Day at the range: 307 Win Imp SSK bbl
#92791
10/01/2011 5:09 AM
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Buttermilk
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Fired the above group at the range with my SSK 15" bbl chambered in 307 Win Improved. Almost sold it due to cost of custom dies. Still don't have dies but a Lee 308'Collet die works to load fired cases. Guess I'll have to order dies now... Regards Rog
Regards, Rog
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Buttermilk]
#92795
10/01/2011 1:10 PM
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Ernie
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Way to go Rog-Good shooting!
Ernie the Un-Tactical
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Buttermilk]
#92832
10/02/2011 5:52 PM
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mmkt
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: mmkt]
#92860
10/03/2011 1:21 AM
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Tobias_Dunlap
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I'd like to see a photo of the round please. Can't remember what a 307 looks like. Show us the shooter too please!!!
Do unto others as you would have them do unto you.
The handgun is the badge of the free, self reliant, undaunted individualist who epitomizes the spirit of the United States of America.
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Tobias_Dunlap]
#92861
10/03/2011 1:23 AM
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Ernie
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308 Winchester improved with a rim
Ernie the Un-Tactical
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Ernie]
#92867
10/03/2011 3:08 AM
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Buttermilk
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Left is 308, middle is 307 Imp, right is 30-280 AI. Ernie is correct: 308 Imp with a rim, except my 307 Imp will not firform factory 308 ammo. I did one round and the case separated due to excessive headspace. Based on my measurements, this 307 Imp has been "improved" more than the standard 308 Improved. Bullet I shot in the target pic is the C-T 150 BST.
Last edited by Buttermilk; 10/03/2011 3:10 AM.
Regards, Rog
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Buttermilk]
#92868
10/03/2011 3:20 AM
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Buttermilk
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Here's the shooter (sure hope you weren't wanting to see my ugly mug
Just a standard run of the mill T/C Encore Pro Hunter with a STD taper SSK 15" bbl, Bushnell 2x-6x scope.
Last edited by Buttermilk; 10/03/2011 3:23 PM.
Regards, Rog
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Buttermilk]
#92894
10/03/2011 11:05 PM
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Joined: Dec 2010
Posts: 99
Tobias_Dunlap
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Cool thanks for the pics. Where in OK you at?
Do unto others as you would have them do unto you.
The handgun is the badge of the free, self reliant, undaunted individualist who epitomizes the spirit of the United States of America.
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Tobias_Dunlap]
#92920
10/04/2011 3:30 AM
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Buttermilk
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Regards, Rog
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Buttermilk]
#92952
10/04/2011 11:57 PM
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esoxman50
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How does that compare with their 309 JDJ?
Joe W
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: esoxman50]
#93004
10/05/2011 9:32 PM
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Buttermilk
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esoxman50, the 309 JDJ is based on the 444 Marlin case full length and is loaded to pressures that are compatible for the Contender.
JDJones claims that the 309 JDJ will do 165's @ 2400 fps from 14" bbls (I don't know, never owned one...).
The 307 Win Improved I have was made by SSK from a customer supplied reamer. It will out run the 309 JDJ simply because it can be loaded to higher pressure in the Encore.
However, there are some very very similar rounds chamber in Contender barrels such as the 30 Alaskan Bower, and perhaps others. Again, these rounds in the Contender have to be loaded to lower pressure than what can be loaded to in the Encore.
Ballistically, my 307 W.Imp. is pretty close to the std 308 Win.
Regards,
Rog
Regards, Rog
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: Buttermilk]
#93012
10/05/2011 11:49 PM
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Joined: Jan 2009
Posts: 1,037
wtroper
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The 309 nor any other round suitable for contenders will provide the velocity of an "encore" round. Pressures are very different.
However, I do own a 309 JDJ. One can get a little over 2400 with a 165 gr bullet from a 14" barrel.
It's more important where you hit 'em, than what you hit 'em with.
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Re: Day at the range: 307 Win Imp SSK bbl
[Re: wtroper]
#93030
10/06/2011 4:36 AM
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Buttermilk
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wtroper that's good to know. I've always liked the 309 JDJ. Seams my 307 W.Imp. "weatherby" bloodlines... The neck/shoulder area appears to have a radius... Left is 301280 AI, right is 307 Imp.
Last edited by Buttermilk; 10/06/2011 4:52 AM.
Regards, Rog
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