Jamming K77/357 back from Ruger repair!

Warthog

Bearcat
Joined
Aug 30, 2011
Messages
47
I bought a K77/357, my first Ruger, in late August. It was jamming frequently, and had some trigger creep. I notice someone else said their 77/357 also jammed. This happened mostly with hollow points when working the bolt slowly.

I call Ruger and they said that was not right, and sent me a call tag. I boxed the rifle and Ruger received it on 9/21. I got it back today,about 3 week later.

The trigger does seem better, but it is difficult to tell without a trip to the range. I feed a couple of magazines of Speer Gold Dots with the wide open hollow points through it with no jams.

The paperwork they sent did not say what work they performed, but there does seem to be a much bigger chamfer on the entrance to the chamber. I wouldn't take a lot to make a big difference.

I wish they had mention the work performed. All they did was send me a warning about lead and a reference to page 13 of the manual which states that "blunt nosed or sharp shouldered ammo should not be used because they might discharge before being fully chambered". This must be Lawyer talk because you cannot buy anything but blunt nosed .357 bullets because of the lever action rifles which use it. I did jam on almost any style I had, which is quite a few.

I cannot see how a round jamming the way mine was would set off a round. The bullet slides across a flat bolt face as it leaves the magazine. The only way i could see it discharge is if there was a protruding primer or if the operator started going crazy with the bolt trying to clear the jam and got the round between the chamber lip and something sharp like the extractor.

Unfortunately I cannot go to the range anytime soon. I really want to....
 
Mt k77/357 did jam up some times. I was using SPEER GDHP 158 grains and it happened mostly at the magazine lip and not the chamber. When you do it fast, it gos through fine. I prefer to do it slowly if you are hunting and want to chamber a round without the animal been spooked with the noie.
 
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