The Healey (Austin) manifold studs are NOT the usual studs found in the
American parts bin. These are fine thread on both ends. Not course on one end
and fine on the other, as are most automotive studs. Richard Mayor
> From: tfsbj7@mindspring.com
> To: rjh@cktenergy.com
> Date: Mon, 10 Aug 2009 11:07:32 -0400
> CC: healeys@autox.team.net
> Subject: Re: [Healeys] Dropped the engine - source for manifold-carb studs?
>
> Thanks Jim...
>
> I think you are correct about the breaking sequence.... I would like to see
> your bracket. During the night, I've thought of how to make one, but
> seeing what others have done might be a good idea.
>
> I've already contacted Bret... I've been considering adding the A/C anyway,
> so maybe this is a "sign" that it is time to get on with it.
>
> I'll check out the damper and stud leads....
>
> Thanks
> -skip-
>
>
> -----Original Message-----
> From: Richard J. Hockert [mailto:rjh@cktenergy.com]
> Sent: Monday, August 10, 2009 10:39 AM
> To: 'Skip Saunders'
> Subject: RE: [Healeys] Dropped the engine - source for manifold-carb studs?
>
>
> Skip:
>
> The manifold studs are a standard machine shop item, course threads on one
> end (into the head) and fine threads on the other end. A very good
hardware
> store will have them. Otherwise, try McMaster Carr online. Memory says
> that they are 5/16" diameter but measure to be sure. You can get them in
> various lengths. Way, way cheaper than Moss.
>
> For the rocker/lifting studs, go to ARP studs. Measure the size and call
> ARP. Their studs, head bolts, etc. are the strongest available. All race
> engine builders use them. They have rolled threads instead of cut threads.
> Buy their 12 point nuts to go with the studs.
>
> The damper can be repaired. Contact the Damper Doctor online.
>
> For the generator plate, contact Bret Blades through North Texas AHC. He
> sells an alternator conversion plate and can probably tell you someone who
> has converted and may still have an original plate left over.
>
> Last point. The reason the stud broke, most likely, was from a side load
> when the engine/gearbox was lifted at a severe angle. I made a solid
> lifting fixture that connects the two lifting points to reduce the side
> load. I can send a picture if you would like to see it.
>
> Best regards,
> Jim Hockert
> Dallas, TX
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