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Buckshot
11-04-2011, 03:33 AM
http://www.fototime.com/566180B726E79D1/standard.jpghttp://www.fototime.com/0E6BF9282E94577/standard.jpg
http://www.fototime.com/7BE522D5C3D9764/standard.jpghttp://www.fototime.com/B793B9D77F31C73/standard.jpg

................The rifle other then the bore was in quite decent condition. The barrel on the other hand was BAAAAAAAAAAAAAD! Major corrosion pits interrupted in a several places by hints and pieces of lands peeking thought. WELL beyond reclamation. A darn good thing my brother GAVE it to me, eh?!

Perusing the Brownell's catalog I found they they offer direct replacement barrels (stepped contour) for Mausers, chambered 8x57 or 308. I had pleanty of 8mm's, but not too long before I'd bought a Savage M10 FP chambered 308. I figured a brother in the same flavor would be a neat idea. Got the barrel and had it put on and headspaced. I removed and transfered over the front and rear sights and was ready to rock! My first outting with it was with the cast Saeco #301 (RG-4 copy) and it was a bit disappointing. I might oughta' fire a couple hundred cheap jacketed rounds through it first, but so far haven't yet. I fired the same Lee C309-180-R as used in the previous post on the K31.

This outing was 50 rounds, 10 rounds of 5 different loads.
R-P headstamped once fired (in this rifle) brass, neck sized in a Lee collet die. WLR primers.
Lee C-309-180-R boolit, 15 BHN 175gr bare. Boolits not weighed, visual looksee only. Lube-sized in Lyman .309".
Carnauba Red lube.
Hornady 30cal GC seated and crimped in Lyman lube press.
All powder charges were thrown using a Lyman DPS3 scale.
OAL: 2.790"
Boolit crimped into crimp groove.
Loads shown with * had a dacron filler
Magazine filled with 5 rounds, striped and fired x 2. Fired at 50 yards issue sights and issue 58 year old Mk1 Mod1 eyeballs

http://www.fototime.com/CBD1FA487E76647/standard.jpg

As with the K-31 the load using Unique was about the worst. Again, an alibi I suppose but those Mauser sights are kind of tough to use, but I wasn't really upset buy it's performance. The same point of aim (6 o'clock) was used for all the groups. IIRC the rear sight was set at the 300 yard mark. You can see how the increasing loads moved slightly up and to the left?

Overall the load of surplus SR4759 was the best with 9 rounds in 1.15" and of course to keep us humble, a flyer was included! The group using surplus 4895 was rather pleasing and would have been a scant 1.5" except that one high shot. The 4895 load was also partially off the target, so the one you're seeing was the target UNDERNEATH the one I was aiming at, and captured all 10 rounds.

I suppose I should cave in and get one of those Merit suction cup eyeglass iris apurture things. Dang it's heck getting old [smilie=l:

....................Buckshot

Linstrum
11-04-2011, 04:01 AM
Hi, Rick, it's been awhile.

I have always had pretty decent groups using Red Dot and 700X. I use 4 grains of Unique with 45-grain 0.308" round ball loads and they come out okay.

I'd say for what it cost you, the condition of the original bore is of small importance. You got yourself a keeper.

I bought some 8mm barrel stock and a finish reamer to re-barrel a Yugo 24/47 with a pitted bore. All I have to do is get the old barrel out, no small task with a Mauser because of no way to grip the barrel without slipping a bit. After 60 or 70-some years they can be a pain to get out even with a Mauser barrel wrench.

rl1009

Gtek
11-04-2011, 07:25 AM
Stand vertical with muzzle down, Kroil into rear and let soak into threads (days). Propane torch heat cycle a couple times to help. Take thin .020" or so steel shim stock and hacksaw into barrel using shim to protect area of rec. face. Cut in .200" or so all the way around. This relieves most of shoulder pressure and use pipe wrench ( junk barrel only) and it will usually almost easy off. Of coarse a lathe is easier, that is why I have a couple of those. Gtek

Larry Gibson
11-04-2011, 12:10 PM
Buckshot

Drop that 4895 load back to 28 gr and put a 1/2 - 3/4 gr dacron filler in. Might surprise you with an improvement in accuracy!

