Modified Duratrax shocks

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1300GT
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Modified Duratrax shocks

Post by 1300GT »

I got these Duratrax long shocks in a parts lot a little while ago. They're in really good condition but as a lot of people here know, they have only one o-ring seal to stop the oil from leaking out. Hence the nickname "Duraleaks". They're going to be used, so I machined the inside housing at the bottom of each shock 1.8mm longer to accept a second o-ring. Turned out really well. Should be almost as good as Kyosho golds.
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Re: Modified Duratrax shocks

Post by juicedcoupe »

I have a set of the short fronts on one of my cars. I used a modern X ring instead and haven't had any issues.
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Re: Modified Duratrax shocks

Post by 1300GT »

Cool. I thought about doing that but really wanted the second o-ring in there.
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Re: Modified Duratrax shocks

Post by RC10th »

That's smart Chris, good job. With the 2nd o-ring you also minimise piston rub on the shock body and side pressure on the shock shaft.
I was old school - when old school wasn't cool !

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Re: Modified Duratrax shocks

Post by 1300GT »

Thanks RJ, the o-rings are spaced apart with a thick spacer in between. I think I'll make some pistons out of Acetal.
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Re: Modified Duratrax shocks

Post by rwordenjr »

juicedcoupe wrote: Sat Apr 23, 2022 1:42 am I have a set of the short fronts on one of my cars. I used a modern X ring instead and haven't had any issues.
Got a link to some of these X rings ?

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Re: Modified Duratrax shocks

Post by juicedcoupe »

rwordenjr wrote: Wed May 03, 2023 11:31 pm
juicedcoupe wrote: Sat Apr 23, 2022 1:42 am I have a set of the short fronts on one of my cars. I used a modern X ring instead and haven't had any issues.
Got a link to some of these X rings ?
I just used the ones from this.

https://www.amainhobbies.com/traxxas-shock-rebuild-kit-tra2362/p45156?gad=1&gclid=CjwKCAjwjMiiBhA4EiwAZe6jQ8GkfTvsU20mIqjkUIQwIfAg6ny8L0pnKv0AJgb092MF1WLrkO6Q7RoCAEAQAvD_BwE

Several companies offer higher quality ones. Tamiya even has a couple different hardness options.
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Re: Modified Duratrax shocks

Post by rwordenjr »

juicedcoupe wrote: Wed May 03, 2023 11:56 pm
rwordenjr wrote: Wed May 03, 2023 11:31 pm
juicedcoupe wrote: Sat Apr 23, 2022 1:42 am I have a set of the short fronts on one of my cars. I used a modern X ring instead and haven't had any issues.
Got a link to some of these X rings ?
I just used the ones from this.

https://www.amainhobbies.com/traxxas-shock-rebuild-kit-tra2362/p45156?gad=1&gclid=CjwKCAjwjMiiBhA4EiwAZe6jQ8GkfTvsU20mIqjkUIQwIfAg6ny8L0pnKv0AJgb092MF1WLrkO6Q7RoCAEAQAvD_BwE

Several companies offer higher quality ones. Tamiya even has a couple different hardness options.
Thanks! Will get the ones you’ve listed if they do help with the leak protection

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Re: Modified Duratrax shocks

Post by rwordenjr »

juicedcoupe wrote: Wed May 03, 2023 11:56 pm
rwordenjr wrote: Wed May 03, 2023 11:31 pm
juicedcoupe wrote: Sat Apr 23, 2022 1:42 am I have a set of the short fronts on one of my cars. I used a modern X ring instead and haven't had any issues.
Got a link to some of these X rings ?
I just used the ones from this.

https://www.amainhobbies.com/traxxas-shock-rebuild-kit-tra2362/p45156?gad=1&gclid=CjwKCAjwjMiiBhA4EiwAZe6jQ8GkfTvsU20mIqjkUIQwIfAg6ny8L0pnKv0AJgb092MF1WLrkO6Q7RoCAEAQAvD_BwE

Several companies offer higher quality ones. Tamiya even has a couple different hardness options.
Did you use all,some or just the oring parts from the Traxxas kit ?

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Re: Modified Duratrax shocks

Post by juicedcoupe »

rwordenjr wrote: Thu May 04, 2023 1:33 am Did you use all,some or just the oring parts from the Traxxas kit ?
Just the X rings and bladder.
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Re: Modified Duratrax shocks

Post by rwordenjr »

juicedcoupe wrote: Thu May 04, 2023 1:48 am
rwordenjr wrote: Thu May 04, 2023 1:33 am Did you use all,some or just the oring parts from the Traxxas kit ?
Just the X rings and bladder.
Oh okay the bladder fits the duratrax ehh ?

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Re: Modified Duratrax shocks

Post by juicedcoupe »

rwordenjr wrote: Thu May 04, 2023 2:31 am
Oh okay the bladder fits the duratrax ehh ?
Yes. It is a snug fit in the cap but it does fit.
Always looking for new and interesting ways to waste money.

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