458JCE & the B&M Super Shorts

michael458

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I only recently ran into 458JCE on another thread and learned his 458 JCE is very similar to my 458 B&M Super Short, but I will let him go into more detail on that, while I will concentrate on my own Super Short cartridges and rifles. These are probably something most of you are not aware of, and if so only vaguely.

The entire B&M adventure for me started with a phone call late in 2005. Life long friend of mine rang me up one evening and told me he wanted a 500 S&W on a lever gun! Well, at that time it was just not possible, a M94 action was too small, 1895/1886 action was too big. Not going to happen, and this was way Pre Big Horn Armory, which did indeed do a completely new action some years later, which is superb. While we were speaking on the phone, I happened to notice a cartridge sitting on the shelf, it was a 338 WSM that I had been playing with. I looked at the cartridge, grabbed a empty case, cut it with a hacksaw, then trimmed it up nicely at 1.65 inches, stuffed a .500 caliber bullet in the end of it, and put it in the magazine of a Winchester M70 WSM action, perfect fit, only a bit short. I told him I could not get him a lever gun, but I believed I could get him a bolt gun! And we were off to the races. That night, I was thinking about all the room left in the magazine of the WSM action? What case is similar to a WSM case, but longer? Hmmm....... How about RUM? Next morning I started cutting some RUM brass, 2.25 inches was magic, and it gave a lot more case capacity and fit the magazine of a WSM action perfectly. Now keep in mind, I am not sure I had ever even paid any attention to a WSSM action before, I did not have one that is for sure, I had no interest in those cartridges, or calibers at the time.

Then, I thought about all the available .500 caliber bullets, all made for the 500 S&W handgun, there is no way that those bullets would stand up to the velocity that the 2.25 inch case could produce, so I cut the case length down the middle, between 1.65 and 2.25 at 1.95 and had a reamer made. Now, in hind sight, this was nearly a waste of time, except for a learning curve. I was correct, at 1.95 inches the .500 caliber case was about perfect for the available bullets at the time. But later, when we developed the CEB and North Fork .500s, we went back to the original 2.25 inch case for the WSM actions. I had the first rifle in the spring of 2006, and promptly took it for a test run in South Africa where the 1.95 inch case and the bullets available at the time made for a good show. But also learned if I was really going to be able to use this in the field, I needed serious bullets and embarked upon a great bullet adventure as well. Which lead to the current CEBs and many of the North Forks we see today in .500 caliber. True .500 mind you, not .510.

But that is where some of this started, it was late 2006 when I took delivery from SSK Industries of the first 50 B&M Super Short. I discovered the WSSM action, and now that 1.65 inch WSM case would come to play. I wanted a very small platform, Winchester Control feed WSSM action, with 16.25 inch barrels. This was a neat package at 6.25 lbs and 36 inches OAL. Using the Winchester Ultimate stocks. So now, basically we had a 500 S&W in a tiny little bolt gun. Only using the WSM case. It was quite capable of critters short of the heavies, and in 2007 JD and I worked with DFricke of Lehigh to develop more capable bullets in .500 caliber.

From 2007 to 2012 I had concentrated all my efforts and field work to the larger B&M cartridges and of course bullet tech. I did not leave the super shorts behind, as we developed proper bullets for the larger cartridges I always added to the inventory of the Super Shorts bullets to enhance their effectiveness as well.

It was 2010 before I got around to building the 458 B&M Super Short, and then later 2011 for the 475 B&M Super Short.

These little rifles have to be handled to really understand what they are all about. I can sit here and tell you about them all day long, every detail, load data, pressure data, bullets available, but until you lay hands on one, you really can't understand them and just how handy they are.

In the end, we worked close with Cutting Edge Bullets and North Fork to enhance these cartridges with serious bullets, far more capable than you could imagine because of this.

