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Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Thu Mar 18, 2021 6:22 pm
by spirit r
Hobbawobba wrote: ↑Sun Mar 14, 2021 8:28 pm
Yeah that looks pretty cool there aye! Especially after the disappointment of the RB exhaust you bought
The RB exhaust will produce more Power. Very good for race. But not streetable with open exhaust ports. Perhaps some guys with unported engines would like it louder it works.
I just test fitted the muffler and without anything inside it Sounds better then the old one.. Next all fixed parts where welded to the finish and will have to built up with stainless steal wool and a special Material out of a AMG Mercedes race muffler.
Also i will have to decide what are the best looking screws. My daughter like the left one most.

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Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Thu Mar 18, 2021 6:24 pm
by spirit r

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Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Fri Mar 19, 2021 9:21 am
by gt_james
Looks very nicely made, and I think the button heads look best!
Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Sun Mar 21, 2021 3:14 pm
by spirit r
gt_james wrote: ↑Fri Mar 19, 2021 9:21 am
Looks very nicely made, and I think the button heads look best!
James i am with you. Japanese tests prefer big mufflers 20x 8 zoll quiet down a open exhaust port without restrictions. Thats what i did.
500 x 230 mm will be the absolutely maximum when you did not want to destroy the rear design.
You can see the small place welding the entrance of the muffler then. I am be able to open both sides and delete all parts together inside for repair or sound change with different wool/stones inside.

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Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Mon Mar 22, 2021 9:25 pm
by gt_james
Keen for some sound clips when you've finished it up

Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Tue Mar 23, 2021 4:23 pm
by spirit r
Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Tue Mar 23, 2021 5:07 pm
by KiwiDave
Thomas, you cannot be serious! Too quiet? I thought you were all about the braps? #BRAPWURST

Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Wed Mar 24, 2021 4:54 pm
by spirit r
BTW James i asked first !
spirit r wrote: ↑Sun Feb 28, 2021 6:24 am
Hi James,
i wanted to restore my old racing beat muffler cause the new muffler sucks.
Can you post some pics from the inside and a soundfile of your repackable muffler please?
Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Thu Mar 25, 2021 9:56 am
by gt_james
I haven't been near my car for this lockdown! When We're OK to travel again I will get my car out and MOTd and I'll get sound clips
Re: The way to get a Rx-7 FB Spirit R 1984
Posted: Fri Mar 26, 2021 6:28 pm
by spirit r
Soundfile upload is not possiblein these days.
You can check the vid on instagramm:
https://www.instagram.com/p/CM5DWy9Mxgt ... garg5apz4t
31 years old racing beat muffler sounds to loud wihh open exhaust ports. Will be perfekt with Stock exhaust ports.

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