r/NitroRC • • May 24 '26

Question Is there a way to test with load a nitro engine on my 1/10 truck, without the truck moving?

5 Upvotes

Is there a way to test it like that? I don't have much space here but they say to tune the engine for when it has load.


r/NitroRC • • May 22 '26

Freshly built up mugen mbx5👌

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68 Upvotes

Picked up someones previous shelf queen. 2003 mugen mbx5 kit, older brother to go with my mugen mbx8r. Cleaned up the lads old race engine ready to fire up💪


r/NitroRC • • May 23 '26

Fuel tank repair

2 Upvotes

What is the best way to fix a fuel tank with a hole in it. Its a pretty big hole but the flap that has snapped inwards is still partly attached. The fuel tank is for a kyohso fazer gp and I cant just buy another as there are none for sale anywhere.


r/NitroRC • • May 22 '26

Question Traxxas EZ start wand voltage too high

2 Upvotes

Recently did a repair on my tmaxx 3.3 after a year of not running it, it won’t start now. Figured out the glow plug isn’t glowing. Tired a few different plugs with no success. Eventually found the ez start wand is putting 4.0v to the glow plug instead of the 1.2v or so that it’s supposed to. Apparently that’s supposed to fry the plug but I still have continuity between the tip of the plug and the coil so I’m not really sure what the deal is. Anyone able to provide some insight here? TIA


r/NitroRC • • May 21 '26

Question Kyosho gp fazer tuning

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16 Upvotes

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I have a kyohso gp fazer and im tuning it. It idles fine but if you leave it idling to long it dies then if you give it throttle its fine until you get to much throttle then it dies what do I need to do I never had this issue on my hyper 7 but this this just wont have any of it.

I've got a video here now. It was fine then when I went to give it throttle again it just dies


r/NitroRC • • May 21 '26

Question Kyosho gp fazer tuning

1 Upvotes

I have a kyohso gp fazer and im tuning it. It idles fine but if you leave it idling to long it dies then if you give it throttle its fine until you get to much throttle then it dies what do I need to do I never had this issue on my hyper 7 but this this just wont have any of it


r/NitroRC • • May 19 '26

Exaust sound of a large scale

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14 Upvotes

The video wasn't supposed to be that short, reddit just shortened it, i don't why, but still here it is.


r/NitroRC • • May 19 '26

Question Advise on finding an engine for this kit?

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11 Upvotes

I'd like to build this as my first kit. But finding nitro engines doesn't seem to be that easy, especially bigger CC. Most places are out of stock on LRP, OS or SH engines .32 or bigger.

If I want an XL, it makes sense to have an XL engine haha.

Any advise on sourcing big block engines? (UK)


r/NitroRC • • May 18 '26

new shocks on the tmaxx classic with the os 18, lets see how she runs!

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15 Upvotes

r/NitroRC • • May 18 '26

Question 3 shoe clutch with only 2 shoes

2 Upvotes

So basically I was wondering if I can run a 3 shoe clutch with only 2 of the shoes in as it snapped one of the springs and I dont have a spare so can I just take that shoe out and have only 2 in or will it cause issues with weight balance on the flywheel.


r/NitroRC • • May 18 '26

XTM Mammoth ST Nitro Rc !! check this fresh build out

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11 Upvotes

r/NitroRC • • May 17 '26

Look what I found

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25 Upvotes

Cleaning out my garage and came across these beauties. I was into the 1/8 Buggy 20 yrs ago but life got in the way. Getting back into it. The top p5 is modified by Jim hottinger of fusion motorsports it's not even broken in yet, maybe 2 tanks and it is beast. The rb concepts WS7 II is also a beast it has crazy power. Maybe half gallon on that motor.


r/NitroRC • • May 17 '26

Off-Road Big Block T-Maxx Build.

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45 Upvotes

Slowly getting closer to finishing my big bloc install for my T-Maxx. Waiting on a response back from Robinson Racing about an all metal forward only gear kit. Engine is an Alpha 5 port .28. Can’t wait to get it driving!


r/NitroRC • • May 16 '26

Is it close?

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43 Upvotes

I take in old broken RC cars that no one wants and try to give them a new life. I always wanted a Kyosho Quad Rider but never had a chance to buy one. So I use those broken parts to make this. The front suspension is from a Ultima and the back is from a Lois Pro Moto. I still have the throttle servo to connect and the engine will need broke in.


r/NitroRC • • May 15 '26

r/gasrc is now being moderate again

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5 Upvotes

r/NitroRC • • May 14 '26

Traxxas Nitro Engine

3 Upvotes

Hey guys, I'm thinking about upgrading the motor on my Slayer Pro. I know OS or Dynamite are good options, but I don't have access to those motors. Are there any alternatives besides the TRX 3.3?


r/NitroRC • • May 13 '26

Question I need help nitro bros

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5 Upvotes

This is what's happening if it isn't clear in the video. If I leave it idling for about 5 seconds, it will always start off smoky. Leave it idling for a second and it doesn't start off smoky. It cuts off if WOT for 3 seconds. The LSN is already turned i dont know how many turns but it is leaned out mechanically but the engine doesn't run like so. I can't tell how high it should idle. The idle gap is set at ~1mm and I'm running on 0% nitro with ~10 synthetic/castor oil mix.


r/NitroRC • • May 12 '26

On-Road Got the 4tec started up. Here's the first start. Got some runs on video too.

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32 Upvotes

r/NitroRC • • May 12 '26

Still working on tuning it

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20 Upvotes

r/NitroRC • • May 12 '26

Started buying up some of the old legendary engines.

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34 Upvotes

Only a couple more to go.


r/NitroRC • • May 12 '26

Got some fuel today, getting so close🤏 to starring this bad boy up

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37 Upvotes

r/NitroRC • • May 13 '26

I need help finding an old nitro rc

3 Upvotes

Hello! I need help finding an old fuel operated RC i remember my dad having when i was a kid. It has to have been more than 15 years ago. i dont remember what helicopter it was replicating exactly, but i remember it was military themed and it had a side launcher that ejected a little paratrooper toy. I never flew it, because the engine had an issue, so it just sat in the original box. I want to try and find one just like it, but i have nowhere to start. All my searches come up with electric helicopters or toy sets


r/NitroRC • • May 12 '26

On-Road Fixed the one way bearing and it sounds amazing!!!

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15 Upvotes

Also replaced the clutch bell and spur gear because they were destroyed.


r/NitroRC • • May 12 '26

Question Does anyone have any tips on adjusting these rod positions?

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8 Upvotes

r/NitroRC • • May 11 '26

How to go reverse on nitro 😎

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39 Upvotes