel economy and power.
If you do replace it correctly, it will work as designed.
form_title= Exhaust Fan form_header= Repair or replace an exhaust fan. Do you need to repair an existing exhaust fan?*= () Yes () No Do you want an exhaust fan that is Energy-Star compliant?*= () Yes () No How old is your existing exhaust fan?*= _ 
Where is the leak coming from. Most likely you will need to replace the exhaust manifold gasket which will require removing the exhaust manifold.
You can replace an exhaust clamp with a new one.
A chocolate donut. Or a jelly donut.
Could be a diesel? If not then replace your oxygen sensor on your exhaust. A bad oxygen sensor causes the exhaust smoke to be dark in color.
£50 for it all
Yes a little can if your Donut which connects your engine to your exhaust pipe is broken, cracked , it is locate under where your feet set in the center under neath your car. Had a problem with mine doesn't smell to good ...
You have to remove the exhaust pipe from exhaust manifold on starter side. Now you have access. Get exhaust pipe to exhaust manifold gasket first, you will probably need to replace it after taking them apart.
The gasket between the exhaust manifold and the exhaust headpipe is often called a "donut". It's a specially designed composite gasket, that can endure the pressure and heat of the exhaust system. Measure the diameter of the headpipe, then you should be able to go to just about any auto parts retailer and request a gasket of that diameter. OReilly auto parts, Auto Zone, Pep Boys and any local auto parts retailer should be able to help you.
only if you put one there! there should be an exhaust donut there,.
Just saw off the muffler, rejet, and run an open pipe. You'll be the parking lot donut king!