[TR] Triumphs Digest, Vol 18, Issue 45
John Finlayson
john_finlayson at telus.net
Wed Apr 30 20:05:03 MDT 2025
Have you tried British Tools Fasteners? I have not purchased anything from
them but have reviewed their website.
This is their help page.
British Fastener Specs <https://britishfasteners.com/help.html>
On Wed, Apr 30, 2025 at 11:51 AM <triumphs-request at autox.team.net> wrote:
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> Today's Topics:
>
> 1. Re: TR] Rocker Shaft locating screw (Roger Elliott)
> 2. Re: TR] Rocker Shaft locating screw (DAVID MASSEY)
> 3. Re: TR] Rocker Shaft locating screw (Roger Elliott)
> 4. Re: TR] Rocker Shaft locating screw (DAVID MASSEY)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 29 Apr 2025 13:10:10 -0500
> From: Roger Elliott <elliottr at rmi.net>
> To: triumphs at autox.team.net
> Subject: Re: [TR] TR] Rocker Shaft locating screw
> Message-ID: <a92baf9c-88d6-4b9d-a0ff-e9fcb1ec26dd at rmi.net>
> Content-Type: text/plain; charset="utf-8"; Format="flowed"
>
> The locating screw is smaller than 1/4 inch.? Hard to tell that in the
> picture below.? More like a #12 screw.
>
> The locating screw seems to screw into a M6x1 sizer at the hardware
> store.? But strangely a M6x1 bolt won's screw into the hole.
>
> It appears to be 27tpi according to my gauge.
>
> Looks very close to m5x.8
>
> Thanks,
> Roger
>
> On 4/28/25 21:28, aribert neumann wrote:
> > The screw?is 1/4 inch.? I don't remember if fine thread: 28 tpi or
> > coarse thread:20 tpi? ? ? ? For grins, I would get a known M6x1
> > fastener and see if it threads in.
> >
> >
> >
> >
> > --------- Forwarded message ----------
> > From:?Roger Elliott <elliottr at rmi.net>
> > To: triumphs at autox.team.net
> > Cc:
> > Bcc:
> > Date:?Sun, 27 Apr 2025 18:20:35 -0500
> > Subject:?[TR] Rocker Shaft locating screw
> > Anyone know what size the rocker shaft locating screw is? I just
> > received a rocker shaft that the screw will not go into. Checked with
> > drill bits.? An 11/64 drill bit would go into old rocker shafts easily,
> > but not into the new one.
> >
> > Shouldn't make any difference, but this is for a GT6 mark 1.
> >
> > Thanks,
> > Roger Elliott
> >
> > **triumphs at autox.team.net **
> >
> > Donate:http://www.team.net/donate.html
> > Archive:http://www.team.net/pipermail/triumphs
> http://www.team.net/archive
> >
> > Unsubscribe/Manage:
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> ------------------------------
>
> Message: 2
> Date: Tue, 29 Apr 2025 23:34:48 +0000 (UTC)
> From: DAVID MASSEY <dave1massey at cs.com>
> To: "triumphs at autox.team.net" <triumphs at autox.team.net>, Roger
> Elliott <elliottr at rmi.net>
> Subject: Re: [TR] TR] Rocker Shaft locating screw
> Message-ID: <1214400213.3372950.1745969688851 at mail.yahoo.com>
> Content-Type: text/plain; charset="utf-8"
>
> Moss lists these as?
> https://mossmotors.com/323-215-screw-shaft-locating
> It may be whitworth or something.
> Dave
>
>
>
>
> On Tuesday, April 29, 2025 at 02:34:18 PM CDT, Roger Elliott <
> elliottr at rmi.net> wrote:
>
>
> The locating screw is smaller than 1/4 inch.? Hard to tell that in the
> picture below.? More like a #12 screw.
>
>
> The locating screw seems to screw into a M6x1 sizer at the hardware
> store.? But strangely a M6x1 bolt won's screw into the hole.?
