Cat Exhaust Leaks/Donut Gaskets 81' 3208NA
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12-02-2006, 06:23
Post: #1
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Cat Exhaust Leaks/Donut Gaskets 81' 3208NA
Hello everyone-
Looking for 3208NA Exhaust gaskets.. http://www.pbase.com/iamflagman/image/40578371 John, I know you got yours at Sterling.. you know if there is a NAPA equivalent? There is a Napa in my town I can run by on the way home from work- No Sterling here, would have to go to Tampa L Thank you Merry Christmas all! Stephen H 81 FC-33SB Plant City, FL -- 80's today!! Runnin A/C!! Grrrr > > Stephen, > > You don't mention what model of engine you are running in your 'Bird, > I'm assuming that it came with the 3208NA, but it could be upgraded > to a 3208TURBO also and this will make a difference in the loudness > of the exhaust when the muffler is removed. The turbo will act as a > muffling device, whereas no turbo mean a louder exhaust sound. > > In my opinion, adding an additional air intake to the 3208 will be > more of a performance enhancer than removing the muffler. Check out; > > http://upload.pbase.com/iamflagman/image/30053636 > > I drove my 3208NA equipped 'Bird, back from the beach on Sunday > morning, I had to drive a section of I-95 here in South Carolina, > where the speed limit is 70 mph, while pulling my 8000# enclosed auto- > carrier trailer. I had no problem maintaining a speed of 65 mph and > short periods of 70 mph, to pass even slower moving vehicles. While > it isn't a neck snapping speed, it is better than what it was > originally. I also have changed to 12R22.5 tires before the > additional air intake modification, which in effect raises the rear > end gear ratio somewhat and my speeds are accurate, being verified by > my GPS system. > > Woody has a 3208NA in his 'Bird and he has removed the muffler, he > seems to think that it isn't that loud, but then again, I think that > his hearing is impaired....have you ever heard how loud he talks, > that is sometimes associated with a loss in hearing ability :o) > > I also agree on not welding the exhaust sections together, as I think > that it may make things too rigid and could result in broken exhaust > welds. be sure to check out the exhaust manifold gaskets, they are > donut shaped and fit between the exhaust manifold and the exhaust > pipe itself, mine were almost completely gone and when I replaced > them it made a significant difference. Check out; > > http://www.pbase.com/iamflagman/image/40578371 > > The new gaskets still show signs of minor leaking, but I'm using a > modified PACBRAKE exhaust brake on mine, which when in use can create > as much as 30# of back pressure, when the butterfly valve is closed. > check out; > > http://www.pbase.com/iamflagman/image/68700935 > > The PACBRAKE doesn't do the same job that a JACOBS-BRAKE engine brake > does on a Detroit, but they don't make a similar engine brake for a > Caterpillar, so I get by with the exhaust brake, since the CAT only > produces 30# of back pressure, it acts like a gas engine while in use > on deceleration, not much of a difference, but enough to notice. When > approaching a town and driving at speeds ranging between 55-60 mph > and I go by the sign that indicates a 45 mph speed limit ahead, I > apply the exhaust brake and it will slow my 'Bird down to the posted > 45 mph in that distance. I use it to slow down to town speed limit > changes and to stop lights and signs wherever possible and not use > the air brakes until I want to come to a complete stop. I also use it > to scrub off speed when approaching curves a speeds greater than I > want to go through the curve at, rather than using the air brakes. > > Keep in mind that use of engine brakes are being restricted in a lot > of cities now because of the loud cackling sound that they emit on > some engines, whereas exhaust brakes are not as loud, their use can > also get you a ticket, however depending on the officer writing the > ticket that doesn't know the difference between the two, so I observe > the NON USE OF ENGINE BRAKES sign just to be on the safe side. > > > "REMEMBER SEPTEMBER 11, 2001" > John Finn > '82 35FCRB > BLUEBIRD WANDERLODGE > TO VISIT THE "FINN'S INN EXPRESS" REMODELING ADVENTURE > GO TO; > http://www.pbase.com/image/24977457 > HOPKINS, SOUTH CAROLINA > > ///////////////////////////////////////////////////////////// > > --- In wanderlodge@yahoogroups.com, "Stephen H" <share@> wrote: > > > > I noticed a slight exhaust noise while underway Sunday, driving > > beside a wall. Got to looking under the bus, noticed some of the > > metal band clamps that join the sections of exhaust pipes together > > are either leaking, or the exhaust pipes themselves are maybe > > slipping out of place from under the old bands. I was thinking of > > taking the bird to a local automotive exhaust shop, and having the > > old bands removed, and everything welded up nicely. There is also a > > hanger or two that needs attention. > > > > Also while there, I have heard some talk on the forums about people > > removing mufflers for a little more get up and go. We do not have > any > > type of emissions in Florida, so that would be of no concern. The > > noise level is reportedly not too much louder. Has anyone removed > the > > muffler and seen any difference? > > > > Any thoughts of welding the exhaust VS. New bands? > > > > Thanks for your help! > > Stephen H > > 81 FC-33 SB > > Plant CIty, FL > > > |
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