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-   -   New to RC and Nitro (https://www.rcuniverse.com/forum/rc-nitro-stadium-trucks-243/11681012-new-rc-nitro.html)

dickytim 07-26-2020 08:22 PM

New to RC and Nitro
 
Hi All,

I am new to RC and Nitro. I got a Nitro Rustler 2.5R with a few hop-ups. The guy I bought it off didn't know anything about RC and tried to tune it, couldn't get it to idle so sold it to me. I tried to tune it, but failed so sent it off and had it tuned. When I got it back it would sort of idle but as soon as I hit the brakes it would die. I then bought a whole heap of old rustler parts from a guy on Facebook Marketplace. It included a toasted .15 pro engine, so I pulled it apart to see if I could figure out what made it tick, and without destroying my supposedly "good" engine.

Once I had pulled the pro 156 a part and found that it wasn't mystical science behind it (I have rebuild my old LS1 v8 in the past, changed diff to LSD blah blah) I pulled down the 2.5R, which I soon found had a broken skirt on the piston. In NZ the replacement piston and skirt is about $165 and getting a Dynamite .19t Mach2 was about $15 more for more power, and a new motor. Unfortunately while chasing the tuning issue I had fully rebuilt the 2.5 carb, so thrown a bit of money away on that!

So hopefully in a couple of weeks my new engine will arrive so I can get it run in and start thrashing the Rustler again!

In the mean time I have ordered a DumboRC X6 with gyro transmitter (amazing how far technology has come) some hop-up aluminium parts, when I was learning to drive I was bending and breaking bits. All in all I am hoping to have a pretty solid and fast basher when done.

I have no double that I will have hundreds of questions once I get the first engine, the first is probably do most of you have a spare engine sitting around?

Here in NZ shipping is 2-3 weeks for most stuff unless you want to pay as much on shipping as the part costs.

Big Alice 07-30-2020 10:31 AM

This is from another rc forum. Lots of reading but also lots of information. https://www.rctech.net/forum/onroad-...ing-bible.html

dickytim 07-30-2020 04:17 PM


Originally Posted by Big Alice (Post 12621287)
This is from another rc forum. Lots of reading but also lots of information.

Thanks Alice, I'll give it a read. I have learnt heaps by troubleshooting my own engine, and the wrecked one I got with a whole lot of parts!

I learnt that the TRX pro 15 is a mongrel to get the front bearing out of!

I have just bought a second hand Kyosho One-V S3 very cheaply, and found that a piston and sleeve is $40 here in NZ compared to the Traxxas $165 also I can build a whole new engine for it for $120 with brand new parts.

Big Alice 07-31-2020 10:29 AM

I just put the block in the oven at 300 f for a few minutes. The bearings come out easily once the block expands. There's a lot of stuff on you tube. https://www.youtube.com/results?sear...c+nitro+engine

seedygreenute 07-31-2020 05:08 PM

Hey mate , Im in Oz . I have found rcboyz on ebay to have cheap shipping . Part might be $1-2 more but you save $10 or more on postage .

MargueriteFord 05-15-2022 11:37 PM

You are not allowed to post URLs until you have at 3 least posts

1QwkSport2.5r 05-16-2022 04:06 AM


Originally Posted by MargueriteFord (Post 12727962)
You are not allowed to post URLs until you have at 3 least posts

I think you’re a couple years late to the party..

Big Alice 05-16-2022 05:34 PM

I posted the url's and I think I have enough posts to do so. Thanks for your concern.


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