Well done on the rebarreling a fine M98 into a fine shooter.

Larry Gibson

Bob S
11-05-2011, 12:04 AM
Those Wilson military profile barrels shoot quite well. I put one on an Israeli with a totally roached bore. 100 yards prone with issue sights:

http://img.photobucket.com/albums/v76/BobS1/Mausers/IsraeliWCC60.jpg

I later found a few NIW Israeli 7.62 barrels, and put one of those on the Israeli. I put the Wilson on a Yugo 24/47, along with an FN24 bolt. Not very exciting, it just looks like any old military Mauser.

http://img.photobucket.com/albums/v76/BobS1/Mausers/308_Yugo.jpg

I am happy to say that it shoots jacketed stuff just as well on it's new "chassis". Have not had much time to work on cast loads for it, but I did fire one group at 100 yards, prone with the issue sights set at 600 meters.

http://img.photobucket.com/albums/v76/BobS1/Mausers/Yugo311672.jpg

This is not satisfactory, but the load was developed for another rifle. It needs work for this rifle. 311672 with 15 grains of 2400, LC Match cases, CCO 200 primer, no dacron.

A project for another day .....

Resp'y,
Bob S.

TCLouis
11-06-2011, 11:42 PM
Must be 308 kinds thought process.

I have had one of the Israeli 308 98 Mauser milsurp barrels and several 98 actions lying around collecting dust for the last 15 or so years. Screwed it into one of the "soft" La Coruna actions and tightened it enough to get reasonable headspace and then used a few 115 GC boolits to polish out the dust using my method of firelapping and a whopping 3.5 - 4.0 grains of Red Dot. That barrel got mirror bright in a few (10-15) rounds.

Calculated the front sight height and today bubbaed a piece of #9 wire of the proper height on to the barrel with duct tape and went to test some 312-150 GC GB boolits with a Lyman Cast Manual starting load of 10 grains of RD. The first boolit went about 1 inch to the left (using a leaf lying on the backstop for an aiming point) and right on for elevation. I love it when a WAG works. Using a good cheek weld this load held true out to 65 yards (minute of deer anyway) with NO rear sight, only cheek weld and "sight picture". Just one of the advantages of a range at the house.

The Milsurp 7.62 chamber in this barrel just slightly engraves the base of the nose of this boolit as I loaded it (just covering lube groove) and I can see some fun with it when I get a real set of sights on her.

By the way 10. grains of RD gave me about 7-8" of penetration in hard clay backstop and a well mushroomed boolit (bhn about 14.5).

Next is the Milsurp 7X57 barrel with over sized threads . . . that will involve a little more work to get it threaded in.

Buckshot
11-08-2011, 02:54 AM
Calculated the front sight height and today bubbaed a piece of #9 wire of the proper height on to the barrel with duct tape and went to test some 312-150 GC GB boolits with a Lyman Cast Manual starting load of 10 grains of RD. The first boolit went about 1 inch to the left (using a leaf lying on the backstop for an aiming point) and right on for elevation. I love it when a WAG works. .

http://www.fototime.com/13CE8BA4DA1EB3C/standard.jpg

.............I used this method (via shooting) to calculate front sight height. A couple of he guys at the range who thought they were real wags used ot give me gas about it :-) Wanted to know if it produced any 'choke' at the muzzle, etc. I simply used sidecutters and then a file. The piece of metal is one of those stainless steel stiffeners found in some wiper blades. In this instance it was used to check out a .577 Snider.

...............Buckshot

TCLouis
11-08-2011, 11:20 PM
Dang Buckshot now I know where my sight went.

You up and fancified it with a hose clamp.

I will say I was surprised that I could easily hold minute of deer with that sight and a cheek weld, NO rear sight.