View Full Version : O/T Minibke question
Ayers Garage
09-17-2003, 11:18 PM
I starting on my mini bike project.
Has anybody used EMT for the frame? Also known as electrical conduit. I need something that is easy to find and easy to bend.
Thanks,
Kevin
james
09-17-2003, 11:50 PM
WAAAAY too lightweight. PLus it's galvanized, which is toxic to weld.
TINGLER
09-17-2003, 11:53 PM
If I am not mistaken, conduit is galvanized.
That is NOT a good thing to be welding on.
Find a local steel supplier. I have one here that is a fabrication shop and they sell steel to the general public.
I recently bought 40 ft of 1" tubing from them for around $40.
One small mini bike will only take probably 20 ft of tubing.
I am building a wild chopper that is about as big as a regular bike and I think I used just over 20 ft of tubing.
The real stuff is cheap.
That galvanized stuff is no good.
JT.
k-member
09-18-2003, 12:33 AM
I know a guy who built one out of conduit, and man was it creepy. It broke in a few places but it was light. We used aluminum for one and it works killer....the cheapest way is black pipe around 1$ a foot, built a bunch out that stuff, good luck, if ya don't hurt yourself on the first pass ya did something wrong http://www.jalopyjournal.com/ubbthreads/images/graemlins/grin.gif
redmeat
09-18-2003, 12:45 AM
<font color="red"> Her are some of Kmembers handy work......he knows what he is talking about .....blue one steel aluminum colored one is aluminum!
R E D M E A T </font>
Ayers Garage
09-18-2003, 12:50 AM
Can I bend black pipe with a tubing bender?
I have access to a normal conduit type tubing bender.
Kevin
TINGLER
09-18-2003, 01:01 AM
I just can't help it.
I'm gonna use this post to show off a little too.
This is FRANKENSTEIN.
A little tweaking here and there. and a custom fabricated hub for the rear and it will live. Soon....soon....muhwahhahahahaha.
k-member
09-18-2003, 01:03 AM
Not so easy with a TUBING bender, but you can heat and bend black pipe with a torch and some round objects of your choice. I have used wood to bend around. As in a wooden template out of plywood about one inch thick, C clamped to a bench, heat pipe and wrap around your template ect..hope that helps...
TINGLER
09-18-2003, 01:04 AM
I did all the bends on Frankenstien with a torch. I just carefully heated the one side and gently eased it down until I got the curve I was after.
If you fill the pipe with sand and cap off both ends before you heat it you can get real nice curves. I just never have any dry sand handy....
JT.
k-member
09-18-2003, 01:09 AM
I use the Ol harbor freight pipe bender, it works like a champ. VT the franken chopper is LOOOOOOKING GOOD.... and the sand method works great for the nice looking tight bends.
TINGLER
09-18-2003, 01:15 AM
Hey thanks K-member.
You and your sick ass mini bikes are what inspired me to go down this path....
(and I mean "sick ass" as a compliment)
Your bikes kick ass.
JT.
k-member
09-18-2003, 01:44 AM
Thanks, VT, Im glad that I've corrupted another mind. http://www.jalopyjournal.com/ubbthreads/images/graemlins/grin.gif
Fat Hack
09-18-2003, 09:34 AM
Hey, Von! THAT'S what you've been working on????
Kick-ass! http://www.jalopyjournal.com/ubbthreads/images/graemlins/cool.gif
I was out riding my little abortion last night when I saw some guy pushing a dead Harley the other way. I circled around to see if he was outta gas or something. He said it had gas but just died. I didn't have a tow strap on me or I woulda pulled him the last half mile or so to his house...now THAT woulda been a Kodak moment...a dead custom Harley being dragged home by a motorized GIRLS bike!
Mini bikes rule! http://www.jalopyjournal.com/ubbthreads/images/graemlins/grin.gif http://www.jalopyjournal.com/ubbthreads/images/graemlins/cool.gif http://www.jalopyjournal.com/ubbthreads/images/graemlins/tongue.gif http://www.jalopyjournal.com/ubbthreads/images/graemlins/wink.gif http://www.jalopyjournal.com/ubbthreads/images/graemlins/grin.gif
james
09-18-2003, 09:53 AM
Well, here's another pic of mine. This is as far as I got (house repairs right now) Black pipe using harbor freight cheapy bender.
38Chevy454
09-18-2003, 11:14 AM
I agree to use a cheap Harbor Freight tubing bender and black pipe. If you get the sch. 40 3/4 inch pipe it is actually about 1.05 inch diam and 0.118 wall. Perfect for mini-bike frames.
The HF tubing bender is about $70 if you get it on sale, and besides being a bit slow, works just fine.
Broman
09-19-2003, 12:51 AM
James where'd you get the forks? They're nice man.
james
09-19-2003, 07:48 AM
The forks are off a 26" beach cruiser from Electra. Do a search, they're pretty cheap.
TheDooWopKid13
09-20-2003, 01:49 AM
if you want to see a cool minibike you should check my brothers out. he made it himself and the forks are about 4 feet. it looks like a miniharly. it also has a jockey brake on it.
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