[DeTomaso] I need some advice from you Fordies

[Dave Londry]

Well damn. I wasn't going to think of that John.
And I have a MIG that just sits around doing nothing.
So you had one that wasn't damaged, but wouldn't line up with the stock 
guideplate?

dave
(rockershafts are less exciting)

John Taphorn wrote:
> Dave
>
> If you own a MIG, the task is relatively easy.  I removed my 
> guideplate, cut it in half with a sawzall.  Then refit the two pieces 
> of the guideplate in the head and align them so as the rocker's roller 
> tip are dead center on the valve stem tip.  Shielding the rest of the 
> engine from potential weld splatter, tack the guideplate with your 
> MIG.  Then remove the guideplate and finish your weld safely away from 
> the engine.
>
> I did do mine before the engine was in the car and it certainly made 
> it more accessible.  Remember to disconnect your MSD should you be 
> using one.
>
> JT
>
> ----- Original Message ----- From: "Dave Londry" <davel at emspace.com>
> To: "Will Kooiman" <wkooiman at earthlink.net>
> Cc: <detomaso at realbig.com>
> Sent: Sunday, January 17, 2010 8:56 PM
> Subject: Re: [DeTomaso] I need some advice from you Fordies
>
>
>> Will
>> Yes there is a big difference in the centering of #8 intake & exhaust.
>> No crack in the guide plate though, they all have that stamping mark
>> through the 5 in the part number.
>> No metal has come off the roller yet and the mark is in line with the
>> edge of the valve stem,
>> so I think it will be OK after I get it lined up. Bent pushrod is a
>> good thought.
>> Anyhow I'll take it off and have a good look. And I'll align them all.
>>
>> Any warnings beyond "don't drop hard shit down the oil drains"?
>>
>> Taking off the right cover is harder than I thought.
>> It's pinned down by the support on the hard coolant line to the swirl 
>> tank.
>> Looks like I'm going to have to ask the coolant line to flex a little 
>> bit.
>>
>> Next time it'll seem normal, but it's an adventure this time.
>> Hard on the knees too.
>>
>> thanks for the advice.
>> dave
>>
>> Will Kooiman wrote:
>>> Wait a minute.  I just noticed how far #8 intake is off.  #8 exhaust 
>>> looks
>>> centered.  The guide plate also looks cracked - by the PN.
>>>
>>> Take it apart and see if anything is broken.
>>>
>>> It might be as simple as a bent pushrod.
>>>
>>> -----Original Message-----
>>> From: Will Kooiman [mailto:wkooiman at earthlink.net]
>>> Sent: Sunday, January 17, 2010 6:26 PM
>>> To: 'detomaso at realbig.com'
>>> Subject: RE: [DeTomaso] I need some advice from you Fordies
>>>
>>> It could be as simple as the guide plates being too far to one side.  I
>>> spent a lot of time aligning my rockers.  I didn't have to 
>>> cut/reweld them.
>>>
>>> Before you tighten the rocker stud, you can slide the guide plate 
>>> left and
>>> right (and up/down).  If you slide it to the left, the rocker tips 
>>> slide to
>>> the right - and vice versa.  You keep fudging with it until they're 
>>> in the
>>> center for both intake and exhaust.
>>>
>>> I don't know about the galling.  I'd guess it's due to oiling (lack
>>> thereof).  One of the reasons I went with Crane Gold Race rockers is 
>>> because
>>> of comments I heard about how it handled oiling.  On one engine, I 
>>> cut the
>>> tops off of an old set of valve covers, and ran the engine.  If you 
>>> try it
>>> without valve covers, you'll shoot oil like a little oil well.
>>>
>>> I also spent a lot of time making sure nothing was rubbing or 
>>> binding. Most
>>> of my intake pushrods were rubbing the guide plate (in the wrong 
>>> place -
>>> they always rub on the edges).
>>>
>>> If it were me, I'd remove the rocker and inspect it more closely.  
>>> If it's
>>> discolored, it probably overheated.  I'd think a little blueing is 
>>> okay, but
>>> I'm not an expert.  If it has galling, I'd replace it for sure.  A new
>>> rocker is cheaper than a new valve.
>>>
>>> I'd also check the alignment of the rockers - especially #8.  The 
>>> rollers
>>> should be centered on the valve stem.
>>>
>>> -----Original Message-----
>>> From: detomaso-bounces at realbig.com 
>>> [mailto:detomaso-bounces at realbig.com] On
>>> Behalf Of Larry Finch
>>> Sent: Sunday, January 17, 2010 5:29 PM
>>> To: detomaso at realbig.com
>>> Subject: [DeTomaso] I need some advice from you Fordies
>>>
>>> Is this the situation where sometimes the roller guides need to be
>>> cut, sectioned and welded?
>>>
>>> I'm book learned, but have no first hand knowledge... ;-)
>>>
>>> Larry
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