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-   -   Rear axle brake line "T"? (https://www.rx7club.com/1st-generation-specific-1979-1985-18/rear-axle-brake-line-t-1031914/)

Dysfnctnl85 04-09-13 07:30 AM

Rear axle brake line "T"?
 
I have a disc brake rear-end in my GS and I'm hooking up the brake hardline on the axle itself, but it looks like I'm missing a component. I've purchased the hose that connects the hardline from the brake unit to the hardline on the axle, but since there are two hard lines on the axle, I need a "T" or something.

I've searched high and low but I'm not sure what to call this component.

Does anyone know?

j9fd3s 04-09-13 09:41 AM

you mean FA18-43-642A? Mazda calls it a joint, its NLA.

i don't remember what the 1st gen part is like but on an FC, its literally just a block with the 3 passages drilled in it

elwood 04-09-13 10:11 AM

On the FB, it's more of a "Y", with a hole for an M6 retaining screw. If you list this in the wanted section, you may get some traction. I was able to find somebody willing to sell me just the spring seats for a conversion project.

Dysfnctnl85 04-09-13 10:43 AM


Originally Posted by j9fd3s (Post 11433960)
you mean FA18-43-642A? Mazda calls it a joint, its NLA.

i don't remember what the 1st gen part is like but on an FC, its literally just a block with the 3 passages drilled in it

I was wondering if I could use the FC equivalent. It doesn't seem like it's anything special. Thanks for the info.

Dysfnctnl85 04-09-13 10:44 AM


Originally Posted by elwood (Post 11433999)
On the FB, it's more of a "Y", with a hole for an M6 retaining screw. If you list this in the wanted section, you may get some traction. I was able to find somebody willing to sell me just the spring seats for a conversion project.

I'll post, but I'm in a time crunch! Thanks for the advice. I might just use the FC equivalent.

j9fd3s 04-09-13 11:34 AM

i think the FC part is a T, we're using one to add a brake pressure sensor on the race car

Dysfnctnl85 04-09-13 11:40 AM


Originally Posted by j9fd3s (Post 11434100)
i think the FC part is a T, we're using one to add a brake pressure sensor on the race car

45-291A-FB01, perhaps?

j9fd3s 04-09-13 11:50 AM


Originally Posted by Dysfnctnl85 (Post 11434111)
45-291A-FB01, perhaps?

yep

Dysfnctnl85 04-09-13 11:56 AM


Originally Posted by j9fd3s (Post 11434126)
yep

I'll try and source it locally but if I can't (and I'm not holding my breath), I'll go with that.

Thanks for the response!

sommmatt 04-09-13 12:26 PM

You should be able to get something like this from any parts store.

Dysfnctnl85 04-09-13 12:32 PM


Originally Posted by sommmatt (Post 11434169)
You should be able to get something like this from any parts store.

A caveat being finding someone willing to search for a part.

I have yet to encounter such a person :(.

elwood 04-09-13 06:07 PM

I Have One!
 
3 Attachment(s)
Man, It's your lucky day. When I sold my OEM rear axle, I thought I had shipped this part with it, but I hadn't. It's grimy, but otherwise in perfect condition. It even includes a SS flex hose.

If you want it, PM me your address, and I'll send it to you for free (oranges not included).

Dysfnctnl85 04-09-13 07:42 PM


Originally Posted by elwood (Post 11434475)
Man, It's your lucky day. When I sold my OEM rear axle, I thought I had shipped this part with it, but I hadn't. It's grimy, but otherwise in perfect condition. It even includes a SS flex hose.

If you want it, PM me your address, and I'll send it to you for free (oranges not included).

PM'd!

Send me them oranges, haha.

Fungus Mungus 04-09-13 11:03 PM

Oh, great...I'm glad I saw this posting. I didn't realize the brake lines on the axles connected differently than they do on the drum brake axles. Now I'm looking for one of these. Glad I saw this before I started the swap. :/

fm

MIKE-P-28 04-10-13 02:05 AM

Mine was missing too. Block of steel. Drill and tap 3 holes in it 10mm x 1mm. Offset the one for the soft line to drill a 6mm hole straight through so you can mount it. Costed about 2 bucks.

Fungus Mungus 04-10-13 01:25 PM

MIKE-P-28,
If i can't find one soon, I'll fab my own...so simple. What thread are the brake lines?

fm

zaridar 04-10-13 02:09 PM

I just used a t from my work (AutoZone). Didnt have metric thread so... Got two metric hard lines to fit calipers/hoses.. Cut off inside ends and flared on standard tube nuts. I did the same with a short section of line to the center hose.... Ill see if I can get a pic... Works great looks good too

zaridar 04-10-13 02:12 PM

1 Attachment(s)
Here it is

elwood 04-10-13 06:24 PM


Originally Posted by zaridar (Post 11435283)
Here it is

That paint looks like it's an inch thick :)

j9fd3s 04-10-13 07:25 PM

the FD one looks close, F100-42-85X, its available, at least

zaridar 04-11-13 09:21 AM


Originally Posted by elwood (Post 11435482)

That paint looks like it's an inch thick :)

Haha. I blasted the whole disc rear end then just spray bombed it... Only two coats... It's got a lot of pitting from the previous rust that Was on it... I have since switched to gslse rear w disc to support mosers and tII brakes... This go around I used brush on hammered tough to disguise some of the imperfections I like it anyways...

MIKE-P-28 04-13-13 09:27 AM


Originally Posted by Fungus Mungus (Post 11435236)
MIKE-P-28,
If i can't find one soon, I'll fab my own...so simple. What thread are the brake lines?

fm

10 on 1 ... To be exact in techno speak 10mm diameter on 1mm thread pitch. Standard brake line used on about everything on the road. I know the new Siennas use it too. Hey now that I thinking of it. A lot of Toyota's use a distribution block on the firewall. The new sienna used a 6 way. Too many I know but opens up a lot of opportunity. You might even get something at the local hardware store semi close.

Fungus Mungus 04-13-13 09:02 PM

Thanks Mike. Well, it happens that I found one from a part-out, so I'm good. But it's great to know I could have made one of these easily.

fm


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