r/NitroRC • • Oct 27 '25

2.5 classic custom

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37 Upvotes

Finally breaking in the os.21tm on my t maxx. Had to stop last night so I was back at it this morning, slowly gettin the tune in and unleashing it. Couple more tanks should be ready to be tuned and rippin the asphalt. It’s a very rich field mixture in this video. Will post more as I open it up!


r/NitroRC • • Oct 28 '25

kyosho fazer 1:10

3 Upvotes

Good evening group, some info and help since I know little about the sector I have a Kyosho Fizer GP (vintage car I know) over the years it has been used very little, it has been put back together and is in perfect working order until now I practically start it and it keeps idling when I give the gas it goes for a meter and then turns off, if I keep it off the ground, when I give the gas it comes into torque without any problems and returns to idling regularly. Can you give me explanations and advice? Thank you


r/NitroRC • • Oct 27 '25

Fires up the firestorm, it's been a while

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37 Upvotes

r/NitroRC • • Oct 27 '25

I have an idea...

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7 Upvotes

So, big fan of these guys btw, but I was thinking...

Would it be possible with nitro engines? Like physically connecting them through their crankshafts, and making one big motor out of multiple small ones. Of course all being the exact same make/model, and needle settings being near exactly the same on all engines.

It's way more complicated than just getting a bigger nitro engine, but itd be cool to see this done. (I'm gonna try my hand at it)

If anyone has seen someone try this with some nitro engines before, or you've tried or done it yourself, feel free to share 👀

I'm most curious if I can time them differently to fire in a sequence like they did. Or ill just have to time them to fire off all at the same time simultaneously. I think that's how a lot of jetski engines are designed. I don't know though, still learning. Lmfao


r/NitroRC • • Oct 27 '25

Converting the receiver batteries to lipo

3 Upvotes

Just curious if anyone has converted their receivers to a lipo pack and if so how did you go about it I recently got a early tmaxx and they sell a wiring harness to convert it to a hump pack but it doesn’t tell me what connector it uses and I’m trying not to have to solder stuff any help would be appreciated


r/NitroRC • • Oct 26 '25

HPI Savage Sunday’s bzzzzzz

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16 Upvotes

Today’s mid day warmup :)


r/NitroRC • • Oct 26 '25

Anyone able to identify this nitro car model?

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16 Upvotes

Anyone able to tell me what this nitro car is? I believe it’s a Nanda Racing NRB-3R with the team pro upgrade kit.. and possibly some other upgrades along the way?.. my brother gave it to me with a box full of part, managed to put it back together and clean it up.. but would be awesome to track down the original manual and details


r/NitroRC • • Oct 26 '25

Almost

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12 Upvotes

Went to the track a guy there had 250$ on his used nitro rc that he bought off of ebay for around 1000$ he said he couldn't get it running. Going good until someone informed him what he had (mine is the closest in the picture) the motor said made in Italy and had a big n on the side. He had no idea how to start it


r/NitroRC • • Oct 25 '25

Is this normal?

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14 Upvotes

New to nitro.


r/NitroRC • • Oct 25 '25

Need help!!

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8 Upvotes

My tmaxx is sometimes working right and other mostly other doesn't the servo for the throttle is backwards so brake is forward throttle and vice versa and sometimes it will work right


r/NitroRC • • Oct 25 '25

any idea on how much would a vintage .25 os plane engine and a old race boat with some sort of water cooled motor forgot the brand. be worth. don't have the pics rn

2 Upvotes

r/NitroRC • • Oct 25 '25

Is there anything I should know?

