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Joined: Jan 2006
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I'd rather have the older gun myself..if it measures up.

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I second HjO...

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Originally Posted By: Rocketman
Montana - lengthening 2 1/2" chambers does not "make it somewhat easier to find shells." It may make someone believe that the gun is now OK for SAAMI factory loads or feel less guilty about using them. Chamber length is a relatively minor consideration compared to load pressure. Low pressure loads in 2 3/4" cases work just fine in 2 1/2" chambers. The issue with high pressure is not likely to be a burst, rather it is likely that the gun will be knocked off face in a shorter time than with proper service pressure shells. Thus, it is very important that the gunsmith pay close attention to the guns on-face condition. If the gun has not been shot too many times and Purdeys being on the robust side, the gun may have gotten away with it. I'm of the opinion that kdross has figured out the proper diet for such guns. Hope this works out for you, Ken.


I beg to differ with your rebuttal, but we are both right in essence. As someone who has used reloads as well as factory ammo, I know it is much easier to find low pressure shells in lengths longer than 2 1/2 inches. And, often cheaper. Depending on the gun, 2 3/4 shells may work fine in 2 1/2 inch chambers or not. The British reproofed guns with lengthened chambers I own came from shooters/shops where the work was done to stop worrying about hulls hanging up or whether lengthened forcing cones had taken the gun out of proof in the first place. Suitable pressures and so on are items to be aware of no matter the chamber length.

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I have tended to like the older guns more but mostly it all depends upon barrel condition to me.

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Montana - it is possible to find 2 1/2" guns with short forcing cones; which has more impact on hull life than on pressure. Lengthening forcing cones does not take a gun out of proof. Chamber lengthening does. I'm not aware of any 2 1/2" loads above CIP pressures. CIP loads are OK for all 2 1/2" nitro proof guns; true low pressure (so loaded or so marked) is kinder and gentler, though. While there are low pressure 2 3/4" American loads, you do have to know (shot charge weight is NOT an indicator of pressure) which ones and the factories have not been very helpful with data to date.

Ken - IMO, if AG sez it is OK, then you can be sure it is OK. Since you are a shooter-collector (as opposed to a collector-shooter or pure collector), the 2 3/4" rechamber isn't a major isuue (assuming you take the reduction in collector value discount up front). New/sleeved barrels always beg the question, "Why?" Judging the value of a gun gets tougher as we get into repaired/restored condition. Generally, we have a little birdie in the back of our heads that sees a battered old gun as "honest" and a restored one as somehow "shaddy." This, IMO, comes from our feeling more comfortable with assessing the condition of a battered gun than assesing the value of repairs/restorations; much like buying a car with a rebuilt engine, "Why did it need rebuilding, who rebuilt it, how do I know he did a good job, what else could be wrong?" New barrels can be had for $5000 to $10,000 and something like $20,000 at Purdey's. So, what is a Purdey with no/unrepairable barrels worth? My market model sez that a BV1-OQ1-CC5 (restored) = $12,000. New barrels by the maker might help that a little bit.

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"Lengthening forcing cones does not take a gun out of proof. Chamber lengthening does"....are you sure Don.

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Positive.

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kdross Offline OP
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I am still waiting for the inspection to be performed on the Purdey. Nothing new to report today.

Ken

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Originally Posted By: Rocketman
Positive.


So the most it can screw up are your patterns ?

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Yes, but it is very clearly understood by all that it could only do that on the guns you own...
Best,
Ted

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