Joey, Thanks! I thought as much but we have a self proclaimed MoPar expert with a junky 66 Charger here in town that swears he did the same swap and bent the valves by hitting the block on the smaller cylinder bore. Herb 1956 Plymouth Belvedere 361 1959 Coronet 326 Poly 1963 Fury 2D/HT 6.1 1963 Sport Fury Convertible 361 1970 Challenger RT 440 1999 Durango SLT 5.9 2006 300-C Heritage 5.7 2008 SRT-8 Magnum 6.1 St. Louis, MO. http://1962to1965mopar.ornocar.com/mmo42009.html -------Original Message------- From: Joey Date: 7/11/2009 5:54:04 PM To: 1962to1965mopars@xxxxxxxxxx Subject: Re: 400 Heads Herb, All you need is a good valve job and please have them surfaced for piece of mind and then bolt them on, the little loss in compression won't make a difference in your application. Good Luck!, Joey----- Original Message ----- From: "Herb" <zephyr9900@xxxxxxxxxxx> To: <1962to1965mopars@xxxxxxxxxx> Sent: Saturday, July 11, 2009 5:36 PM Subject: Re: 400 Heads > > > The car is a stone cold stock driver. Looked, they are 452 heads and was > told they had a lot of mileage on them. Just looking to save $ on > upgrading > the 361 heads to todays standards. > > > Herb > > 1956 Plymouth Belvedere 361 > 1959 Coronet 326 Poly > 1963 Fury 2D/HT 6.1 > 1963 Sport Fury Convertible 361 > 1970 Challenger RT 440 > 1999 Durango SLT 5.9 > 2006 300-C Heritage 5.7 > 2008 SRT-8 Magnum 6.1 > St. Louis, MO. > > http://1962to1965mopar.ornocar.com/mmo42009.html > > > > > -------Original Message------- > > From: Joey > Date: 7/11/2009 4:01:25 PM > To: 1962to1965mopars@xxxxxxxxxx > Subject: Re: 400 Heads > > I know, but probably not enough to be real noticable, unless I missed > something I believe this is pretty much a stock driver. The good news is > detonation will become less of an issue also. > Joey > > > > ----- Original Message ----- > From: <Dodger7998@xxxxxxx> > To: <1962to1965mopars@xxxxxxxxxx> > Sent: Saturday, July 11, 2009 3:43 PM > Subject: Re: 400 Heads > > >> >> >> I did not get in on the beginning of this,,,,,but am thinking he is going >> from closed heads to open heads and there will be drastic CR change >> >> >> In a message dated 7/11/2009 2:37:59 P.M. Central Daylight Time, >> jake4@xxxxxxxxxx writes: >> >> >> Herb, >> >> Look at the part number on the heads, located either between the rocker >> pads >> or underneath on the head gasket side, the last three numbers you are >> looking for are 452 or 346. If you have either set then go ahead and put >> them on assuming they are in good condition, you will not run into any >> issues. >> >> Joey >> ----- Original Message ----- >> From: "Herb" <zephyr9900@xxxxxxxxxxx> >> To: "1962 to 1965 Mopars" <1962to1965mopars@xxxxxxxxxx> >> Sent: Saturday, July 11, 2009 1:24 PM >> Subject: 400 Heads >> >> >>> >>> >>> Recently their was a discussions about the merits of the 400 heads. >>> The >>> 361 >>> in my Sport Fury is in need of a valve job. As opposed to going >>> through >>> those heads and having the seats replaced and all the other machine >>> work >>> needed for todays gas, would I be better off using a set of 400 heads >> that >>> were just given to me saving $ in machine work? Or would I run into >>> compression or valve clearance problems? >>> >>> Herb >>> >>> 1956 Plymouth Belvedere 361 >>> 1959 Coronet 326 Poly >>> 1963 Fury 2D/HT 6.1 >>> 1963 Sport Fury Convertible 361 >>> 1970 Challenger RT 440 >>> 1999 Durango SLT 5.9 >>> 2006 300-C Heritage 5.7 >>> 2008 SRT-8 Magnum 6.1 >>> St. Louis, MO. >>> >>> http://1962to1965mopar.ornocar.com/mmo42009.html >>> >>> >>> >>> >>> [Non-text portions of this message have been removed] >>> >>> >>> ---- >>> Please address private mail -- mail of interest to only one person -- >>> directly to that person. I.e., send parts/car transactions and >>> negotiations as well as other personal messages only to the intended >>> recipient, not to the Clubhouse public address. This practice will >> protect >>> your privacy, reduce the total volume of mail and fine tune the content >>> signal to Mopar topic. Thanks! >>> >>> '62 to '65 Mopar Clubhouse Discussion Guidelines: >>> http://www.1962to1965mopar.ornocar.org/mletiq.html. >>> >>> >>> >> >> >> ---- >> Please address private mail -- mail of interest to only one person -- >> directly to that person. I.e., send parts/car transactions and >> negotiations as >> well as other personal messages only to the intended recipient, not to >> the >> Clubhouse public address. This practice will protect your privacy, >> reduce >> the total volume of mail and fine tune the content signal to Mopar >> topic. >> Thanks! >> >> '62 to '65 Mopar Clubhouse Discussion Guidelines: >> http://www.1962to1965mopar.ornocar.org/mletiq.html. >> >> >> >> >> **************A Good Credit Score is 700 or Above. See yours in just 2 >> easy >> steps! >> (http://pr.atwola > com/promoclk/100126575x1221823300x1201398714/aol?redir=http://www > freecreditreport.com/pm/default.aspx?sc=668072&hmpgID=62&bcd= >> JulystepsfooterNO62) >> >> [Non-text portions of this message have been removed] >> >> >> ---- >> Please address private mail -- mail of interest to only one person -- >> directly to that person. I.e., send parts/car transactions and >> negotiations as well as other personal messages only to the intended >> recipient, not to the Clubhouse public address. This practice will >> protect >> your privacy, reduce the total volume of mail and fine tune the content >> signal to Mopar topic. Thanks! >> >> '62 to '65 Mopar Clubhouse Discussion Guidelines: >> http://www.1962to1965mopar.ornocar.org/mletiq.html. >> >> >> > > > ---- > Please address private mail -- mail of interest to only one person -- > directly to that person. I.e., send parts/car transactions and > negotiations > as well as other personal messages only to the intended recipient, not to > the Clubhouse public address. This practice will protect your privacy, > reduce the total volume of mail and fine tune the content signal to Mopar > topic. Thanks! > > '62 to '65 Mopar Clubhouse Discussion Guidelines: > http://www.1962to1965mopar.ornocar.org/mletiq.html. > > > > [Non-text portions of this message have been removed] > > > ---- > Please address private mail -- mail of interest to only one person -- > directly to that person. I.e., send parts/car transactions and > negotiations as well as other personal messages only to the intended > recipient, not to the Clubhouse public address. This practice will protect > your privacy, reduce the total volume of mail and fine tune the content > signal to Mopar topic. Thanks! > > '62 to '65 Mopar Clubhouse Discussion Guidelines: > http://www.1962to1965mopar.ornocar.org/mletiq.html. > > > ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html. [Non-text portions of this message have been removed] ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html. This email was sent to: arc.6265@xxxxxxxxxxxxxx u/?bUrDWg.bSONJP.YXJjLjYy ?p=TEXFOOTER