TRNW-2: 10R80 pump bolts

[pat schulte]

The early units had aluminum bolts as I recall, the later/new bolts are
steel with seals. I buy the OE kit which comes with new bolts, I torque
them to 15 ft lbs.

On Wed, Apr 9, 2025 at 6:46 AM Chris and Cathy Kershaw via trnw2 <
trnw2 at trnw.net> wrote:

> The silicone was fords idea. If I remember right from a previous
> discussion, maybe couple months ago, the early 10r had silicone on the
> bolts and si said replace the bolts. Later 10r had the replaceable seals on
> the bolts and said they can be reused.
>
> I think Dan Hogan provided early si (2019 revision) info from identifix
> saying throw away bolts.I had alldata si (2023 revision) that said replace
> bolts or seals on bolts. Both of us were looking up the same vehicle.
>
>
>
> On Wed, Apr 9, 2025 at 9:09 AM Steve Everett via trnw2 <trnw2 at trnw.net>
> wrote:
>
>> I just got 12 new ones from the dealer,  $1.40 each,  the newest ones
>> have a green o'ring on them, some still have the orange o-ring,  I'm
>> putting loctite on the threads  also, just for insurance,  I know I've had
>> to use those ones in the kits a couple times , and didn't have this
>> problem, so I'm not sure what happened, but it's likely I didn't double
>> check them after tightening them initially ?
>>
>>      Not sure why Ford decided to get away from the aluminum washers
>> they've used on other units ?   or why the aftermarket chose to put that
>> cheap silicone on their replacement bolts ?
>>
>>
>>    Steve
>>
>> On Wed, Apr 9, 2025 at 8:40 AM Healy Powertrain <info at healypowertrain.com>
>> wrote:
>>
>>> I'd use OEM on these:
>>> New Style Bolt (Including Seal):
>>>
>>> JL3Z-7N134-A  (each)
>>> (12 needed)
>>>
>>>
>>>
>>> Marcel Verwijmeren
>>> Healy Powertrain
>>> Driveline Solutions
>>> T 06 57745407
>>> E info at healypowertrain.com
>>> W www.healypowertrain.com
>>>
>>>
>>> On Wednesday, April 9, 2025 at 2:00:38 pm +02:00, Steve Everett via
>>> trnw2 <trnw2 at trnw.net> wrote:
>>>
>>>   I just had a 10R80 I built a couple weeks ago come back leaking out
>>> the front,  virtually all the pump bolts were loose,  I did not reuse the
>>> factory ones, but used the ones in the Precision kits,  which have the
>>> cheesey silicone applied around the bolt head,   So either I didn't get
>>> them tight enough originally ?  which may simply be what happened, I
>>> typically put them in with my speed handle, tighten them with my battery
>>> powered impact, and recheck them with my speed handle, but I could have
>>> been distracted during that process or pulled off to do something else ?
>>> who knows ?
>>>
>>>    What are most of ya'll using on these ?  the later design Ford bolts
>>> ?  or using these cheesey ones and maybe adding some locktite or adding a
>>> dab of silicone ?
>>>
>>>   Steve
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>>>
>>>
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>
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-- 
Pat Schulte
AAMCO Transmissions
Temecula, Ca.
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