>
>
> It appears to be 27tpi according to my gauge.?
>
>
> Looks very close to m5x.8
>
>
> Thanks,
> Roger
>
> On 4/28/25 21:28, aribert neumann wrote:
>
>
> The screw?is 1/4 inch.? I don't remember if fine thread: 28 tpi or coarse
> thread:20 tpi? ? ? ? For grins, I would get a known M6x1 fastener and see
> if it threads in.
>
>
>
> --------- Forwarded message ----------
> From:?Roger Elliott <elliottr at rmi.net>
> To:?triumphs at autox.team.net
> Cc:?
> Bcc:?
> Date:?Sun, 27 Apr 2025 18:20:35 -0500
> Subject:?[TR] Rocker Shaft locating screw
> Anyone know what size the rocker shaft locating screw is? I just
> received a rocker shaft that the screw will not go into.? Checked with
> drill bits.? An 11/64 drill bit would go into old rocker shafts easily,
> but not into the new one.
>
> Shouldn't make any difference, but this is for a GT6 mark 1.
>
> Thanks,
> Roger Elliott
> ** triumphs at autox.team.net **
>
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/pipermail/triumphs
> http://www.team.net/archive
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> ** triumphs at autox.team.net **
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> ------------------------------
>
> Message: 3
> Date: Tue, 29 Apr 2025 18:48:48 -0500
> From: Roger Elliott <elliottr at rmi.net>
> To: "triumphs at autox.team.net" <triumphs at autox.team.net>
> Subject: Re: [TR] TR] Rocker Shaft locating screw
> Message-ID: <71e4b6e4-b150-42e1-bd0d-07f6dac066ac at rmi.net>
> Content-Type: text/plain; charset="utf-8"; Format="flowed"
>
> Thanks Dave,
>
> I have a couple of the screws. (though mine have a Pozidriv head
> instead.? The problem is I have 2 rocker shafts that were tapped for the
> wrong size. So, I am trying to figure out if I could tap them to the
> right size.
>
> What I said on a previous post was wrong.? I went back to a hardware
> store and the locating screw slid right into the M6x1 tester with out
> having to turn it.? So it is smaller than that. It would not go into a
> M5x.8
>
> I suspect you are right about it being a Whitworth.
>
> Thanks,
> Roger
>
> On 4/29/25 18:34, DAVID MASSEY wrote:
> > Moss lists these as
> >
> > https://mossmotors.com/323-215-screw-shaft-locating
> >
> > It may be whitworth or something.
> >
> > Dave
> >
> >
> >
> >
> > On Tuesday, April 29, 2025 at 02:34:18 PM CDT, Roger Elliott
> > <elliottr at rmi.net> wrote:
> >
> >
> > The locating screw is smaller than 1/4 inch.? Hard to tell that in the
> > picture below.? More like a #12 screw.
> >
> > The locating screw seems to screw into a M6x1 sizer at the hardware
> > store.? But strangely a M6x1 bolt won's screw into the hole.
> >
> > It appears to be 27tpi according to my gauge.
> >
> > Looks very close to m5x.8
> >
> > Thanks,
> > Roger
> >
> > On 4/28/25 21:28, aribert neumann wrote:
> > The screw?is 1/4 inch.? I don't remember if fine thread: 28 tpi or
> > coarse thread:20 tpi ? For grins, I would get a known M6x1 fastener
> > and see if it threads in.
> >
> >
> >
> >
> > --------- Forwarded message ----------
> > From:?Roger Elliott <elliottr at rmi.net <mailto:elliottr at rmi.net>>
> > To: triumphs at autox.team.net <mailto:triumphs at autox.team.net>
> > Cc:
> > Bcc:
> > Date:?Sun, 27 Apr 2025 18:20:35 -0500
> > Subject:?[TR] Rocker Shaft locating screw
> > Anyone know what size the rocker shaft locating screw is? I just
> > received a rocker shaft that the screw will not go into.? Checked with
> > drill bits.? An 11/64 drill bit would go into old rocker shafts easily,
> > but not into the new one.
