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-   -   Brake line thread pitch for FD3s. (https://www.rx7club.com/suspension-wheels-tires-brakes-20/brake-line-thread-pitch-fd3s-934336/)

ballinnmiami240sx 12-14-10 11:58 AM

Brake line thread pitch for FD3s.
 
Im deleting my ABS for a track purposed FD and i would like to replace the original hardlines with steel braided lines coming from the MC to the brakes to clean things up a bit. Does anyone know off the top what the thread pitch on the front calipers is and on the MC is?

Danny

FCNAred 12-14-10 03:37 PM

don't use braided lines for the brakes, rebend a custom hardline.

billyboy 12-14-10 04:01 PM

Front calipers are 10x1, not sure on the m/c. There is one car over here running braid from m/c, abs pump to calipers, he doesn't report any additional sponginess in the system, but looks stupid to my eyes and would have Carrol Smith rolling in his grave! Stainless hardline if you want bling might be an option too??

FCNAred 12-14-10 04:33 PM

i know i'd seen anodized brake fittings at one point too.

ballinnmiami240sx 12-14-10 07:23 PM


Originally Posted by FCNAred (Post 10366666)
don't use braided lines for the brakes, rebend a custom hardline.

whats your reasoning for this?

I was thinking of running the lines down by the subframe.

FCNAred 12-15-10 11:13 AM


Originally Posted by ballinnmiami240sx (Post 10367021)
whats your reasoning for this?

I was thinking of running the lines down by the subframe.

reason 1: cost, the cost of lines and fittings as well as time to assemble is substantially more than bending a hard line and flaring.

reason 2: durability, the rubber inside braided lines degrades over time but you can't tell because of the braided covering

reason 3: flexibility: you can make a much tighter radius bend without kinking with a hard line

reason 4: looks: cleanly done polished hardlines will look loads better than braided lines snaking all over the enginebay.


you may also have some decrease in pedal feel as the lines aren't as rigid as a hardline, but i won't make that came for a reason as i do not know for sure.

ballinnmiami240sx 12-17-10 10:03 AM

Gotcha. Well it looks like I will order an eastwood flaring tool to get the job done. I have done double flares with the cheaper flaring tools and its a pita.


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