TRNW-2: 10R80 pump bolts

Chris and Cathy Kershaw kershawservicesllc at gmail.com
Fri Apr 11 08:52:06 PDT 2025 

Separately as needed
On Fri, Apr 11, 2025 at 11:51 AM Dan Hogan via trnw2 <trnw2 at trnw.net> wrote:

> Nope.
>
> BW friction module 35955KIT fits ford and gm units ~$100.  Pistons in the
> transtec kit from TS or buy separately?
>
> ---
>
>
> Dan Hogan
>
> Buster's Transmission Service
>
> https://busterstransmission.com
>
> 704.847.5321
> ------------------------------
> *From:* trnw2-bounces at trnw.net <trnw2-bounces at trnw.net> on behalf of
> Chris and Cathy Kershaw via trnw2 <trnw2 at trnw.net>
> *Sent:* Friday, April 11, 2025 10:00 AM
>
> *To:* Steve Everett <severett61 at gmail.com>; Technical Discussion Forum <
> trnw2 at trnw.net>
> *Subject:* Re: TRNW-2: 10R80 pump bolts
>
> Dan, do you buy 10r frictions from ford? We see a lot of flaking frictions
> in those so we’ve been buying a less steel kit from Transtar, 425 with bw
> frictions.
> On Fri, Apr 11, 2025 at 9:57 AM Steve Everett via trnw2 <trnw2 at trnw.net>
> wrote:
>
> Thanks Dan!   We have been paying over $200 for a paper rubber, without
> pistons
>
> Steve
>
> On Fri, Apr 11, 2025, 9:16 AM Dan Hogan <danhogan at busterstransmission.com>
> wrote:
>
> Steve,
>
> The kit number is hl3z-7153-f.  About $157 wholesale ... for now.  They do
> come with the front seal plate, molded pistons and metal clad seals.  This
> number does not contain the RWD output seal for some reason.
>
> ---
>
>
> Dan Hogan
>
> Buster's Transmission Service
>
> https://busterstransmission.com
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__busterstransmission.com&d=DwMFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=smOzNWPZu5-MBJg-0tkHhHoVW9xEBKdKWsMxBeFAJDZVJI6X79ZhQVJ_erT6I9aF&m=H4ijbevgjAtRLfU4HDU9-Arjq2INGd4OgpWp12fN8tEk0-w7WUA7-DCrSTeAVR43&s=_06LZ1dio477PRaFD07dp6iiDFFdslvZzk0ZSzmE-eQ&e=>
>
> 704.847.5321
> ------------------------------
> *From:* Steve Everett <severett61 at gmail.com>
> *Sent:* Friday, April 11, 2025 5:57 AM
> *To:* Dan Hogan <danhogan at busterstransmission.com>; Technical Discussion
> Forum <trnw2 at trnw.net>
> *Subject:* Re: TRNW-2: 10R80 pump bolts
>
>   I need to have the manager check the availability and price of the Ford
> seal kits,  do you happen to have the part # on those ?   Do they come with
> the front seal plate ?
>
>     Steve
>
> On Thu, Apr 10, 2025 at 7:29 PM Dan Hogan via trnw2 <trnw2 at trnw.net>
> wrote:
>
> Steve,
>
> These bolts don’t appear to be TTY  (old or new) and looks like the reason
> the SI states to replace was the integral seal patch on the original
> design.
>
> I agree with your conclusion. Use the new factory bolts if your unit has
> the silicone patch style bolts and if they are already the late design
> replace the rubber seals with new.
>
> I haven’t seen the precision bolts as we don’t buy aftermarket kits for
> these as it doesn’t make sense given the current pricing. Thanks for the
> heads up.
>
> I do advise using a torque wrench for critical fasteners like pump and
> valvebody bolts and follow the spec in SI. Why not?
>
> —-
> Dan Hogan
> Buster’s Transmission Service
> Matthews, NC 28105
> 704-847-5321
> https://busterstransmissionservice.com
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__busterstransmissionservice.com&d=DwMFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=smOzNWPZu5-MBJg-0tkHhHoVW9xEBKdKWsMxBeFAJDZVJI6X79ZhQVJ_erT6I9aF&m=VB5hfDjdpq_WfJYZvnxJPbOdOqsQ7ZCqg_i3lFANOTAUT5hCX9xp3UQzKTN4C-lw&s=ZsiDVtX5xNsb0yhb41rXaYLmj7VZZQ-FLWfTeA2CYVc&e=>
>
> On Apr 10, 2025, at 6:38 AM, Steve Everett via trnw2 <trnw2 at trnw.net>
> wrote:
>
> 
>  I've used them a couple times and didn't have any issues,   the very
> first 10R I built I didn't fully engage one of the clutches in the CDF drum
> and we had to pull it back out, I noticed then the silicone on the bolts
> was smashed and distorted and basically useless , I had to add silicone to
> each when I reassembled it,
>
>      The latest Ford pump bolts are 1000% better than those cheap pump
> bolts in the Precision kits,  I'll never use them again,  Ford bolts are
> only $1.40 each, and if needed to can easily be reused,   I'm not a fan of
> Precision kits anyway, and stuff like this is one of the many reasons,
>
>      As far as the torque to yield stuff they said when these came out,
> and is still repeated to this day,  all the replacement bolts I've seen are
> steel,  including the cheap ones in the kit I used,   the torque spec is
> only 20 ft lbs as far as I looked up,  I doubt very seriously those bolts
> are going to stretch at that low of torque ?   in fact I doubt aluminum
> bolts would stretch at only 20 ft lbs ?  so some "engineer" who has no
> grasp of the real world came up with that when designing this unit
>
>    Steve
>
>     Steve
>
> On Thu, Apr 10, 2025 at 6:28 AM Fred Whitaker via trnw2 <trnw2 at trnw.net>
> wrote:
>
>  I have been using the bolts in the precision kits with no problems so far.
> ------------------------------
> *From:* trnw2-bounces at trnw.net <trnw2-bounces at trnw.net> on behalf of
> Donald Day via trnw2 <trnw2 at trnw.net>
> *Sent:* Wednesday, April 9, 2025 6:15 PM
> *To:* Steve Everett <severett61 at gmail.com>; Technical Discussion Forum <
> trnw2 at trnw.net>
> *Subject:* Re: TRNW-2: 10R80 pump bolts
>
> Add a4ld washers and use torque wrench
>
>
> Sent from the all new AOL app for iOS
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__apps.apple.com_us_app_aol-2Dnews-2Demail-2Dweather-2Dvideo_id646100661&d=DwMFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=smOzNWPZu5-MBJg-0tkHhHoVW9xEBKdKWsMxBeFAJDZVJI6X79ZhQVJ_erT6I9aF&m=IDkwcuQS3vlekyjZ7U0nihV69hWZODywHa69rNvudhX03P3UyDFl-66P0aZcTPw7&s=UTJiDmL577iIsWFaqlvToj-5Xcr-CKowmuIsqdclbn8&e=>
>
> On Wednesday, April 9, 2025, 9:10 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
> <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.healypowertrain.com_&d=DwMFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=smOzNWPZu5-MBJg-0tkHhHoVW9xEBKdKWsMxBeFAJDZVJI6X79ZhQVJ_erT6I9aF&m=IDkwcuQS3vlekyjZ7U0nihV69hWZODywHa69rNvudhX03P3UyDFl-66P0aZcTPw7&s=F2VUELG2uGagbap6UaymKMGO6qcRLKjdvnVw4bcYsqo&e=>
>
>
> 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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