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When Bolt Swapped - does one NEED to re-headspace?

Re: When Bolt Swapped - does one NEED to re-headspace?

Thanks Poke.

Anyone who has done this - did your rifle need any changes?

Just wondering if I need to anticipate extra 'smith' work/fees should I do a bolt swap.

Thanks.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: 6.5BR</div><div class="ubbcode-body">Required? </div></div>

Depends.

I picked up a 700 Remington barreled action in .308 that someone had installed a Sako extractor in. It would drop the brass back into the action unless you cycled the bolt fast an hard. Picked up a complete bolt off the Hide. Put it in, checked the head space, lug engagement, an timing, everything was good to go. Took it to the range, have had no problems to date and that was 2 years ago now.

I'd not shoot a swap out before at least checking the head space an lug engagement myself but, YMMV
 
Re: When Bolt Swapped - does one NEED to re-headspace?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: 6.5BR</div><div class="ubbcode-body">Required? </div></div>

checking the headspace is absolutely required. depending on the results of the check, it may or may not be required to do some work to get it into spec. i would be prepared to have work done but hope not to.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

If the new bolt headspaces "short" your existing barreled action, you can mod the bolt to the needed headspace. If the new bolt headspaces "long", you will have no choice but to set the barrel back and re-headspace.

In a few instances, you will get a new bolt that happens to fall within GO/NO-GO on your existing rig.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

Downzero, WHY the ? - B/c I had a 700 handle fail, looking at a custom rifle on a 700 action and considering it - IF I use a PT&G one piece bolt/handle assembly. I simply will not trust a OEM Rem 100%, and I want 100% confidence in my equipment.

FYI - this ? is not to start a debate on 700 failure rate - I am not going there.

Terry, what is the costs to do the work if needed sir?

Thanks much guys.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

Also, someone else suggested a 'Tig Weld' - is that a 100% bond/guaranteed not to fail - I do seem to recall it is reportedly stronger than a brazing.

I suppose when done right, a braze is SUPPOSED to hold, but MY rifle's bolt gave way under normal use - it was stainless and not sure if the 'braze' adheres better to CM or not, or if it was just not done completely/properly. Checked another brand new 700 back then and underneath the handle, it was very apparent 'braze material' was missing where it should have been so I had THAT one sent back to have it re-done, before ever firing that new rifle, and later selling it.

Anyway, I aim to do something other than an OEM if I were to buy a particular custom 700 I have an interest in.

Anyone know the smith charges for a tig weld?

Thanks all for their input.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

I'd talk to Chad Dixon (Longrifles, Inc) about reattaching your bolt handle with TIG weld on the back and solder from the front, it's by far the best method I've seen to date. He will also time your bolt properly to your specific action in the process. I'd do it, but I'm not a gunsmith, just a bolt knob guy.

When he's done, have him ship your rifle to you but send the bolt to me. I'll then install a TacOps bolt knob on it and refinish the bolt for you, all free of charge for parts and my services. How's that sound?

-matt
 
Re: When Bolt Swapped - does one NEED to re-headspace?

PTG one pc bolt should be available soon.
xli2px.jpg

2mecmdh.jpg
 
Re: When Bolt Swapped - does one NEED to re-headspace?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: 6.5BR</div><div class="ubbcode-body">Also, someone else suggested a 'Tig Weld' - is that a 100% bond/guaranteed not to fail - I do seem to recall it is reportedly stronger than a brazing. </div></div>

It needs to be a combination of the 2, since the front side cannot be TIG'd, only the back. As I mentioned, Chad Dixon's method is near indestructable, but I'm not sure what he charges for this service.

-matt
 
Re: When Bolt Swapped - does one NEED to re-headspace?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: ackleyfan</div><div class="ubbcode-body">PTG one pc bolt should be available soon.
xli2px.jpg

2mecmdh.jpg
</div></div>

That seems like the simplest way to a bolt/handle that should never be able to separate.

Thanks all for the information - your posts are much appreciated.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

I've looked into the PTG bolts they seem to be pretty nice. Just wondering on how well they will work.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

Yup.

Take your action and bolt to a smith.

Get him to true the action while hes doing everything. Then get him to reattach the bolt handle by screwing it back in place and TIG welding it back or silver solder. You can then grind back the screw head, fill the surface and smooth it, and then cerakote the bolt.

Your bolt handle will never come off again and your action will be trued and shoot much better.
 
Re: When Bolt Swapped - does one NEED to re-headspace?

I've bought 2 bolts from PT&G, they are great. Both fit my rifles without a hitch, and needed no further work on my rifles at all. I checked both rifles with a chamber gage, and they were spot on. I can't tell anything about lug engagement, but these rifles shoot great, one of them a decent amount better than before. I would talk to PT&G and go with their recommendations.