broke ass slo bike build CM400t

baconpocket

eating bacon
the facts:
1st bike ever-cm400t (bad front brake, headlight and tailight not working, stock everything) runs pretty well
no garage
little money
married

this might take awhile
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clubman bars (ebay) and brake reservoir parts (service honda) in the mail

i'm in love with the cafe style, but i think i want a 2-up seat for now (stock seat is way too huge though) maybe a bratstyle seat like sleek and sexy cl360


and i love this design: mac motorcycles roarer
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i figure the best way to get this going is to document the progress

let's go
 
Re: broke ass slo bike build

Those CM frames are very odd. It would be difficult to do a bratt seat without seriously chopping up the frame, sleeving bits together and welding it all up. It's not impossible; I helped a friend do exactly that. Just something to understand.

--Chris
 
Re: broke ass slo bike build

i'm in bloomington indiana. just loving the summer light hours. so i got some minor stuff done, here come the pics

i took off the mirrors and rear grab rail, replaced some bolts with shorter ones to hold fender in place
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removed rear fender and brake/turn assembly.
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i gotta find a way to get it looking like this when it's legal (enough)
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front fender off. i broke the fR turn transporting in the uhaul
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half-assed fix by previous owner
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my dog was so bored, i like this angle though, side covers off now too
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not too bad of a stock stance once parts start coming off
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i painted my helmet with primer
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this same paint is drying on the side covers and fenders. i'll post pics tomorrow, if it looks good it'll stay for this incarnation of the bike
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Re: broke ass slo bike build

chrisf said:
Those CM frames are very odd. It would be difficult to do a bratt seat without seriously chopping up the frame, sleeving bits together and welding it all up. It's not impossible; I helped a friend do exactly that. Just something to understand.

--Chris

thanks chris
if i go that route, i know who to ask questions then
 
Re: broke ass slo bike build

sucksatriding said:

Looks like your rear wheel bearings are shot...try moving the wheel to the left and the right to see if there is any play.
 
Re: broke ass slo bike build

OneWorden said:
Looks like your rear wheel bearings are shot...try moving the wheel to the left and the right to see if there is any play.

are you talking about how the wheel looks like its at a different angle than the seat?

i'll check this for sure when i get home tonight.
 
Re: broke ass slo bike build

i got my clubmans and brake parts in the mail today, and by the time i put the fenders back on it was dark here's some progress

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wanted to get an image in my mind without that honkin ass huge seat on
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painted side covers on, before clubmans. this was my lunch break
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Re: broke ass slo bike build

Inspiration for sure. How do you like those clubmans? I can't decide if I want to go with a dragbar or the clubmans. I agree 100% on the 2-up. It looks huge, but still gotta have the versatility. Looking good so far.
 
Re: broke ass slo bike build

Ghosttown said:
Inspiration for sure. How do you like those clubmans? I can't decide if I want to go with a dragbar or the clubmans. I agree 100% on the 2-up. It looks huge, but still gotta have the versatility. Looking good so far.

clubmans and dragbar come down to almost a coinflip for me. i thought i would just go for it with the clubmans and if i didn't like it i could always switch them out. i got mine on ebay from http://stores.shop.ebay.com/SportingForLess__W0QQ_armrsZ1 through a buy it now. the total was 31.45 including shipping and they got here very quickly. i was very pleased.
the quality seems on par with at least the stock materials.

with these, and the way i positioned them, i didn't have to change anything.

the brake fluid reservoir on the 400t comes close to the turn signal, and some of the cables seem a bit long now, but nothing major. hopefully i wont have these turns for much longer. the clutch takes a bit more effort right now and the throttle doesnt spring back as quickly, so it's not quite perfect yet.

i couldnt resist riding it to work today though.

as far as the seat goes...i have an old stop sign that i might try to bend and cut into shape and put a upholstered slab of highdensity foam on. stay tuned...

also, anyone have any ideas where i should start poking around to find why my headlight and tailight wont come on? the fuse was bad, and i replaced it, but still no lights
 
