TRNW-2: 10r80 valve body

[Steve Everett]

Okay,  ya'll have convinced me,  lol,   next one I do I'll use the zip
kit,   I'm sure the Boss will appreciate it,

   Steve

On Tue, Sep 30, 2025 at 10:17 AM Healy Powertrain via trnw2 <trnw2 at trnw.net>
wrote:

> x2
> This is caused by the heavy solenoids damaging the bores, There is a MUST
> HAVE Tool for resizing those bores:
>
> https://www.sonnax.com/parts/5620-clutch-control-valve-bore-sizing-tool
>
> Marcel Verwijmeren
> Healy Powertrain
> Driveline Solutions
> T 06 57745407
> E info at healypowertrain.com
> W www.healypowertrain.com
>
>
> On Tuesday, September 30, 2025 at 1:40:40 am +02:00, pat schulte via trnw2
> <trnw2 at trnw.net> wrote:
>
> Agree Phil, those valves can cause nightmares if they are draggy.
>
> On Mon, Sep 29, 2025 at 3:24 PM Phil Materi via trnw2 <trnw2 at trnw.net>
> wrote:
>
> We tried using Ratiotek kits along with a couple of Sonnax valves (not pr
> valve due to incompatibility with Ratiotek) and found the transmissions
> took a very long time to adapt, and had intermittent harsh
> shifts/engagements.  We switched to the Sonnax Zip Kit with the last 3-4
> 10R80s and couldn't believe how quickly they adapted and worked very well.
> Just make sure that those control valves fall in/out of their bores with
> their own weight.  They seem very susceptible to sticking with no return
> springs.
>
> HTHs
> Phil Materi
> A&B Transmissions
> Langley, B.C.
>
> ------------------------------
>
> *From:* trnw2-bounces at trnw.net <trnw2-bounces at trnw.net> on behalf of
> Steve Everett via trnw2 <trnw2 at trnw.net>
> *Sent:* September 29, 2025 10:34 AM
> *To:* Technical Discussion Forum <trnw2 at trnw.net>
> *Subject:* TRNW-2: 10r80 valve body
>
>  What are most of you doing on the 10r80 valvebody wise ?  still using new
> Ford valvebodies?  or using the zip kits on them ?  I've noticed the price
> has creeped up on them from Ford , I just finished one and the valvebody
> was right at $700,   imagine it will continue to increase as time goes on
>
>    Steve
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>
>
> --
> Pat Schulte
> AAMCO Transmissions
> Temecula, Ca.
> This message was sent from the TRNW Technical Discussion Forum (trnw2).
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>
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