Modern Runner JRx2

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losiXXXman
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Modern Runner JRx2

Post by losiXXXman »

I've wanted to build a Losi for a while since I became active in RC again. But as I joined in the vintage scene, an RC10 looked like it be easiest to complete. Then an Ultima fell in my lap. Now, I getting back to where I started in RC, and I guess I'm due...my name is LosiXXXman after all. :D

My first competition car was a JRXT, but I never raced it in that form. By the time I got enough stuff together to head to the track it was a buggy, with wild red five spokes, H-arms, and a junior2 body. My car always pushed, so for this one I'm going with the SWB x2 chassis. I've always preferred a loose or twitchy car to a pushing one. :D

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Seabass
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Re: Modern Runner JRx2

Post by Seabass »

Look like you have a nice car planned. Will be watching this one.

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KV78
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Re: Modern Runner JRx2

Post by KV78 »

Nice start! I am kinda about to do same thing. But I using the JRXT chassis with the RPM's front and back. Also I'm using the LXT front boby mount and rear shock tower so I can mount a LXT body on it. I will post pics as soon as I get started. Good luck with your build.

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Re: Modern Runner JRx2

Post by RCveteran »

You might find some ideas in the one I built. I only have a few practice laps but it is dialed. I will be selling soon for other projects though unfortunately. I combined a lot of JRX stuff and modern stuff with a few custom ideas as well.

http://www.rc10talk.com/viewtopic.php?f=27&t=19073&hilit=racer+jrx2

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Re: Modern Runner JRx2

Post by [email protected] »

Looking forward to seeing this come together. Are those RPM arms?

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losiXXXman
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Re: Modern Runner JRx2

Post by losiXXXman »

The rears are RPMs, front's are Andy's wide Ultima arms. I'm hoping that it won't be too wide with the caster/steering block/axle/wheel combo I'm planning. If it does I have a backup plan though. :wink:

Worked a deal this weekend, and got some more parts coming my way. Probably be some updates by next weekend.

Thanks for the kind comments.

Can anyone provide me a measuement on the stock x2/xt rear tower - bottom edge to the flat that the body rests on? Need to compare size with my pro se tower to plan for body fitment...

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KV78
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Re: Modern Runner JRx2

Post by KV78 »

I measured my JRXT rear tower and it's dead on 2 inch's. I think the PRo SE tower is a touch taller.

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losiXXXman
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Re: Modern Runner JRx2

Post by losiXXXman »

Thanks KV. I measured my ProSe tower and it's 2" at the flat part.. above the body mount but below the shock mount ears. I want to run an X2 body, so I have to figure something out to get a body mount up there level with the flat. Shouldn't be difficult. Thanks again.

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Re: Modern Runner JRx2

Post by slow_jun »

I love RPM rear arms... Any more spare :-) would like to put one on my x2-pro
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Re: Modern Runner JRx2

Post by JK Racing »

there is a thread on here talking about how the RPM rear arms twist under compression (ie - bad). something to do with the long shock "tounge" that you have to mount onto.

Great start to a car though, one day I will have a graphite chassis to start my build, I have plenty of plastic chassis, but graphite has eluded me.
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Re: Modern Runner JRx2

Post by vintage88 »

hey Wes, are those the arms u got from me??? looks good...

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Re: Modern Runner JRx2

Post by [email protected] »

Rotating mass on that center drive shaft may be a bit too much :lol: :lol: :lol: :lol:
Let me know if you need any parts. I may be able to help.

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Re: Modern Runner JRx2

Post by kaiser »

i was really enjoying how well the swb rotated during the vonats, now if i could just drive better....

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Re: Modern Runner JRx2

Post by bearrickster »

Their were atleast 3 jrx2's in the field all of them in stock trim and all 3 of them were fast and seemed to handle well.
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http://www.rc10talk.com/viewtopic.php?f=77&t=16714

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KV78
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Re: Modern Runner JRx2

Post by KV78 »

Is that chassis a little shorter than the JRXT chassis?

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