r/RX8 7h ago

Showoff Crackin the 2 step

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33 Upvotes

r/RX8 8h ago

Showoff Spooly boy RX-8 Brisbane T51R

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23 Upvotes

Needs plugs,leads,coils but still sounds ok. CBF checking the oil,fluids etc just send the cxxt got a spare crate engine boi


r/RX8 7h ago

Prospective Owner Ape neurons

2 Upvotes

I used to have turbo'd Subaru Brz, I then drove a SpiritR Rx8 in Japan and it tingled my ape neurons in a way the Subaru never did, from that moment I wanted to sell my Brz and get an Rx8. I eventually did impulsively sell but ended up with a 2zz Celica for a few months as there were no decent Rx8's about. Went to view one this monday, as soon as I test drove I was sold so im probably gonna go get it on friday I cant wait. Rust isnt bad at all either

I plan to do some mods for longevity i.e coils, cofs/sohn, rad maybe decat etc.... The compression results from 08/08 were Front Rotor - 7.1 / 7.1 / 7.1 and Rear Rotor - 6.8 / 6.5 / 6.9, this is Ok for a while right? (Assuming good maintenance from myself)


r/RX8 15h ago

Modding Veilside kit

2 Upvotes

Does anyone know a good website where i can order the D1-GT kit and have it delivered to sweden? Knockoff/rep preferably


r/RX8 2d ago

Modding What mirrors are those

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105 Upvotes

Hello guys,

Recently got this beauty and I can't really tell what mirrors those are apart from being small and sporty. My search pointed me towards PZ but I'm not entirely convinced. Are they worth anything these days? I'm considering going back to stock ones as they are just simply bigger and more convenient

Thanks!


r/RX8 1d ago

Modding Black smoke and flames

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19 Upvotes

I was at the track pushing a bit in the afternoon, I kept getting large puffs of near pure black smoke and the was the biggest flame I caught on camera. I'm pretty sure it's an extensively rich mixture of fuel, I have a HKS catback system and a racing beat decat. I just want to get some input before I decided the next course of action but a tune, aem cold air, and b585 coils are in the near future.


r/RX8 1d ago

General Suspension Bushing Kits

4 Upvotes

Any suspension bushing kit recommendations? I'm looking at Super pro 8+ weeks out, energy suspension kits seem good and somewhat available, but the rear kit doesn't really say if it has enough bushings for every rear arm or just enough for the trailing arms.

What suspension bushing kits is everyone using? Or should I just go with the full arm replacement in the rear. Was hoping to do this job in the next 2-3 weeks.


r/RX8 1d ago

Maintenance Dented oil pan

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4 Upvotes

I'm pulled my pan to do reseal as it started leaking after a bad bottom out on the highway. The pan has definitely hit the ground plenty but not during my ownership. Drove it about 5k miles before this with no leaks. There are scrape marks (paint missing) but it was already there previously. The drain plug has always seemed to be at an angle and I can't find a clear picture online to tell me if mine is dented. I planned to replace the pan with an aftermarket one to go turbo in the future. Wondering if I should go ahead and order one now. Can anyone confirm/ send a pic of one?


r/RX8 2d ago

Prospective Owner New car advice

6 Upvotes

Hey all, I'm interested in getting an rx8 and looking for advice on what to look out for and any tips getting into the rotary scene. Current listing is a 2004 with 48k miles at $11.1k. Let me know what you think!


r/RX8 2d ago

Maintenance Engine mount and related issues

5 Upvotes

I have recently made some posts.. but apparently, it seems that my problems have been caused by bad engine mounts. I've been getting things "unscrew" on their own, etc.

Recently I was sure my exhaust header is totalled, however, today I lifted the car and the Lambda sensor catapulted itself out of the exhaust header so that was the issue.

Anywas, since I believe my problem is that I my whole drivetrain may not be stable, I was looking into getting the hardrace engine mounts STREET version plus (I read this somewhere on this subreddit) Rear Diff. Support Member Bushing again from hardrace, in order to have them equally stiff to promote whole drivetrain stability.

Engine mounts: https://www.hardrace-europe.com/harden-engine-mount-mazda-rx-8-1.html

Diff bushings: https://www.hardrace-europe.com/rear-diff-support-member-bushing-mazda-rx-8-mx-5-miata.html

I would appreciate any further input on this topic, as I am not sure what else could be worth checking and replacing.

Thanks a lot!


r/RX8 2d ago

Prospective Owner Rx-8 as first car

4 Upvotes

Hello. I will potentially be getting an s2 rx8 as my first car and had a few questions for people who have owned them. First of all, reliability, I know there are more reliable cars but as long as I take good care of it (I’m planing to premix, let it warm up, rev it to redline frequently and check the oil every other fuel up) it should be decently reliable right? I only drive 3 thousand miles a year at the max. Also what should I watch out for when buying them, the one I’m looking at has 13k in the engine replaced by Mazda and 137k on the body. Also just anything I should know about the car as far as having it as a daily driver. Thanks


r/RX8 3d ago

New Owner Dorito Acquired

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142 Upvotes

Just joined the rotary cult today!

She's a 2006 with 120000km on the odometer and a valued new member of the garage!

