Twin Arachnids Build

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Thanks for the QS Components website!... I am going to use them...

Yeah... our main goal with spacers is to eliminate bump-steer (as much as possible) and to maximize suspension travel. I have always been skeptical of front suspension that is a ton of work, and costs a lot of money... but in the end, hardly gives the rider much suspension once you're actually on the trail.

Once you get your throttle cable, you'll have to let us know how your front shocks perform and if 2" of travel is good... since we have not bought shocks yet (saving up!)

I'm sure we will be raising the back-end to "give it some caster" as you say... we set up our karts so that even when the front and back are totally level (say, after hitting a big bump) our gas tank has 1" of clearance left in-case we go "below zero".

Good luck to ya on your first-run.

Souperman000: The first 4 pictures, I'm at Ace Hardware... and the last three pictures, I'm at a store called "Fleet Farm" www.fleetfarm.com (not sure if they have stores outside the Midwest). It is a super fun store... they also sell tons of ATV rims and tires and other stuff.
 
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Ok, had the day off. Picked up the machined bushings (with grease-zirk holes) and some threaded rod from the machine shop... VERY EXPENSIVE!!! ($214) AHHHH!! These Karts are becoming more expensive than we thought... but we don't want to cut corners. So.. now we have to save up before we do any more buying!! Also came in the mail: four billet Aluminum rear axle hubs (BMI) and 16 fine thread nuts, and 16 cone-spacers for the spindles.

I welded a fine threaded nut onto each A-arm, finished welding the steering block to go-kart #2, finished one Arm completely and welded it to the bushings on kart #1... pictures say more than me typing....
 

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More Pics.

Here's a few more
 

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Funny you ask... we wondered that from the beginning... but once we got going... we can tell from the many "custom" doings on each kart... PLUS... at the very end, we're going to hang them up, sand-blast them, and spray them two opposing colors... like black and white or blue and yellow.... AND... we already have one blue seat cover, and one red seat cover... maybe we should name each one!!!!!
 

landuse

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You guys are doing some good work. Nice and clean. I was just wondering what you did here in the pic below? What was the extra piece welded on?
 

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JWales

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Awesome work! Looks like you guys are keeping a good pace. Can't wait to see the end results. I was hoping to make my own A-arm joints as well. What are you using for the tube at the joint connecting them to the frame?
 

OzFab

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You guys are doing some good work. Nice and clean. I was just wondering what you did here in the pic below? What was the extra piece welded on?

It's an optical illusion created by a good camera angle. If you have a look at the other pics that's where the side bar meets the centre piece
 
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Weird! That picture does look like it's one long piece of steel with a weld in the middle... interesting! (I use my iPhone for the pictures... man, that thing has a good camera!!)

I was hoping to make my own A-arm joints as well. What are you using for the tube at the joint connecting them to the frame?

Answer: we are actually using what the plans called for for "tube" (bushings) which is not a "common piece of pipe" and has to be milled. As said above, they were very expensive to have made (plus we needed 16 of them!!)
jwheels14's pictures above show how he did NOT use bushings, but rather used rod-ends (Heim Joints) to connect his A-arms to his frame. Either way will work I'm sure.
 
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did you have to get the whole hole milled or did you start with tube? I also need to make some for the same kart that I am building. also if you could post specs on those berings I would apreciate it. sorry to be asking on your thread
 
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did you have to get the whole hole milled or did you start with tube? I also need to make some for the same kart that I am building. also if you could post specs on those berings I would apreciate it. sorry to be asking on your thread

HEY! Ask any questions anytime! Here are the specs on the bushings: They are made from thick welder's tubing... so the machinist did NOT start from a solid shaft. The bushings are: 1" O.D. 5/8" I.D. and are 2.5" long. (I guess I wasn't worried about the O.D., so it might be a bit over 1"... never fully checked with a micrometer) ALSO: I had the machinist drill and tap a hole in the center of each one for a grease zirk. (I'm really not sure off-hand what the size of that hole is... maybe 1/8"?) If you would like, I can find out exactly what tubing he used... if so, Private-Message me.

I wish I was working on the karts right now... unfortunately at work... but tonight I'm gonna hit 'em hard!
 

blackleg miner

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Archnid bro - I took your advice and my boys and I extended the frame about 8 inches. Mocking it up feels much better. Waiting on the steering system before we put in the steering post. Today I monkeyed with the front 1" tubing over the shock supports. Compound cuts are a little funky and I worried about the welds pulling the thing out of true, but it all worked out.

Thanks for your pictures and this thread, there's a lot of good info here and I've already used a bunch of it to help me out. Please keep bringing it on. love it.
 
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