> >
> > Shouldn't make any difference, but this is for a GT6 mark 1.
> >
> > Thanks,
> > Roger Elliott
> >
> > **triumphs at autox.team.net <mailto:triumphs at autox.team.net> **
> >
> > Donate:http://www.team.net/donate.html <http://www.team.net/donate.html>
> > Archive:http://www.team.net/pipermail/triumphs <
> http://www.team.net/pipermail/triumphs> http://www.team.net/archive <
> http://www.team.net/archive>
> >
> > Unsubscribe/Manage:
> http://autox.team.net/mailman/options/triumphs/elliottr@rmi.net <
> http://autox.team.net/mailman/options/triumphs/elliottr@rmi.net>
> > ** triumphs at autox.team.net **
> >
> > Donate: http://www.team.net/donate.html
> > Archive: http://www.team.net/pipermail/triumphs
> > http://www.team.net/archive
> >
> > Unsubscribe/Manage:
> > http://autox.team.net/mailman/options/triumphs/dave1massey@cs.com
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> ------------------------------
>
> Message: 4
> Date: Wed, 30 Apr 2025 11:58:45 +0000 (UTC)
> From: DAVID MASSEY <dave1massey at cs.com>
> To: "triumphs at autox.team.net" <triumphs at autox.team.net>, Roger
> Elliott <elliottr at rmi.net>
> Subject: Re: [TR] TR] Rocker Shaft locating screw
> Message-ID: <467697119.3508541.1746014325551 at mail.yahoo.com>
> Content-Type: text/plain; charset="utf-8"
>
> Wikipedia has a fairly comprehensive page on Whitworth bolts
> https://en.wikipedia.org/wiki/British_Standard_Whitworth
> It looks like it might be a 7/32 which is between M5 and M6.? Good luck
> finding one of those.
> Moss has them and Rimmer Brothers have them (part no 104859).? I suspect
> there is one old bloke in the Lake District who still has the tooling and
> is making them in his retirement.? Such was the nature of the British Auto
> Industry in the early years after the war.
> Seriously, I'll bet Rimmer contracted a large quantity (1,000?) be
> produced and sold half of them to Moss.
> But these are hex head rather than Pozidrive.? I have only a passing
> familiarity with machine shop operations but I suspect that making the hex
> head version is much easier to make using an NC lathe and hexagonal feed
> stock.? Making a Pozidrive (or even Philips) would require a stamping
> operation to form the head.? If you insist on Pozidrive maybe you can
> arrange a swap with someone who has a Pozidrive screw and is willing to use
> the hex head.
> Dave
>
>
>
>
> On Tuesday, April 29, 2025 at 07:30:40 PM CDT, Roger Elliott <
> elliottr at rmi.net> wrote:
>
>
> Thanks Dave,
>
>
> I have a couple of the screws. (though mine have a Pozidriv head instead.?
> The problem is I have 2 rocker shafts that were tapped for the wrong size.
> So, I am trying to figure out if I could tap them to the right size.
>
>
> What I said on a previous post was wrong.? I went back to a hardware store
> and the locating screw slid right into the M6x1 tester with out having to
> turn it.? So it is smaller than that.? It would not go into a M5x.8
>
>
> I suspect you are right about it being a Whitworth.
>
>
> Thanks,
> Roger
>
> On 4/29/25 18:34, DAVID MASSEY wrote:
>
>
> Moss lists these as?
> https://mossmotors.com/323-215-screw-shaft-locating
> It may be whitworth or something.
> Dave
>
>
>
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>
> Subject: Digest Footer
>
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> ------------------------------
>
> End of Triumphs Digest, Vol 18, Issue 45
> ****************************************
>
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