CBR 2 EBR

Prototype Batteries

Prototype Batteries

The other thing I did to move this along is to change my approach to the initial battery selection and fitment. If you recall from past posts, I was expecting a shipment of LifePO cells, but that deal collapsed when the US distributor declared bankruptcy. I started thinking that perhaps I’d be better off in [...]

Welding 101

Welding 101

It’s been just about a year since I started this project and though I haven’t moved the sticks in a few months, I am still excited about getting this thing completed. The first delay was due to a problem with my battery order. Then, we were gone for the summer. But now I’m back, the [...]

Uh Oh. Where are the Batteries?

Uh Oh. Where are the Batteries?

It’s inevitable, I suppose, that every project should encounter an obstacle that threatens its viability, and now this project has found one. No batteries. On December 11th of last year, I ordered thirty 100 amp-hour lithium iron phosphate batteries for my project totalling a shade over $4200 with customs and shipping charges. Shipment was promised [...]

The New Motor Arrives

The New Motor Arrives

Parts for the EBR are beginning to arrive. Today I received the motor and controller.  This is an AC-powered motor, originally designed for golf carts, optimized for electric vehicles.  It features a peak of around 46 horsepower and almost 100 ft/lbs of torque, available at a standing start. This bad boy is rated for 7500 [...]

Lookin’ Good

Lookin’ Good

If you just glanced at this, you’d just see another mid-90′s sport bike. That’s what I hope to accomplish when I get this back together. I need to figure out what to do with those holes in the fairing where the crankcase stuck out. And that hole in the seat where the fuel petcock used [...]

Fitment

Fitment

After building 30 battery boxes, cutting the tank, and refitting a few pieces of plastic, we can now get a much better idea what’ll fit and what won’t. In order to reach a minimum of a 72 volt system, I had to fit 22 batteries on board. Fitting 26 gets me 84 volts, 30 gets [...]

Cutting the Tank

Cutting the Tank

Following “the gutting,” the first real modification task involved cutting the underside of the gas tank. The tank will be refitted to the bike and will make a nice spot to nest either the controller or battery charger. If I happen to find a place for both of those items elsewhere, it creates room for…more [...]

Phase 2: Prototyping

Phase 2: Prototyping

I stood for a while, staring at the empty frame. Now a bike, only because I say so, this gutted chassis waited patiently while I mulled over my next move. I could pull it all apart, clean and replace components, then start the build back from scratch. But that didn’t seem right. I didn’t feel [...]

Big Battery Cage

Big Battery Cage

One of the main reasons I chose the CBR — big motor = big hole. Big hole = lots of battery space. Can’t wait to start mocking up some alignments so I can see just what I can tuck in here. Bottom line: As many as possible.

Schemin’

Schemin’

The old man has visions of turning hot laps at the Isle of Man. That’s just what they are ol’ boy. Visions.

Copyright © by Dale Coyner. All Rights Reserved.

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