were do i find these headers I am in need of a factory replacement exhaust manifold on the drivers side for my 72 but if I can get a set of headers that will fit with out hitting the steering I'd go with them Stevan > Date: Mon, 15 Oct 2007 15:06:55 -0700 > From: imperialist1960@xxxxxxxxx > Subject: Re: IML:1972 Imperial GT headers X > To: mailing-list@xxxxxxxxxxxxxxxx > > It is my understanding that headers provide the most > benefit at higher RPM, WOT applications, such as on > race cars and salt flat sort of applications, and not > so much at lower RPM, where our Torqueflight cars live > and breathe. > > It's probably not really a major issue, but I passed > on them for that reason and because I'm uninterested > in having the high heat transfer into the engine > compartment that headers offer, having replaced too > many starters over heat-soak issues with just the > stock system. > > I'm not in posession of hard engineering facts to > present here and don't care to debate it besides > commenting on the reason that I went that way, since > most folks will not be going the HP route anyway. > > Also, unless there is a source that I missed, there > are no prefabricated header systems that will fit > later Imperials without serious modification - > essentially boiling down to custom fabrication and > significant expense. Imperial's K-member is 3 inches > longer than the c-body and that changes things > significantly. > > Whatever the differences, the HP manifolds offer > tremendous value for their relatively low cost over > headers for our "unusual" cars. > > Other applications may have a much more level playing > feild due to mass production and economies of scale. > > > > -K > > > > > > --- Melissa Swenson <emswenson@xxxxxxx> wrote: > > > Headers are an excellent idea for our cars. I > > realize there is a stigma that follows headers as > > being a hotrodders trick; tinny, leaky, and loud, > > rusting out in a couple of years' time. Today's > > headers are thicker, have quality welded flanges, > > come with gaskets, and if you pony-up the extra > > cash, can have a high-tech coating put on for > > longevity and cosmetic purposes. They are lighter > > than the cast manifolds, hold in less heat, and flow > > way better than the factory stuff. Plus, it gets rid > > of that usually stuck-shut heat riser that can cost > > you power, MPG, and could even burn valves! The > > downside to that is if you live in a colder climate, > > like me, your well-type choke may no longer > > function. I would assume most of you don't drive you > > Imperials in the winter anyway. Hooker makes a > > C-body header that should fit '67-'75 Imps and > > '76-'78 NYBs. Schumacher makes an excellent header > > that should fit also. They are supposed to drop in > > and require no "dinging" to make them fit. I own a > > '65 Crown and if I can find a set that will fit my > > chassis, I will definately use them! Heddman Hedders > > has a set of "shorty" headers for all big-block > > Mopars and look like they may fit. At only $135, > > it's probably worth the experiment. Best of all, the > > change is not permenant! > > > > Eric '65 Crown > > Almost time to put the car away in MN! > > ----- Original Message ----- > > From: sjak brak > > To: mailing-list@xxxxxxxxxxxxxxxx > > Sent: Monday, October 15, 2007 1:05 PM > > Subject: Re: IML:1972 Imperial GT > > > > > > I have mounted an Edelbrock performer on my car, > > and it gained some fuel economy and better throttle > > response. > > > > Regarding the exhaust manifolds, I've heard the > > TTI-C-body headers require almost no cutting and > > hacking. When I'll have the funds for it, I'll give > > it a try. > > > > > > On 10/15/07, MIKE CINDY BECKER > > <mikeandcindyb@xxxxxxx > wrote: > > HI Kenyon, > > > > I put a mopar performance dual plane intake > > manifold (MP2) in my 67 imp convertible, I could not > > tell the diff either. I tried using the HP c-body > > exhaust manifolds, but the drivers side dumped into > > the steering mechinism, it looks like in the > > pictures yours is going to hit to. How did you solve > > that problem ? > > > > thanks, Mike Becker, Salem, Oregon > > > > > > ----- Original Message ----- > > From: Kenyon Wills > > To: mailing-list@xxxxxxxxxxxxxxxx > > Sent: Sunday, October 14, 2007 3:42 PM > > Subject: Re: IML:1972 Imperial GT > > > > > > Hotter cam. > > > > 1962 steering wheel. > > > > Looser exhaust with HP manifolds, Free-flow > > mufflers > > and free flow resonators. Sounds awesome at > > stoplights and off idle and is surprisingly > > quiet over > > 2000 RPM - awesome on the freeway, since I > > don't need > > to spew noise pollution at speed and plan to > > listen to > > music or Liz's monologs. > > > > HD trans components including sintered torque > > convertor fans and an extra clutch or > > something that > > made the trans "heavy duty", although I think > > it was > > already in HD mode for the heavy car - can't > > recall. > > > > I went to my machine shop that has a sweet > > tooth for > > 440's (and 40 years experience) and to my > > trans man, > > who has at least 30 years in. > > > > Told them what I'm doing, and asked them to > > set me up > > with their preferred setups. > > > > > > I care. Only I don't want to dwell on things > > that > > have gotten thought through already, so I > > specified a > > "GT" or Grand Touring car that would have the > > chops > > for super street manners without going to > > anything > > silly like nitrous or whatever. > > > > Result: Super engine/trans setup that are as > > good as > > anything I could have thunk up. So honestly, > > I don't > > know what cam/piston set is in there. Just > > know It's > > what Glen and brian said was the way to go. > > > > > > I presume that you've seen the story I've > > written so > > far that needs updating soon: > > > > http://imperialclub.com/Yr/1972/Wills/ > > > > Updated photos prior to just completed work: > > > > > http://imperialclub.com/temp/Kenyon/72%20Coupe/72%20coupe%2007%2007/ > > > > Note that the top was white, so that's why I > > took that > > shot. > > > > > > I had a giant, deep pan and killer intake > > manifold > > that I had to get rid of due to non-fitting > > issues. I > > can't tell the difference on the intake > > manifold, so > > have written that off as a waste of money for > > seat-of-pants stuff, although I'm sure it > > shows up on > > a dyno chart or whatever. I chickened out on > > putting > > in a hood scoop to accomodate the taller > > manifold. > > Too much work, and some cars just don't want a > > hood > > scoop. 1972 and 1990 included (some other > > fellow did > > his 1990 up with one and I thought it was a > > swing and > > a miss, -that's just me tho.) > > > > Kenyon Wills > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ____________________________________________________________________________________ > > Pinpoint customers who are looking for what > > you sell. > > http://searchmarketing.yahoo.com/ > > > > ----------------- http://www.imperialclub.com > > ----------------- > > This message was sent to you by the Imperial > > Mailing List. Please > > reply to mailing-list@xxxxxxxxxxxxxxxx and > > your response will be > > shared with everyone. Private messages (and > > attachments) for the > > Administrators should be sent to > > iml.webmonster@xxxxxxxxx > > To UN-SUBSCRIBE, go to > > http://imperialclub.com/unsubscribe.htm > > > === message truncated === > > > > ____________________________________________________________________________________ > Catch up on fall's hot new shows on Yahoo! TV. Watch previews, get listings, and more! > http://tv.yahoo.com/collections/3658 > > ----------------- http://www.imperialclub.com ----------------- > This message was sent to you by the Imperial Mailing List. Please > reply to mailing-list@xxxxxxxxxxxxxxxx and your response will be > shared with everyone. Private messages (and attachments) for the > Administrators should be sent to iml.webmonster@xxxxxxxxx > To UN-SUBSCRIBE, go to http://imperialclub.com/unsubscribe.htm > |