Re: broke ass slo bike build

I got the same bike, the headlight and tailight power run through the starter and the ignition switchs and any corrosion in there can loose your ground. I had all kinds of light gremlins so I got a multi meter and a $2.00 test light and went from the battery, through the fuse box all along and check anywhere there was a connection. I had connections that were just a little dull but would not pass power. The headlight fuse was blown, I replaced it, still wouldn't light, I put the test light on and the fuse was not gettting power, the terminals looked ok, but I cleaned them with emery cloth anyway and bingo, power went through to the next junction, found the next connection and cleaned it until finally power was going to the lights again. After that I cut open the wire harness and check all the wires, replacing any questionable wires and cleaned all the connetors to prevent any more issues. It took a few hours but all my lights work and I don't blow fuses anymore. Shrink wrap and solder are cheap insurance. and if the brass isn't shiny, it is probably not connecting well.

Cheers,

Maritime
 
Re: broke ass slo bike build

I had that same problem too, and was wondering if the ignition switch and lights were related. When I first looked at my bike, I noticed that the headlight was not on, my 1st mission was to replace it before I attempted to drive it home after buying it. (Especially since I did not have a Motorcycle license, and this was my 1st time on a bike, Ha!) But as I found out, it wasn't the light. I decided to ride home anyway and as I found out, looking in reflections at stoplights, it started working. It seems to be working everytime now, but it would definitely be a good idea to clean up those contacts. Thanks guys for the advice. Back to Ebay!
 
Re: broke ass slo bike build

Mr.Sucksatriding,
you're actually in a pretty good place to end up with similar lines to that MAC bike.
1) Strip your seat upholstery and foam (Save!!) and trim the seat pan at the back where it kicks up. File, finish and repaint.
Take a carving knife (electric helps) to the existing foam until you have roughly the shape you want then go at it with a palm sander and some 80 grit to smooth the foam. Do this outside.......it'll get everywhere, but be nice to the fishes and critters and shop vac the crap up when you're done. Lastly, run out out to a decent upholstery joint and have them stretch a skin over it.

2) Get ride of the side panels. Part of the visual strength of the MAC bikes is the free space in the center of the bike. It's the same thing that cafe bikes go for, a minimalist stripped down look. If you get rid of the electric start eg; take off the parts including those internal bits that link that starter to the crank, you'll lose quite a bit of weight and cut the load on your charging system. If you're not cranking away with a starter your battery can be much smaller. Perhaps a sealed unit strapped to the bottom of the seat. Further this work by tucking away the electrics so they are less obtrusive. You could run a couple large pod filters (think long) and make a satin black box to cover the electric that could live between the pods. Idea being to hide them, then disguise them further by using the visual weight of the pods to draw the eye. Allow a little daylight thru there and you're good to go.

3) go to a wrecker and find a front fender from a larger bike to mount as a hugger on the rear swing arm.

Once you're at this point, finish taking off stuff that doesn't make the bike go, stop or turn and you're golden!
 
Re: broke ass slo bike build

The Roarer is my favorite Mac prototype, and one of my favorite modern bikes period. I'm counting down the days and saving my pennies for when those go into production in the US.
 
Re: broke ass slo bike build

Swagger. You hit it pretty well there, within my budget, i'm gonna try to pull off the essence of the roarer. i might have to go with a bigger seat to be 2 up, unless i find another, and make them easy to swap back to the stock one.

i've got pics with the fenders back on. these won't be like this for long. i do like how they stand out much less.
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damn, i need to find more places to snap pictures. its like a spot the difference game on this thread. hahaha
 
Re: broke ass slo bike build

look what i won last night for 5.50 plus 10 shipping!
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its the rear fender, brake/turn assembly from a 2004 cbr1100

i'm not sure how i'll be implementing these parts quite yet. i could use it in place of my setup, or i could cut it up and use the lights and plate mount in different locations
 

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Re: broke ass slo bike build

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it looks like i'm going to have to try and remove this rust. when i do, i haven't decided if i want to wrap the headers in black or white exhaust wrap, or just paint them with black header paint. any thoughts?

i'd actually like to get a hold of the 2-1 exhaust, if i can do so cheaply. i won't be buying new parts that cost hundreds of dollars bcuz thats not what this bike is about for me
 
Re: broke ass slo bike build

ok, what else to do at night with no garage?
rough, i repeat, rough photochop of my plan to build a 2-up seat according to my inspiration

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this is keeping in mind the funky frame bend, which i plan to just box over, and use the enclosed area to house battery and electronics

my 04cbr parts just came in...bonus, i'll use the cardboard box to make a mockup when i've got time
 
Re: broke ass slo bike build

Oh man....I hate being the voice of reason....really I do.

