Three questions regarding my Ruger Mark II

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Maximalist

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Hi there,

My first post. Im living in Sweden and have taken up shooting as a hobby. This after some conciderable effort due to Swedish regulations regarding handguns.
I quickly decided against buying the very popular feinwerkbau aw 93 (Probably the most accurate .22 on the planet). Due to its HIGH price. Sure, it would help me get those top scores in competitions, but I prefer owning a gun that makes me fell happy about going to the range. Hence... Ruger Mark II Stainless. It came with the original wood grips, red eagle magazines and all that was included originaly including the test bullet. Only problem is that its a very uncommon gun to own in Sweden. Outside of club owned pieces I have yet to meet another Ruger owner so there isn't much experience to share localy. Which leads me to my questions:

1) I bought and replaced the extractor with a volquartsen part. After that the gun wouldnt correctly feed bullets. Going back and forth between the original ruger and the replacement volquartsen part provided the same results. Ruger = perfect extraction, Volquartsen = fail to feed. I even bought a new Ruger extractor whuch also worked fine. Ive read nothing but good a bout volquartsen extractors so im quite baffled. Any clues?

2). My gun is a 6'' slab sided competition Target model. And from what I gather from Rugers site it was one of the last ones produced. The box however says KMK678GC which would indicate a 6-7/8'' model. I can find very little info online about a 6'' Competition Target version. It makes me wonder if the barrel was replaced?

3). I also received a part that looks like it should go in front of the muzzle, but It wont fit, also edges are roughly cut. Could this be the remaining 7/8'' that has been cut due to Swedish legislation? Basically its impossible to get a license for a 22 with a barrel above 6''.

Tips appreciated!

/Max
 

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I don't think that piece is part of the barrel. A lot of competition pistols have removable/adjustable barrel weights. Might be what it is, though I've never seen one for a Mk II which looked like that.

No idea why you're having problems with the Volquartsen extractor. I put one on my pistol and it's worked just fine. And I don't understand how the extractor could cause failures to feed.
 
Hi,

It might be, it was my first though but I cant figure out how it would be connected if my life depended on it. As for the extractor, I tried installing it again and the same problem occured. It happens with every 10 bullet or so . It apears as if the extractor prevents the bullet from going forward by catching on to the rim by a fraction of a fraction. This doesnt happen with the Ruger part. I also noticed that giving the bolt a push will force the bullet past the extractor and feed it into the barrel. Trying the same bullet and using more force when cycling it feeds properly. So this might be a non issue when shooting since I imagine the force from the shot will be enough. Ill gice it a try during next practice round. Still a bit irritating, and unexpected gicing volquartsens reputation.

I might add that I tried this with both top shot and CCI standard ammo and the outcome was about the same :(
 
Why would you buy a pistol, change out the extractor, experience malfunctions with it, and want to keep it? I have thousands of rounds through the 4 different Mark Pistols that I own, and have never had an issue with the stock extractor. Dump the VQ extractor, put the Ruger part back in and forget about it.
 
Maximalist

I have to agree with weblance: dump the Volquartsen extractor, put the original Ruger one back in, and enjoy the peace of mind that you get with "perfect extraction".

Still can't figure out that extra part that came with your gun. Looks like it should be the missing length of barrel but the configuration isn't right for that. How did you come by the gun in the first place? Would it be possible to contact the original owner/dealer to see if they know anything about it?
 
I have one with the longer barrel. I don't have a clue what the extra part is. Maybe email Ruger with the picture and ask them. Dos not look like a piece of the barrel. Over here when I shot bullseye I used a S&W 41, also more expensive. The Rugers are great for hobby target shooting. Mine is in between a MkI I bought back in the 70s and a MkIII Hunter. My fired case is 10/2002 and my S/N is 225-xxxxx. The model number is the same, 186. Interesting.

r_ruger_MKs.jpg
 
That part is definitely a barrel weight. You have to remove the front sight to slide it on, then you can adjust it by sliding it up and down the barrel and locking it in the desired position with the set screw.

Note: I didn't recommend you actually do it. If the pistol is shooting accurately enough without it, leave well enough alone.
 
So you are cycling by hand when you have this fail to feed? Are you riding the bolt forward? If so, dont! Ever! Ok, maybe not an empty chamber, but ALL other times with all semi autos. Just let her fly. No need to baby it.
 
I've never tried the VQ extractor (never had any motivation to), but I can say their trigger parts for the Mark II can vastly improve the trigger pull.
 
@weblance: Well no reason other than having ordered it and paying 5 times the price of what the part would cost in the US & waiting 6 moths for it to clear customs. Guess I'm just trying to justify time and money spent.

