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Posted: 8/31/2014 5:46:09 PM EDT
Finally had a chance to finish chronographing test loads for my Winchester Self Loaders.  Below is my range report.









.351 WSL



Load #1 - 15.0 gn H110; 182 gn Buffalo Bullets JRN; Jamison Case; Rem 6 1/2 Primer:  Cycled fine; Avg vel 1,378 fps.  Velocities were very inconsistent.  Some of the cases were sooty.  I believe this load was not always sealing the chamber.



Load #2 - Increased to 15.5 gn of H110.  Velocities were still inconsistent.  Some of the cases were again sooty.  I believe this load was not always sealing the chamber.



Load #3 - 15.5 gn 2400; everything else the same: Cycled fine; Avg vel 1,674 fps. SD 17.52; I believe this load, while under factory velocities, is worth keeping.










.401 WSL



Load #1 - 22.0 gn 2400; 200 gn DKT SP; QC Case; Win WLR Primer: Cycled fine; Avg vel 1,770



Load #2 - 23.0 gn 2400; 200 gn DKT SP; QC Case; Win WLR Primer: Cycled fine; Avg vel 1,868










Other notes:  Both of these rifles throw the brass far and tend to ding the case mouths.  I spend a lot of time looking for brass when they cost $2.00 each.  (They were throwing them over the tarp I had laid down.)  Factory velocity for the .351 is supposed to be around 1,850 for a 180 gn bullet and for the .401, 2,135 for a 200gn bullet.  Since I'm cycling reliably, I'm probably not going to go any higher.  These guns are old, and the ejection is vigorous enough.










Here's a picture I shared before




 
 
Link Posted: 8/31/2014 6:13:55 PM EDT
[#1]
That's pretty cool. I didn't know those weapons or rounds even existed. Thanks for the report op.
Link Posted: 8/31/2014 8:11:27 PM EDT
[#2]
Beautiful rifles !

I have always admired those rifles.... I am curious, do they feed HP bullets ?
Link Posted: 8/31/2014 8:24:35 PM EDT
[#3]
One of the sexiest rifles Winchester ever built IMHO.
Link Posted: 9/1/2014 7:02:00 PM EDT
[#4]

Discussion ForumsJump to Quoted PostQuote History
Quoted:


Beautiful rifles !



I have always admired those rifles.... I am curious, do they feed HP bullets ?
View Quote
Haven't tried yet, but I'm planning to.  I have a bullet sizing die made by CH4D that sizes .410 bullets down to .406 for the .401WSL.  I have box of 200 gn HP's that I've resized.  I plan to get a similar die for the .351 and resize .357 bullets, but haven't yet.

 
Link Posted: 9/1/2014 10:08:30 PM EDT
[#5]
Link Posted: 9/2/2014 10:23:36 AM EDT
[#6]
Super cool rifles!
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