My Sons loved the Super Short rifles. The oldest, Matthew has a 50 B&M SS and Mark David has one of only two built 475 Super Shorts. The Super Shorts went to the field for the first time in 2012 with Paul Trucolo in Australia for buffalo. My best friend Sam Rose was along as well, and we were on a Family mission to test cartridges, rifles, and new bullets. Sam was using a 500 NE, with the then new 510 CEB Solids and 475 Raptors in .510 caliber. I had Matthew and his 50 Super Short set up with 375 CEB and North Fork Solids, 335 CEB Raptors and 375 North Fork ExCPS (Expanding CPS). Mark David was running 350 CEB Solids and 325 CEB Raptors for his 475 B&M Super Short. Sam, Paul and myself watched as the boys worked over these buffalo with these little guns, and it was impressive, I was impressed, and would have been the most skeptical in the beginning, but that changed quickly after seeing these buffalo react. Sam made the comment that Matthews 50 Super Short was every bit as effective as his 500 NE, and I could not argue that point. Mark David was a bit younger at that point, but he was doing a great job as well.

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Two of the 375 gr North Fork Ex CPS found far side in chest cavity. Matthew fired one solid which passed through from an angle.

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Mark David with one of his buffalo and the 475 B&M SS......

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And the base of a 325 .474 Raptor that passed through to the far side hide........... 350 Solids exited.
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And that was the story in Australia over several buffalo taken with the Super Shorts that trip.........

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Couple of years after that Mark David grew up some......... he went on a trip with me to Zimbabwe where his little 475 Super Short showed off in a big way............ Using 350 CEB Solids and 325 CEB Raptors.............

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They may be called "Super Shorts", but in the field, they never came up "short" ..............

I will let @458JCE chime in about his cartridge with would be equal to my 458 SS.
 

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My late friend Sean with his 458 Super Short that he used on Lion........

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Wow! I thought my foray into the world of wildcats was pretty wild but it pales into insignificance beside your efforts :love:
By 2009 it was evident that Winchester's WSSM cartridges had reached end of life. Handloaders couldn't achieve factory velocities by more than 200fps, in fact we couldn't get much more velocity than standard 223, 243, 257 velocities. Then a lot of very cheap WSSM Winchester and Browning rifles appeared on the second-hand market.
Two friends, Joe and Carl and I (Evan) got together because we all had a fascination for short, fat cartridges and each bought a few of the cheap rifles for the actions (I bought Winchester's exclusively and they bought mostly Browning's). We bought a bunch of very cheap 458 barrels and we intended to import a 458 B&M SS Reamer and get some life out of these obsolete rifles. I love 458s!
We couldn't get a Reamer! They wouldn't sell one to Aussies. I forget the details now but our response was "fuck 'em - we'll make our own"!
Joe designed the reamer and I ordered half a dozen die sets from each of Hornady and CH4D. I was the North Fork agent in Australia at that time too. The 458JCE (from our names) holds 2gr more water than the B&M.
The next couple of years of juggling the reamer between gunsmiths saw us all with our first rifles at the end of 2011.
I quickly found that Hodgden Li'l Gun gave the best by far velocities with light for calibre bullets. 250gr bullets are best because they encroach on case capacity the least. The heaviest bullets that I successfully used with Lil Gun were 325gr North Fork CPS. Any heavier produced too much pressure and I had to use 2205. I have shot pigs with 400gr Woodleighs but they were pretty slow and produced less than 4000 fpe. With 50gr Lil Gun behind a 250gr Barnes (bucket-mouthed HP) I get 2700fps out of an 18" barrel and just on 4000 fpe and shoot 1 1/2" groups at 200 yards.
When I get to my computer I'll put up photos of Buffalo shot with North Forks from this rifle in 2012.
I'm under the pump with work for the next few days but I'll get back to this thread as soon as I can.
Cheers,
Evan
 
We couldn't get a Reamer! They wouldn't sell one to Aussies. I forget the details now
I can enlighten you guys on this........ From 2007 I made the B&M series Proprietary to SSK Industries, Brian and JD had done such an incredible job with all the cartridges and rifles, I trusted them with the reputation of the B&Ms completely. At that time, both Hornady and Manson Reamers made the dies and reamers proprietary to SSK industries, hell I could not get dies or reamers myself! HEH..... which was fine with me anyway, I am a shooter/hunter, not in the rifle business. Of course today things have changed, SSK Industries no longer exists, and before that happened now the dies and reamers are proprietary to me. Which I have the reamers and loan them out for folks who want to build if they have a competent gunsmith. I keep dies on hand for the guys that build and when they need them they get them at my cost.