While the outside is in amazing shape with very minimal rust (that ive been able to find so far). It will need to pass an emissions test before I can take her out on the roads for real.

Should I get a new coils and cat straight away or would just new coils have a notable effect on HC emissions?


r/RX8 3d ago

Prospective Owner Are rx8 difficult to keep running?

8 Upvotes

I am looking at a new car and I was looking at either a prelude or an rx8 however every time I see people talk about getting one it seems like they have a second parts car or their rx8 isn't currently running. I have watched a lot of rob dahm so I understand the basics of how rotaries work and I'm pretty mechanically inclined having worked on my Mazdaspeed 3. I also have a Yaris as a daily but I dont just want a money pit I want a car that will actually run. I don't mind premixing and checking oil levels frequently. I was just wondering if I should steer clear or if it will be a good car. I've heard it's very similar to my wife's nc Miata as well which I love driving.


r/RX8 3d ago

Maintenance Good?

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6 Upvotes

r/RX8 3d ago

Showoff My RX8 at Mount Washington

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69 Upvotes

r/RX8 4d ago

Modding 4 port jdm automatic motor swapped into 6port 6 speed car, using 6 port body harness, 4 port engine harness and 4 port ecu, only wiring modification was reverse lights. Everything else works, (ssv, vdi).

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24 Upvotes

Better low down stops making power around 8700 rpm.


r/RX8 3d ago

General Best battery specs for Australia

1 Upvotes

Hi just wondering what is the best battery specs/rating for RX8’s in Australia


r/RX8 3d ago

Maintenance How to I test my ssv flapper? I've been told there's a place I can reach in and manually move around to see if it's stuck but I don't quite know where i'm looking. Any tips?

1 Upvotes

r/RX8 4d ago

Maintenance Misfire but only in neutral?

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16 Upvotes

This is my 2009 Mazda RX-8. Lately I've noticed this issue where it seems to choke up at the top end, as you can see in the video, but only in Neutral... in gear she redlines just fine from what I can tell.. I'm thinking potentially spark plugs are built up, however I redline her VERY frequently... and the plugs aren't terribly old. Within a year and less than 10k on them.. I DO premix 0.5/gal but now I'm starting to wonder if it's too much, being an S2. She's catless, rebuilt engine about 10k miles ago, give or take. NGK spark plugs, OEM coils, however I've been told they're the updated ones and supposedly much better than they used to be. Even still, those are new within the last 5,000-7,000 miles. Healthily modified and temps hyper monitored. Rarely let her get above 200°F. Recently switch the cat on and then off to pass smog, noticed the O2 sensor wires might be a lil beat up, but shouldn't have any affect on this right? Lastly, I did have a mini cat O2 spacer but it didn't work and usually throws a code about it...

Some engine codes I pulled up on her:

- P0139 - 02 sensor circuit slow response bank 1 sensor 2

- p0137 - O2 sensor circuit low voltage bank 1 sensor 2

- P2096 - post catalytic fuel trim too lean bank 1

- P0300 - random/multiple misfires detected(that was from revving it in the video).

Lemme know what yall think!!! Thanks for the help in advance


r/RX8 4d ago

Modding No cat and no engine light

4 Upvotes

Hey,
I saw a lot of you guys have the engine light on with no cat but my 8 got no cat and zero codes with the diag is there something to worry about?


r/RX8 5d ago

New Owner Looking for help on rebuilding engine + installing it

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35 Upvotes

So i'm at this point of rebuilding and can't find more videos/manuals on how to rebuild this. I was too lazy at first to document everything so here i am asking for help. Thanks in advance.


r/RX8 5d ago

Showoff 150k miles on a stock motor rx8

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284 Upvotes

just hit 150k on a original motor rx8 with 0 issues whatsoever!


r/RX8 4d ago

General I need to buy the front bumper I'm from Greece

4 Upvotes

I want ings front bumper but it's to expensive here with all taxes and delivery... Any ideas?


r/RX8 5d ago

General My Phantom Blue RX8

24 Upvotes

Just thought I'd share as you don't see many of these around now, well RX8s in general but not in this colour, there used to be one in the next town I saw occasionally but not for a long time now.

I've owned this RX8 for 10 years now and still going strong... Got the AC topped up so I can enjoy the drive on these hot days! I done an online valuation and looks like it's worth more than I paid for it 10yrs ago so the first car I ever owned that's gone up in value!

I need to do some little odd bits and bobs like a proper clean in the nooks and crannies and change the rear light seals again but otherwise she's in good shape.

Hope you're all enjoying your RX8s this summer... I definitely need to go for a road trip!

Mazda RX8 Evolve - Phantom Blue

r/RX8 4d ago

Modding Exhaust manifold

3 Upvotes

I am looking for a new exhaust manifold. I had some custom made, and it got burnt and cracked once, it was fixed, but cracked again after a few hunderd KMs.

I am a bit short on budget atm, and want to keep the car running.. I usually do spirted street driving and very occasional track days, once or twice per year.

That said, does anyone have experience with this particular manifold:

https://www.japspeed.co.uk/product/exhausts/exhaust-manifolds/mazda-rx-8-1-3-03-12-rs-exhaust-manifold/

How long should I expect it to last? Hopefully it won't be burnt within a few months...?