If I may be so bold, get this thing on the road and ridable before you do much more beyond taking the 'extra' stuff off.....
You'll be really disappointed if you find some major issue after you've got it all put together looking the way you want. Seriously man. I know what it's like to be all excited but get it road worthy first.

While I'm on my big shiny soap box, indulge me a bit further...

I have to question the addition of late model sportbike take offs when building a cafe. I *think* I get your thoughts, infuse a little street cred and intent with the plastic bits and modern looking lights but I think you're working at cross purposes with yourself.
If you're wanting to build a cafe style bike, or one that gives off that 'Roarer' feel then perhaps a narrowing of scope is in order.

Take some time and think about the visual aspect of the Mac bike: Minimalist, spartan, negative space, simplicity and intent.
Can we build your CM400 with those same characteristics? Sure, that's the whole point of these bikes isn't it?

Your tank isn't bad for this type of build, keep it...it'll save you some cabbage that you'll want to spend later. Same with the seat.
Rather than try to work around the shape of your frame, work with it. Note the shape of the solo seat on the Mac bike? Now take a look again at the shape of your frame and the front portion of your seat. See where I'm headed?

take the upholstery off and save it. Now looking at your stock seat with the foam on it (on the bike too) mark it with a sharpy where the foam is to be cut such that you preserve the front part of the seat that holds your ass, remove (save) the rear part of the seat foam. Mark the seat pan with a line of masking tape at the edge of the foam. Now note where the seat hinges are so you can keep them once you cut the pan. Now you should have a front and rear half of the pan that can be (hopefull) raised and lowered independently. At this point, stand back and look at the seat with only the solo foam in place and decide if it's too thick. Personally I'm not a fan of hemorrhoids and prefer some padding. Your choice. If you like it, and it's comfy you can take your shortened seat pan, foam and have it upholstered. As for the two up problem, you can do a couple things.
A) Scorched earth..no going back
-cut the rear frame rails off behind the new shortened seat and tell the wife to buy some walking shoes. Perhaps not a good way top get laid but....some guys pull it off.
B) Please can I sleep inside tonite dear?
-Same as above, but save those frame rails and have a fab shop make inserts for inside that will allow you to stick that portion on with a couple clevis pins and mount the seat when the lady of the house wants a putt. If you do it right that separate rear portion will take on a nice vintage 'pillion pad' look and you're still cool at bike night!
C) Why yes dear...I would like a backrub....
Keep the seat pan completely stock and have an upholstery shop cut the foam flat and do a nice Brat style ribbed vinyl seat cover.
You'll be able to haul the little woman around and still look cool.

Note the rear fender on the Roarer, it's mounted to the swing arm as a retro styled hugger. Regardless of what seat you chose this will work well look cool enough to attract some attention if you do it cleanly. Go find yourself a motorcycle wrecking yard or someone selling used bike parts on CL etc. What you're looking for is a 70's-80's chrome front fender off a larger bike, look for one with riveted on braces like one off a CB450/500/550/750.
You're going to trim it to clear the chain, swing arm and any other obstruction such that you can bolt it to the swing arm up front and using the stock brace arms, bolt those to the swing arm back by the axle.lower shock mounts. Obviously you'll have to work a little trial and error but it's more than do-able.

Dump the bulky gauges and idiot lights and mirrors and whatever else doesn't fit the look. For that bike, a speedo is about all you need adn there are some really nice small ones, or you could stash a bicycle speedo somewhere discrete and have a totally clean top clamp which goes a lone way to cleaning up the look of the bike.

Now you're dialing in on the salient details that will bring the bike inline with what you're wanting to do; make it look a little like the Roarer.
Give the flat black paint to some hipster to paint his Honda civic with and get yourself something nice looking. Flat black's been so overdone. Hell, even 'satin' black is better as it'll stay clean much longer than flat....that gets dirty just by existing.
 
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