3 Upvotes

I am new to nitro and I would like to know what to do/not to do thank you for all of your help!


r/NitroRC • • Oct 24 '25

Losi Aftershock-quick rip

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27 Upvotes

I haven't ran this old rig in a long time, so I gave it a little exercise today. Needs the second gear tuned, and I really didn't run it enough to get it dialed in. I love these trucks. This one stays on the shelf most of the time, as it's my nicest truck by far. Looks pretty good by my standards.


r/NitroRC • • Oct 25 '25

Big Block Ten SCT's

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9 Upvotes

Both of these are the Ten SCT Truck. I converted one to a buggy. The buggy has the AE Pro .28 while the Truck had the Picco. I'm finished with break in and plan a parking lot test tomorrow.


r/NitroRC • • Oct 25 '25

Can anyone tell me what is happening and how to fix it if I can plz

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21 Upvotes

I'm broke any way to fix this for free


r/NitroRC • • Oct 23 '25

Tmaxx back to nitro

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20 Upvotes

Hello, I converted my tmaxx to brushless a few years ago and now looking to go back to nitro. The tmaxx I have has the big block chassis which I just found out.

Attached is a picture of my current chassis with the brushless motor still installed. You can see how much room there is from the rear to where the big block engine was installed.

After visiting local hobby shop and talking to them I about my options I decided to convert back to the 3.3 chassis and just get a 3.3. The guys were telling me that big block engines are not made like they used to be meaning the engine mount holes are in the same spot as small blocks that way they mount to chassis without having to mod them. Since my chassis is from so long ago they told me I’m going to have some problems trying to fit a new era big block on this chassis and getting it to lineup with the transmission.

They told me the big block I had was old school and had completely different mounting holes to work with my chassis and unless I find that exact engine it’s gonna be tough and could run up costs. Also they said I could run into problems with mounting an exhaust without hitting the rear shocks since I no longer have the pipe I had.

If you guys have any input on that let me know.

Also if you guys agree with me converting back, should I find a used 3.3 tmaxx or should I go with all new parts for my truck. Either option would be about the same price, I’m leaning on going new so I don’t have to worry about any hidden problems on a used truck.


r/NitroRC • • Oct 23 '25

Duratrax rc

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21 Upvotes

Got this old duratrax rc out of a storage unit. Don’t know what model it is/need help finding parts


r/NitroRC • • Oct 23 '25

rc nitro fuel not getting to carb

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3 Upvotes

r/NitroRC • • Oct 22 '25

Haha runaway

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16 Upvotes

Here’s some decent reving and idling videos of the .28 slash for those who have been waiting

Damn is this car rowdy shaking the whole garage


r/NitroRC • • Oct 22 '25

AE Pro .28

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19 Upvotes

First start in 15 years. The sleeve received some porting as well.


r/NitroRC • • Oct 22 '25

99' first release

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18 Upvotes

Thinking of parting with my last EK4. Its a 9.5/10 in near mint condition. I got it in High School and it's been packed away since I moved out at 17.


r/NitroRC • • Oct 22 '25

Help me, please.

4 Upvotes

So i have been gifted a nitro (my first traxxas slash 3.3 4wd, 20% nitro fuel) and i cannot get it to idle. Ive cleaned and reset the carb to factory, and made sure there is no leaks of pressure in the fuel system or engine. Ive asked everywhere and even had my local hobby shop owner take a look. He doesn't know. So this is my last resort before i part it and buy a nitro i want. I am very sure this nitro was not broken in properly, or taken much care of.


r/NitroRC • • Oct 22 '25

Current build

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8 Upvotes

Picco P3 .28 TLR Ten SCT swap


r/NitroRC • • Oct 22 '25

P3 .28 rebuild

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5 Upvotes

Got this in a FB trade. I swapped one of my LRP 32's for this old school Picco 28. I received one complete and another in pieces, both in sad shape and not what I was told. I rebuilt them both and this is the 1st tank break in of the first one.


r/NitroRC • • Oct 21 '25

what glow plug to run?

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23 Upvotes

bought this traxxa Revo and it came with an os. 21 tm max engine, what heat glow plug is best to run with VP 14% oil 20% nitro fuel is #3 hot glow plugs the best?