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Lotus Europa Forums => Garage => Topic started by: califkid_66 on Saturday,May 06, 2023, 05:08:31 PM

Title: What size threads junction block
Post by: califkid_66 on Saturday,May 06, 2023, 05:08:31 PM
Does someone know what size threads the junction block are I want to make new lines from the junction blocks to the master
Thanks that’s the only information I need to finish up the brake system
Title: Re: What size threads junction block
Post by: BDA on Saturday,May 06, 2023, 07:07:48 PM
I believe they are 3/8 - 24.
Title: Re: What size threads junction block
Post by: jbcollier on Saturday,May 06, 2023, 07:18:37 PM
Yup, 3/8NF.
Title: Re: What size threads junction block
Post by: califkid_66 on Saturday,May 06, 2023, 07:20:59 PM
Both of them? I know that the old master for front was 7/16 20 and back was 3/8 24
I need to be sure I don’t want to damage the threads but if they are 3/8 24 that would be great
Title: Re: What size threads junction block
Post by: BDA on Saturday,May 06, 2023, 07:50:47 PM
Yes, I believe they are all 3/8 - 24. That is also the thread for the brake light switch. If you still aren't sure, you can always see if a 3/8 - 24 (or as JB says, 3/8 fine thread - same thing) screws into it.

I suspect that the M/C is using two different threads to distinguish between the front and rear circuits. 3/8 - 24 is the thread usually associated with 3/16" tubing.
Title: Re: What size threads junction block
Post by: califkid_66 on Saturday,May 06, 2023, 08:28:23 PM
Ok thanks so my new master is installed m10 bubble flare the only thing left was the brake lines
So the plan is to get two adapters 3/8 male inverted flare to female m10 bubble flare put the adapters on the junction blocks then run pre-made metric m10 bubble flare brake lines from junction to master
This is going to keep it simple
Thanks again for your help