Good for you Evan, getting your own done! HEH.....
I quickly found that Hodgden Li'l Gun gave the best by far velocities
Yes, this goes along with what I found as well with all the Super Shorts. Some of my load/pressure data; You can push with some loads to 64000-65000 PSI, but I much rather be some less than that overall. I don't care much to push it beyond 62000 PSI.

Some of my guys are using Enforcer in their Super Shorts with great success. I bought some a year or so ago, but have not got around to working with it yet, and currently do not have any of the Super Shorts set up to do pressure work. But pretty sure I can sort out a few loads with Enforcer in the future without the pressure data and be good to go.

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Enforcer powder is a notch up with the 50 B&M SS, plus any other cartridge you try to put over 100 % case capacity. One problem with LilGun is you start compressing it just dosen't like it and velocities will start to go down. It a very strange powder when its compressed velosities go down ? I've never ran across that happening with a powder. For many years I settled on velosites I could get using LilGun, but alway wondered if there was someything else. So several years ago started doing some work with Enforcer and a bunch of shells and bullets to see where it lead me. Was surprised Enforcer was very much like LilGun until you reached 100% then it begain to take the lead and shine with more velocity. Not a lot but enought that this handloader found the powder to use. Enforcer is a very fine powder so I use a 12" drop tube to "stack it in ", nice and tight.
Shooting Hornady 300 gr. FTX in a 16" barrel no problem 2574 fps primers are not flattened, very easy extraction even on a 90 degree day. And its a hammer on deer and bears approaching 200 yards....DRT
 
Enforcer powder is a notch up with the 50 B&M SS
Exactly who I was thinking of when I mentioned Enforcer above......... One day I will get around to it, but I think I have fallen into the trap "I have settled into the velocity I can get with LilGun, and too lazy to explore".............

When I get to my computer I'll put up photos of Buffalo shot with North Forks from this rifle in 2012.
Definitely "Buffalo Capable" in my test work here with the 325 North Fork ExCPS. In my test medium, anything over 20 inches is Buffalo Capable.

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Thanks for posting this info, especially about Enforcer powder.

I have a .510 WSM & a modern steel single shot 50/70 Gov that seem very close in capacity to the .50 B&M SS, unfortunately can’t get the good bullets here & I mainly put these together for subsonic use but would be great to have some good supersonic loads.
 
I still remember when you and the boys pitched up in camp with these "pistol" cartridges.
I thought I was going to be doing a lot of back-up shooting.
Oh, how wrong I was. o_O
 
I won't be trying those 50 B&M SS Enforcer loads in my 50-70 Govt. Trapdoor.
Might try them in my 50-70 Little Bighorn Rolling Block.
Maybe my 500 S&W Handi-Rifle too, heh-heh-heh.
Aussies shouldn't feel bad about not being able to get the reamers.
Nobody in the USA could either.
I had to get SSK to build my .458 B&M,
but I was eventually able to snag a reamer drawing for the .458 B&M from Michael458.
If I tell, I die.
 
One problem with LilGun is you start compressing it just dosen't like it and velocities will start to go down. It a very strange powder when its compressed velosities go down ? I've never ran across that happening with a powder.
Indeed, I never worked with a powder that reacted to compression like LilGun. It is a great powder for some applications and I use it a good bit in other cartridges, but compressed to a certain point in a given cartridge, both velocity and pressures drop instead of going the other way. Very odd. Another nasty thing about Lilgun, do NOT leave it in your powder hoppers for any length of time, it is very corrosive to plastics, sticky and difficult to remove from the hoppers. I do not even attempt to put Lilgun in my RCBS Chargemasters any longer, it nearly ruined them. It does meter very good, so I use it and empty the hoppers daily so there is no build up.
I still remember when you and the boys pitched up in camp with these "pistol" cartridges.
I thought I was going to be doing a lot of back-up shooting.
Oh, how wrong I was. o_O
It didn't stop you from shooting my damn "Redskin" for no reason at all........? After I put that big sneak on him! Frustration from not shooting with the boys I suppose....... HEH HEH.........

