I don't know what, if anything, could have been different for the A/C versus non-A/C car radiators. Seems they would have had to use two different numbers if there was a difference. Unless you're referring to some sort of a hand marked A/C. That might be there to flag the installer to use the brass gap tube on the radiator hose or something of that sort. The info I had was straight from the parts book. Keith - Paul Holmgren wrote: > > > Keith Boonstra wrote: > > I just had a beautiful re-core done on my C - not cheap at $575 - and > > replaced my very original "straight fin" one with a virtually identical > > new copper core. But then that's for 1957. In that year only one > > appears to have been used in both A/C and non-A/C cars - 1686456. > > > > But for '58 two different numbered radiators than the '57 are shown > > depending on whether the car came with air or not. Yours is for the > > non-air application, Maybe those other cores you saw were the 1754875 > > for air cars. And maybe someone can verify whether that one had the > > squiggly fins instead of the straight ones. > > > > Keith Boonstra > > I seem to remember that the 300's got a radiator (57's) marked with > the A/C > stamping, where as the non ac cars got a non A/C stamped radiator. I > could be > wrong, wouldn't this mandate 2 diff part numbers? > > -- > Paul Holmgren > Mine: 2 57 300-C's in Indy > Hers: 05 PT GT R/T HO Stage 1 > Hoosier Corps L#6 > > [Non-text portions of this message have been removed] ------------------------------------ To send a message to this group, send an email to: Chrysler300@xxxxxxxxxxxxxxx To unsubscribe from this group, send an email to: Chrysler300-unsubscribe@xxxxxxxxxxxxxxx For list server instructions, go to http://www.chrysler300club.com/yahoolist/inst.htm For archives go to http://www.forwardlook.net/300-archive/Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Chrysler300/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/Chrysler300/join (Yahoo! ID required) <*> To change settings via email: Chrysler300-digest@xxxxxxxxxxxxxxx Chrysler300-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: Chrysler300-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/