Thinking about a 460 S&W long gun but I keep hearing

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expeditionx

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I keep hearing that shooting 45 colt in the same chamber will harm the chamber by erosion. Has anyone actually ruined a 460 or 454 by shooting 45 colt enough times through the same chamber?
 
Freedom Arms specifically recommends NOT shooting .45 Colt in the .454 Casull cylinder because of erosion issues.

As a result I had a .45 Colt cylinder made and fitted for mine when I ordered and received it:

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Dan
 
That probably has something to do with the type of .45 Colts (Casull level) people tend to shoot from FA revolvers.

Standard pressure .45 Colt won't be an issue.

Beautiful gun, BTW.

ETA: if you are worried about it, use Trail Boss loads in .460 brass.
 
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That probably has something to do with the type of .45 Colts (Casull level) people tend to shoot from FA revolvers.

Standard pressure .45 Colt won't be an issue.

Beautiful gun, BTW.

ETA: if you are worried about it, use Trail Boss loads in .460 brass.

Yeah, that makes sense. Like shooting .38 specials in .357 Magnum revolvers, it just cruds up the cylinders and doesn't do any damage. The big .45 Colt flame throwers I shoot in my Rugers and this FA could do some serious damage.

BTW, the Model 83 I just got is one magnificent revolver. I choked a bit when I ponied up for it but WOW, what a fine gun this is.

Dan
 
I have a 460 S&W barrel for my T/C Encore. Given the cost of factory ammo, I consider this basically a "handload only" firearm. Given that, I just bought a bunch of 460 S&W brass and am using it exclusively. Given the jump from the case to the lands of the barrel, for my purposes I see no reason to use a reduced load in 45 Colt brass. For reduced loads, I intend to use a high bulk cowboy powder.

A note on handloading this: The Lyman manual indicates a minimal increase in velocity over a fairly wide range of H110 powder weights for the Hornady 240 gr XTP Mag HP. Given that, I just use the Lee hand dipper for charging the cases (with a WLR primer) and seat the bullet with a heavy roll crimp (using the Lee hand press). It is pretty quick to run up 20 rounds and seems to work.

BTW, with this load, the rifle (with the 20" barrel and aperture sight) does kick a bit. Subjectively, I put the felt recoil in between my 35 Whelen with 250 gr. bullets and my 375 H&H with 270 gr. bullets.
 
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