[Tigers] Header bolts locking strategies

[michael@michaelshortt.com]

I would safety wire them for sure. Lock washer at minimum. Threadlocker for
sure.

Driving with them loose could destroy your engine, next time stop and fix
it, you were lucky.

Michael
On Aug 21, 2013 1:07 PM, "Dave Munroe" <dave at munroe.ca> wrote:

> In a word Theo, Yes. Must have had brain "lock". Shoulda thought of that
> myself! Thanks for the boot.
>
> My headers require that six of these bolts (three on each side) have very
> small heads to clear the pipes. Currently I have standard bolts in these
> locations that have the heads reduced to take the open end of a 7/16"
> wrench. This is not a satisfactory solution as you cannot get sufficient
> torque on them to keep them tight. Lock wire might fix this. The rest of
> the bolts are ARP socket head manifold bolts. The walls of the socket end
> of these bolts are too thin to reduce enough to fit by grinding. What I
> need are socket head bolts that have a reduced head diameter with the next
> size down Allen key. A strange bolt for sure, but I have not been
> successful in finding such an animal on the WWW. Any ideas?
>
> Also, is it a bad idea to keep driving the car with a leak at the
> cyl.head/manifold joint? Any danger of damaging the head or header surfaces?
>
> Thanks for your help!
>
> Dave
>
>
> ----- Original Message ----- From: "Smit, Theo" <Theo.Smit at dynastream.com>
> To: "Dave Munroe" <dave at munroe.ca>; <tigers at autox.team.net>
> Sent: Wednesday, August 21, 2013 1:10 PM
>
>
>
> Can you drill the bolt heads for lock wire?
> Theo
>
>
>
>
>> Hi Guys:
>>
>> I know on race cars this is an ongoing problem and that bolt locks are
>> usually fitted to prevent this fault. But the headers I have leave
>> little room for these mechanical locks. Does anyone else have this
>> problem, and is there a reasonable solution that doesn't require engine
>> removal to effect?
>>
>> Perhaps a new set of headers? One of the many Loctite formulas that
>> take high heat?
>>
>> Help!
>>
>> dave
>>
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