@bannockburn: Not really, I bought it from one of very few gun stores in Sweden and they dont give out inormation about previous owners.

@vern Humphrey: Ill have to double check when I get back home. If I remember correctly it didnt quite fit even if the front sight would be removed but I might remember wrong. If its as you say I might aswell toss it, it wouldnt
be allowed for competition use in Sweden.

@mboe794: I probably was. I'll keep that in mind.

@njl: I got the trigger and the sear kit. havent installed it yet though, that would be the next thing I take care of. Also replaced the fireing pin with a volquartsen part that works great.


Final question. If the little metal thing is a weight and not a a barrel part I'm wondering about the lenght of the barrel. I cant find anything about a 6 inch competition target barrel? Ive seen 6 inch original barrels but no bull, slab och fluted barrels.
 
Was there a problem with the original firing pin? Ruger has made lots of special editions over the years, so it's possible yours is one of those and not a normal model. Mine, for instance, is a mkII "Great Eight", which I've read was a special run made for one large distributor.
 
njl said:
...Ruger has made lots of special editions over the years, so it's possible yours is one of those and not a normal model. Mine, for instance, is a mkII "Great Eight", which I've read was a special run made for one large distributor.

Most (probably ALL) of those special runs for distributors have to do with COSMETIC differences, while the underlying guns are fundamentally the same. (Same manuals, same parts lists, same parts numbers, etc.)

Even if the gun above is a special variant,, the fact that the problem only exists when using an after-market part suggests that a call/email/letter to the after-market vendor is in order.
 
Maximalist

Welcome to the THR.

I do hope you stay here. There is quite a few members from around the world here.

Many many people here buy a gun and quickly modify it - don't be offended by a few of the comments. Those are quality parts you chose. Build it how you want and what makes you happy.

Unfortunately, i dont have any ideas about your questions.

However, rimfirecentral.com is a great site for all things rimfire and very knowledgeable about Rugers in particular.

I do hope you stay but I the best advice most people here can give would be to check rimfirecentral.com
 
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I think you may want to mover to a rimfire forum. There are a lot of people that have in depth knowledge of Ruger MK series. I have two and I have installed the VQ extractor in every one of them without issues. They are stronger and far more positive in the extraction than stock Ruger ones. I do not know what is causing your problem. I suspect it may be a part out of spec from VQ. Get over to Rimfire central and ask the question.
 
I'll remind one and all of an old American saying :

IF IT AIN'T BROKE DO NOT FIX IT !!!

I've been shooting Ruger STANDARD, MKI, MKII, and MKIII pistols starting in 1962 and have yet to EVER need to replace an extractor, or ANY other part for that matter. We are talking tens of thousands of rounds per gun here I might add, sometimes a case of 22LR a week. AND I actually cleaned one one time too for those wondering.
And so it goes...
 
Okay, silly question time. You're absolutely sure it's only a 6" barrel and not a 6 7/8? Remember, the barrel length is measured from the face of the bolt when in battery. If you're measuring from the front of the receiver ring, you may be shorting yourself. For a more accurate measurement, try the front of the ejection port.
 
Two possibilities on the extractor. There may not be quite enough space between the extractor and the breech face. Or the extractor has a sharp edge or corner that is digging into the case as it tries to freed.

Put the extractors side by side and very carefully note any differences. I think you will find the problem. Otherwise, forget the Volquartsen advertising and stick with the factory part.

Jim
 
@Walt & njl. Im pretty sure its not some special edition. Apart from the barrel it appears to be a stock Ruger Mark II.

@danez716 340PD: Thank you, I might give it a go later. For now I think one gun forum is enough for me. Also my last competition went well with the VQ part. Apparently the force of the bolt when shooting is enough to feed the bullets reliably...so far :D

@Wil Terry: But tinkering is so much fun! Besides, its a god way to learn more about the mechanics of the gun...if it survives.

@jakk280rem: yes, I meassured it correctly. But only after google told me to.

@jim K. The VQ part appears more sharp, the ruger part, even the new one appears slightly rounded in comparison. Anyhow, it appears to be working now as I mentioned above. So it might have been an operator error. Possibly combined with an ever so slightly out of spec part.
 
I strongly suggest that you go to the Ruger forum on RimfireCentral.com -- the people there have a lot of technical knowledge to share and are very happy to share it. I've participated in many of the brand forums over there, and I have gained a lot of valuable information that I wouldn't have been able to find otherwise, especially about Ruger and Browning pistols and CZ and SAKO rifles.
 
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