Autolites. Use Autolites. Holley is a good carb when setup right, AFB's are good too. If you prefer the AFB's, then use it. Brian ----- Original Message ----- From: <ceesinfielda@xxxxxxx> To: <mailing-list@xxxxxxxxxxxxxxxx> Sent: Friday, January 03, 2003 8:01 PM Subject: Re: IML: Fuselage Single exhaust (was Exhaust Question) > re; dual exhaust on a 69 Lebaron. I had a local shop (castlerock, Co) put > duals on my 69 Lebaron several years ago and have had no problems. However for > some reason they didn't put on an H pipe, so I had my local Midas shop add one > and it really improved the sound and the performance. Now I'd like to pick the > brains of any experts on the 69 Imperial. > 1. What is the best plug for this 440? ( I'm just not sure about Champions > anymore. > 2. Is rebuilding the original Holley the best way to go? I can't get used > to the lack of external float adjustments. The AFB of a few years earlier sure > seemed to deliver trouble free performance. > 3. I like to keep things pretty much all Mopar but when it comes to wheels I > confess to using 8" GM truck Ralley (sp?) wheels on my 69 Lebaron. They are a > 5 on 5" pattern and have zero offset no scrape, no bind. The only change > needed was to go to a 13/16" lug nut (as opposed to the Mopar 3/4") Results are > better handling, better tire life and the capability to use bigger tires. > According to the Tire manufactures guide the optium size tire for 6" wheels > (that came stock on the 69 Lebaron) is only a 215/75 R 15) In case I should be > more specific my wheels are from an 1984 2whd C10 Suburban. These wheels were > used on 2whd GM half ton (and 3/4 ton vans) from the mid 70s to the late 80s > the pickups changed in 1988 but suburbans,vans and 2whd Blazers/Jimmys remained > until 1992. > 4. Did Imperials use the 5 on 5 1/2" in 1966? > I will be very grateful for any and all comments. > Jim 69 Lebaron Coupe > > I have had duals installed by Midas on my 70 Newport and my 72 Imperial > > with no problems at all. No resonators either and I am not sure what the > > noise problem seems to be unless you want whisper quiet. For myself a big > > block Mopar, be it Imperial or otherwise, needs to breathe and express > > itself. Both have H pipes as this is fairly standard for increased torque > > and are 2 1/2 " systems. It is a bit expensive at Midas but they do a good > > job and have good warranty. Single exhaust just chokes that engine,duals are > > one of the simplest mods to increase efficiency. > > > > R. Giesbrecht > > > > ello all; > > This is somewhat of a dumb question but since the fuselage cars can't fit > > a > > dual exhaust easily could one just use a larger diameter single pipe? I > > know > > that the dual pipes are used for cutting down on the back pressure but > > could > > you achieve similar results by using, lets say, a 4''inch single in place > > of > > a 2-1\4'' single? Just speculating, I don't even know if you could get a > > 4'' > > pipe or the muffler to fit it. > > Best Regards > > Arran Foster > > 1954 Imperial Newport > > Needing A Left Side Taillight Bezel and other trim parts. > > > > ----- Original Message ----- > > From: "Elijah Scott" <imperial1971@xxxxxxxxx> > > To: <mailing-list@xxxxxxxxxxxxxxxx> > > Sent: Friday, January 03, 2003 10:03 AM > > Subject: Re: IML: Exhaust Question.... > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > _________________________________________________________________ > > The new MSN 8: smart spam protection and 2 months FREE* > > http://join.msn.com/?page=features/junkmail > > > > > >