I have a .510 WSM & a modern steel single shot 50/70 Gov that seem very close in capacity to the .50 B&M SS, unfortunately can’t get the good bullets here
There is a 350 gr .510 Raptor that I had CEB make for a .510 caliber 50 Alaskan I had, it might work for you?

Bullet Tech is everything in any cartridge, but in particular all of these Super Shorts I had Cutting Edge and North Fork working on bullets that were specifically designed for them. North Fork already had the two Expanding CPS that they had done for the 45/70, in .458 caliber, as you see above the 325 is very good in the 458 Super Short and the 458 JCE. I had Cutting Edge do a 325 gr #13 Solid in .458 and used the 295 Lever Raptor for it as well. And of course there are a lot of good bullets available in .458.

I loved the Expanding CPS by North Fork, and was good friends with John, I had him copy that design for the .500 caliber Super Short and the .474 caliber super short. We also did the same for the larger .500 caliber cartridges and .474 caliber as well. The NF Solids at this time were the old nose profile.

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Later we revised the .500 calibers with the new profile from NF. Which is very similar to the CEB #13, hmmmm? LOL

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In .500 caliber I had Cutting Edge do 3785 #13 Solids and at the time 345 gr Raptors. Later I thinned the walls of the Raptor somewhat, and the weight dropped to 335 gr.

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In .474 caliber I did 350 #13 Solid adn 320 Raptors.................

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These bullets from Cutting Edge and North Fork enhanced the Super Shorts to another level of performance unheard of. Its all about the Bullet...... The Bullet does all the Heavy Lifting.
 

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Yes, "it's the bullet stupid" as James Carvile would say.
The original North Fork FN solid was an ogived RN, gen-1,
similar shape as a Barnes Banded solid FN, not bad,
I bought most of founder Mike Brady's leftover gen-1 when he sold the company.
The truncated cone was gen-2 similar to a GSC FN.
Gen-3 was the BBW#13 version by North Fork.
Shorter in length for same weight, and CG more forward,
even with same meplat as on gen-2, the gen-3 is going to be more stable
and penetrate deeper.
Funny how all those bullet makers all got to using the BBW#13 FN nose shape
developed at McCourry Institute of Ballistics (MIB) by Michael and Sam.
Science will prove its point.
Sort of a pun.
 
zz001.jpg

This 450-gr/.458 bullet progression over time at North Fork is not all inclusive.
The varying drive band structures may not be chronologically ordered here,
but the overall nose shapes are, methinks.
Drive bands had some input from MIB, IIRC, and then the Swedes took over.
450-gr is more than enough bullet in any .458-caliber rifle,
and the .458 B&M SS underscores that point.
 
It didn't stop you from shooting my damn "Redskin" for no reason at all........? After I put that big sneak on him! Frustration from not shooting with the boys I suppose....... HEH HEH.........
:LOL::cool::ROFLMAO:
Bwahaaaaa !!!
I think I may have prevented that Red skin from the indignity of dying from old age :A Too Cool:
 
Indeed, I never worked with a powder that reacted to compression like LilGun. It is a great powder for some applications and I use it a good bit in other cartridges, but compressed to a certain point in a given cartridge, both velocity and pressures drop instead of going the other way. Very odd. Another nasty thing about Lilgun, do NOT leave it in your powder hoppers for any length of time, it is very corrosive to plastics, sticky and difficult to remove from the hoppers. I do not even attempt to put Lilgun in my RCBS Chargemasters any longer, it nearly ruined them. It does meter very good, so I use it and empty the hoppers daily so there is no build up.

