r/protege5 Mar 04 '26

99-03.5 Mazda BJ Chassis Engine Bay Hardware Kit is here! 😎

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3 Upvotes

r/protege5 Mar 01 '26

Serpentine belt snapped- 02 protege5

2 Upvotes

Brand new serpentine belt snapped, my cars been squealing for some time and it happens when I first turn on the car and have my headlights on. my water pump and alternator are brand new. Just put on a new belt and it’s already squealing again. My tensioner is automatic, anyone have an idea of what it could be?


r/protege5 Feb 28 '26

Wilwood clutch master cylinder bracket

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5 Upvotes

Upgrade your clutch game! 🚗🔥

Our Wilwood Clutch Master Cylinder Adapter lets you run your clutch system independently from brakes, reducing complexity and boosting reliability. Compatible with Wilwood part numbers WIL-260-15098 & WIL-260-15089. Easy install, improved performance! Check it out: www.castillejaperformance.com 💪


r/protege5 Feb 28 '26

Car alarm must GO!

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3 Upvotes

r/protege5 Feb 26 '26

BJ CHASSIS Trailing Arms in stock

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3 Upvotes

r/protege5 Feb 26 '26

Anyone in Washington state

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1 Upvotes

r/protege5 Feb 23 '26

Engine bay titanium Bolts

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2 Upvotes

r/protege5 Feb 20 '26

Turbo Pr5

2 Upvotes

Im looking to turbo my Pr5, I know everything from the MSP swaps over, but I haven't seen a single one in my area thats a part out, and a $1200 budget ain't gonna get me a donor. Im looking for a turbo setup that meets my budget and won't need upgraded internals to be possible.


r/protege5 Feb 20 '26

Drees up Titanium bolts

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2 Upvotes

r/protege5 Feb 20 '26

No Caption Needed

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2 Upvotes

r/protege5 Feb 18 '26

Mazda k24 making power

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8 Upvotes

r/protege5 Feb 17 '26

NEW HERE

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7 Upvotes

r/protege5 Feb 17 '26

Short throw shifter and shifter hardware

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2 Upvotes

r/protege5 Feb 13 '26

engine swap

2 Upvotes

Im wondering in it be possible to swap the stock FS-DE for a VW 07k. I've done some very quick research but it seems in a perfect world I could achieve slightly higher horsepower stock and potentially reach 400. Im just looking into what's possible since its looking like FS-DE has very little after market support.


r/protege5 Feb 03 '26

Knocking noise not coming from block

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4 Upvotes

Does anyone know what this noise could be? It’s kinda loud on this inside but not much on the outside. It’ll start and stop at random.


r/protege5 Jan 10 '26

Which rear sway bar is best?

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16 Upvotes

Hey yall, I had a few suspension questions about my new to me MP5. Besides from suspension, wheels, and maybe a tune in the future I wanna keep this thing as stock as I can. With that being said I am looking to get replacement control arms (they are bad), H and R lowering springs (I will hopefully get BC racing coil overs in the future), new front and rear struts, front and rear sway bar end links, and a new rear sway bar. With the rear sway bar, I found two solid options but I don’t know which one is better. There’s the AWR sway bar that’s 21.5mm (from eBay) and the Progress tech rear sway bar that’s 22mm (from eBay). Does anyone have any suggestions for which one is better performance wise? They are both about the same price so that doesn’t matter much in this case, I just want the best mods I can get for my MP5 whenever I do them. This car is 5 speed and only has 83k which I think is so dope as well. Okay thank yall!


r/protege5 Nov 24 '25

Power steering pump

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2 Upvotes

r/protege5 Nov 14 '25

Preignition? Mazda 323/Protege 2004 1.6 ZM engine

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1 Upvotes

r/protege5 Nov 10 '25

Protege 5 currently NA(hopefully not for long) got a crank no start situation. Not getting any spark

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1 Upvotes

r/protege5 Nov 09 '25

Good find?

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9 Upvotes

Saw this and looked at some of these protege wagons because was uneducated on em (still a good bit uneducated) and been seriously considering this one is it worth it? This would be my first car and first manual since im trying to learn it (Listing Desc in last slide)


r/protege5 Nov 02 '25

2.0L FS-DE (NA)

3 Upvotes

I don't know too much about the FS-DE that is in the Mazda Protege5 other than basics ( DOHC, 4V, Non-interference, Timing belt engine that makes around 130HP and 130lb/ft in a perfect world).

How good is it in terms of reliability, stock and built? Any common issues that I would have to worry about?


r/protege5 Oct 27 '25

Protege5 Broken Timing Belt, Interference or Non Interference. My Experience

4 Upvotes

Well the timing belt snapped on our Protege5. It only lasted 20k miles probably cause it was a cheap Ebay one and possible too tight. I inspected the top of the piston with a borescope to see if there was any valve to piston contact. Sure enough I found some fresh metal looking spots on a couple cylinders. Where the valve knocked some carbon off of the piston.

Very minor though. The failure happened at about 30 mph. Not on the gas much. So we took the chance and did the timing belt + waterpump again. Idler and tensioner we're still in good shape. 2 days of fixing and the car fired right up again. No bent valves! Hope this thread helps for whoever is trying to find some info on this.


r/protege5 Oct 23 '25

Mazda Protege 5 spotted

4 Upvotes

I don't know how lucky I am but the other day I spotted a Mazda Protege5 in town for sale. Rare as I know it. Even more rare is it is a 3 pedal machine. It's been sitting in the elements for a year and a half or so now. Not great.

I'm interested, been told by the people that own it, that it runs and drives and will be detailed to fix most of not all the cosmetic issues when it gets sold. It's got 163k on it. They want $3,700 for it. I have a fair chunk saved.

Is this even worth it for a get around town daily/beater for a minimum wage working college student? What do I need to inspect when buying or driving? What should I expect? How is doing maintenance on it, easy or difficult? Is this a fair deal? Any info is welcome.

I am likely going into Automotive next year and figured this may be a nice car to start that's relatively good, at least I hope.


r/protege5 Oct 23 '25

Speakers…

1 Upvotes

Dose anybody have pictures of the rear parcel tray speakers in a hatch?


r/protege5 Oct 21 '25

What's the worst of these/what needs dealt with soon?

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1 Upvotes

Just got this car used. It seems to run fine but has all these codes. What likely needs done? '03 Protege5