CB550F Cafe Interceptor

snmavridis said:
i am thoroughly amazed at this build. this attention to detail is exactly what i hope to achieve when i rebuild a bike someday. my mind right now is just getting a bike that runs well and looks pretty, but one day i'll rebuild a junker. you are my inspiration.

two questions if you dont mind my asking:

1) what's your profession? your machining is IMPECCABLE and you seem to have all the tools necessary.

2) how much are you in this bike for? what with the carbon fiber and anodized aluminum, i'm assuming quite the pretty penny.

great job man! really cant stress that enough!

Thanks for checking in, following along and all the kind words.

By trade, I’m in sales and marketing, but I come from a family of mechanics.
My only technical training came from high school metal and power mechanics.
Aluminum is easy and forgiving to work with and gives excellent results as long as you take your time.

Metal finishing with wet #220 and #400 grit followed by Scotchbrite will give a great anodized finish that looks pro.

Lots of people will cut you some slack if you tell then that your build is just a hobby.
I found an anodizer that would add my parts to existing batches for beer.
I also found a powder coater that has a passion for bikes too and goes the extra mile to help make it affordable.

Carbon fiber work can be surprisingly affordable too.
I purchase all my materials from industrial suppliers, not the retail composite businesses.
I use polyester resin (same as fiberglass) as the epoxy is twice the cost and I didn’t feel that the performance differences warranted epoxy.

I’m a perfectionist, so it may have taken a half dozen tries to get the tail section or a fender just right for me.
Well I sold 5 (paint grade) carbon tail sections on ebay before I sold the mold.
That recovered all the materials costs of building pretty much all my carbon work.
I also swapped a carbon fender for the Yoshimura pistons to a forum member etc.

I’d never want to actually add the build costs, let alone post them on the internet for my wife to find but there’s lots of ways to offset your build costs if you are willing to make a few extra parts and sell to builders along the way.

Keep in mind that you don’t need expensive machinery to get good results working with aluminum.
The only purpose build machine that I own is a lathe.
Invaluable for making parts as most are turned bits but a bandsaw, drill press, bench top sander and files can get you a long way.

Cheers
FJ
 
/\ love your attitude. i feel that making things just to learn how is usually worth the effort. also helps to actually talk to people. many people in the trades understand and appreciate DIY. as long as you aren't trying to take their business, many are willing to help along the way.
 
MAte what a beautiful bike

I've just picked up a CB900 and I'm really wanting a WebCam camshaft for it and the CR31s come highly recommended - hoping i dont have the same petcock issues you did, I certainly don't have that level of fabricating ability or tools available to me down on the Central Coast of Aus :p (unless i pay a few thosand bucks)

what a wonder, again mate top stuff.
 
Just found this thread only because someone posted a link and made reference to it. Honestly, the best part about all this is that you have the ideal attitude and mind set that all aspiring cafe racer DIY garage builders try to pull off. You show this forum that with some patience and a little wheeling and dealing (for financial security reasons) anything is possible. You don't have to be a millionaire to have a nice scoot. I admire your skills and creativity with basic machine shop knowledge. Keep up the work. Any plans for another bike?
 

End of another great season!



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I've been called a lot of things and right now, "obsessed" seems the most appropriate.

Example: I was poking around on eBay a couple weeks ago and came upon a listing for a pair of R6 forks with WP cartridges.

Excerpt: These are 2003 2004 R6 all R6s forks with WP (White Power) cartridges.
They came from a World Supersport race team. These are the equivalent of Ohlins 25mm cartridges.
There are signs of use on the preload adjusters on the caps. (see photos) Everything else is really nice condition.


So curiosity got the better of me and I bought them.
I had them swapped over within an hour of receiving them and today I took a 300 mile rip up some of the best mountain and canyon roads in the area.
What an amazing difference these WP cartridges make!
It's totally transformed the Interceptor into one of the most confidence inspiring bikes I've ridden.
If not for the 1050 engine, my buddy on his Speed Triple would have been left behind.
As it was, he said my corner speeds are at least 5 mile/hr faster than his.

The adjustment range is huge on these WP cartridges.



Lots of adjusters on the top, plus low speed and high speed compression on the bottoms.

 
Re: CB550F Interceptor

FunJimmy said:
To ensure the longest possible bearing life, the bearings must be protected from the elements.
This alloy bearing hood, covers the exposed bearing and extends ¼” over the head tube for a clean finish.
Anodized black and it’ll look factory!


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I couldn't find the answer to this but was that bearing hood a one off piece? If not, where can I get one?
 
Re: CB550F Interceptor

GNGSXR said:
I couldn't find the answer to this but was that bearing hood a one off piece? If not, where can I get one?

I think he made it himself, "You can see this front end fork swap only requires one custom made piece. Many of you will have other ideas to make a bearing hood, but if you had one spun out of aluminum it shouldn’t really cost all that much."
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I know this is an old thread but wow!
 
ACE125toy said:
I know this is an old thread but wow!

Old, but not not forgotten.

Updates

I've always liked the nostalgic period correct look of a Kerker exhaust, but it lacks the rough-and-tumble character of a true Cafe Racer.
I even tryed a Yoshimura replica (without much success) a while back and thought it looked incomplete, so when I saw the Cone Engineering megaphone Tige put on his 750, I knew I had to order one.


 
These Cone Engineering stainless steel megaphone mufflers are amazing.
I can't believe how nice they are to deal with and the quality of the product.
What great value.



 
I'm not comfortable having the entire exhaust system hanging from the head studs and the Kerker muffler bracket won't fit the Cone megaphone. The Kerker mount (with the holes) was never intended to be the final design either, so this was a good opportunity to do it differently and have a little fun in the Lab.

Anodized black, this muffler support bracket should do the trick!





Stay tuned for a sound comparison next!
 
While I'm in the spirit of fabricating I thought I'd tackle the long forgotten chain guard. My first thought was to fab it up out of sheet aluminum and have a metal shop bend it up for me but I got thinking about using extruded aluminum U channel instead. I couldn't find the right profile in U channel so I bought some box section.

 
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