It didn't stop you from shooting my damn "Redskin" for no reason at all........? After I put that big sneak on him! Frustration from not shooting with the boys I suppose....... HEH HEH.........


There is a 350 gr .510 Raptor that I had CEB make for a .510 caliber 50 Alaskan I had, it might work for you?

Bullet Tech is everything in any cartridge, but in particular all of these Super Shorts I had Cutting Edge and North Fork working on bullets that were specifically designed for them. North Fork already had the two Expanding CPS that they had done for the 45/70, in .458 caliber, as you see above the 325 is very good in the 458 Super Short and the 458 JCE. I had Cutting Edge do a 325 gr #13 Solid in .458 and used the 295 Lever Raptor for it as well. And of course there are a lot of good bullets available in .458.

I loved the Expanding CPS by North Fork, and was good friends with John, I had him copy that design for the .500 caliber Super Short and the .474 caliber super short. We also did the same for the larger .500 caliber cartridges and .474 caliber as well. The NF Solids at this time were the old nose profile.

DSC05288-M.jpg


Later we revised the .500 calibers with the new profile from NF. Which is very similar to the CEB #13, hmmmm? LOL

DSC01628-L.jpg


DSC01672-L.jpg


DSC09043-L.jpg


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In .500 caliber I had Cutting Edge do 3785 #13 Solids and at the time 345 gr Raptors. Later I thinned the walls of the Raptor somewhat, and the weight dropped to 335 gr.

DSC08532-L.jpg


In .474 caliber I did 350 #13 Solid adn 320 Raptors.................

DSC08544-L.jpg


These bullets from Cutting Edge and North Fork enhanced the Super Shorts to another level of performance unheard of. Its all about the Bullet...... The Bullet does all the Heavy Lifting.

Yes I did manage to get some, horribly expensive down here & none in NZ, managed to pickup one box in Australia but even that is now off the table.

By the time I work up a load & sight in, I’ll be out as only 20ct box.

I need to pick up a nice mould for a heavy flat nose bullet & get both of these throated better as right now can shoot long 650-700gr bullets & short 450-520gr but not in between as throat is too short.

.510 WSM first three & 50/70 Gov on the right.

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Sarg,
What twist are you using on the .510 WSM ?
 
:LOL::cool::ROFLMAO:
Bwahaaaaa !!!
I think I may have prevented that Red skin from the indignity of dying from old age :A Too Cool:
As I recall he died from a serious case of "Brass Poison", due to a CEB Safari Raptor from my rifle, I heard you shoot, lord knows WHY, but not sure you hit anything? HEH...............

Yes I did manage to get some, horribly expensive down here & none in NZ, managed to pickup one box in Australia but even that is now off the table.

By the time I work up a load & sight in, I’ll be out as only 20ct box.
Indeed that would be a problem for sure. My Good Friend Daryl Lenkic of Meplat used to import the CEBs...... I am not sure if he still does or not? A box of 20 won't go too far........

Here is some 50 B&M Super Short Load data. I inherited a Ruger #1 that my late friend David had built in 50 B&M Super Short, 20 inch barrel it is a fun rifle to play around with. Back in 2017 I played around with some very light loads to shoot in it. Fun loads, but at .500 caliber also very effective as well. Loaded all bullets with 22/Bluedot, and they were very accurate and amazing enough nearly all of them had POI or close POI at 50 yards...... I can no longer see a scope or irons, but I can set this up with a high red dot type sight, tilt left to where my left eye can catch it. I think to rig this #1 up and have a fun gun to play with in the near future..............

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That is insane.......... from 300 gr to 500 gr........and all in between.
 
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MooseHunter wrote on Wildwillalaska's profile.
Hello BJ,

Don here AKA Moose Hunter. I think you got me by mistake. I have seen that rifle listed but it is not my rifle No worries
idjeffp wrote on Fish2table's profile.
I will be looking for a set of these when my .505 is done... sadly not cashed up right now for these. :(
Need anything in trade?
Cheers,
Jeff P
 
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