hub bolt patterns

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A.Baker

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So, I have this go kart that I need to order a wheel for and I can not seem to find the right size bolt pattern. It's a 4 bolt pattern and measuring diaganally from center of bolt to center it's 3 and 1/4 inches. which is like 82 mm. I would just change the hub completely because I have some 8" 4x4 wheels but the sprocket is bolted to the hub and I don't know where to search for a sprocket and adapter that will fit a 4x4 pattern. I'm pretty new to go kart building so forgive my ignorance. I'll try and have pics soon.
 

A.Baker

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This is how mine is set up. And the drive sprocket is bolted to the hub. I want it set up like that but I need a sprocket that bolts to a 4 x x4 hub
 

crazykart

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Umm a double flanged hub for a 4 bolt on 4" pattern with bearings for single wheel drive... to be honest I've been researching hubs for the passed month, and the only double flanged ones I've seen are far smaller then 4 on a 4" bolt circle....

There might be one out there but idk where.

Ad far as your current wheel, you have the hub, sprocket, and rim right and are needing a new tread, am I correct in assuming that?

If so then you don't have to worry about bolt patterns, just the size in the tire which should be printed on the side of the tire.

Post up some pics and let me know and I can help more.
 

A.Baker

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I can't get pics till later this afternoon. But I actually need a wheel. I think it's metric but measuring the hub pattern diagonally from center to center is 3 1/4 inches. I can't find a wheel for that measurement
 

crazykart

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That doesn't sound right to me. Are you measuring stud holes across from one another over the center hole correct? Like the first image in this picture? Diagonal to me is saying that you're measuring, for example, from the top stud to a side stud.
 

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A.Baker

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I'm measuring like in that pic. I'll snap a photo when I get off work of the measurements.
 

Poboy kartman

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I always feel compelled to say this, but my favorite way of measuring bolt hole centers is to put the one inch mark on the edge of one hole and measure to the corresponding edge of the other....(more exact than eyeballing centers)....(just subtract that inch)....

Others say measure from outside edge to outside edge. and subtract the diameter of the hole.....

But....either way eliminates eyeballing the centers.....
 

A.Baker

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I was wrong. More like 4 x 3 inch. Can't seem to find wheels for it. Which is why I was going to just change to a different size hub pattern

 

A.Baker

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Yeah I thought so. Which is why I wanted to change the hubs. However it does have a briggs and stratton 5 horse on it
 

crazykart

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Torque converter or centrifugal clutch? And what's wrong with the rim that you need to change it? Bent?

Your best, and probably cheepies route is to stick with small tires, you can get a 4 on 2 13/16 double flange hub for around 15$ + shipping and the wheels are cheap enough.

Are all your other rims/tires/hubs good? If so what are the sizes of the tires?

Get back with us and we can advise you on the cheepies routes to go, and also our opinions of what you can do and what we think you should do.

One more question, do you have a drill press? If so there is plenty of "meat" on those hubs to drill a new pattern. Probably not a 4 on 4" pattern, but deffinetly a smaller more common pattern.
 

A.Baker

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Torque converter or centrifugal clutch? And what's wrong with the rim that you need to change it? Bent?

Your best, and probably cheepies route is to stick with small tires, you can get a 4 on 2 13/16 double flange hub for around 15$ + shipping and the wheels are cheap enough.

Are all your other rims/tires/hubs good? If so what are the sizes of the tires?

Get back with us and we can advise you on the cheepies routes to go, and also our opinions of what you can do and what we think you should do.

One more question, do you have a drill press? If so there is plenty of "meat" on those hubs to drill a new pattern. Probably not a 4 on 4" pattern, but deffinetly a smaller more common pattern.
The other wheel is missing. Some where along the line a family member has misplaced it. And yes I have a drill press. Never made a new hub pattern though. And it's a clutch.
 

crazykart

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My opinion is to just get new hubs/wheels. You can attempt to drill a new lug pattern, especially if you plan on getting new hubs anyways if it doesn't work.

What size tires are on it now?
 
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